{"id":102427,"date":"2026-09-08T19:17:15","date_gmt":"2026-09-08T11:17:15","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/102427.html"},"modified":"2026-09-08T19:17:15","modified_gmt":"2026-09-08T11:17:15","slug":"%e4%b8%80%e6%ac%a1%e5%ae%8c%e6%95%b4%e7%9a%84%e6%81%b6%e6%84%8f%e6%a0%b7%e6%9c%ac%e5%88%86%e6%9e%90%e6%8a%a5%e5%91%8a-%e4%bb%8e%e6%a0%b7%e6%9c%ac%e5%88%b0%e5%a4%84%e7%bd%ae%e5%bb%ba","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/102427.html","title":{"rendered":"\u4e00\u6b21\u5b8c\u6574\u7684\u6076\u610f\u6837\u672c\u5206\u6790\u62a5\u544a\u2014\u2014\u4ece\u6837\u672c\u5230\u5904\u7f6e\u5efa\u8bae"},"content":{"rendered":"<h3>\u5f15\u8a00&#xff1a;\u5206\u6790\u7684\u7ec8\u70b9\u4e0d\u662f\u201c\u641e\u61c2\u6837\u672c\u201d&#xff0c;\u800c\u662f\u201c\u8ba9\u7ed3\u8bba\u80fd\u843d\u5730\u201d<\/h3>\n<p>\u5148\u770b\u4e00\u4e2a\u666e\u904d\u73b0\u8c61&#xff1a;\u5927\u91cf\u5206\u6790\u5e08\u7684\u62a5\u544a\u5199\u7740\u5199\u7740\u5c31\u53d8\u6210\u4e24\u79cd\u5931\u8d25\u5f62\u6001\u2014\u2014\u8981\u4e48\u662f\u201c\u5de5\u5177\u8f93\u51fa\u5806\u780c\u201d&#xff08;40 \u9875 Procmon \u622a\u56fe\u3001200 \u884c strings \u8f93\u51fa\u3001\u51e0\u9875 IDA \u53cd\u6c47\u7f16&#xff0c;\u4f46\u6ca1\u6709\u4e00\u53e5\u201c\u8fd9\u610f\u5473\u7740\u4ec0\u4e48\u201d&#xff09;&#xff1b;\u8981\u4e48\u662f\u201c\u7ed3\u8bba\u60ac\u7a7a\u201d&#xff08;\u201c\u6837\u672c\u9ad8\u5ea6\u6076\u610f&#xff0c;\u5efa\u8bae\u52a0\u5f3a\u9632\u62a4\u201d\u2014\u2014\u52a0\u5f3a\u4ec0\u4e48&#xff1f;\u9632\u62a4\u8c01&#xff1f;\u8c01\u6765\u6267\u884c&#xff1f;\u4ec0\u4e48\u65f6\u5019\u6267\u884c\u5b8c&#xff1f;&#xff09;\u3002\u524d\u8005\u8ba9\u8bfb\u8005\u6df9\u6ca1\u5728\u566a\u97f3\u91cc\u627e\u4e0d\u5230\u60c5\u62a5&#xff0c;\u540e\u8005\u8ba9\u8bfb\u8005\u770b\u5b8c\u4f9d\u7136\u4e0d\u77e5\u9053\u4e0b\u4e00\u6b65\u505a\u4ec0\u4e48\u3002\u4e00\u4efd\u6ca1\u6709\u660e\u786e\u5904\u7f6e\u5efa\u8bae\u7684\u62a5\u544a&#xff0c;\u53ea\u662f\u4e00\u4efd\u6602\u8d35\u7684\u89c2\u5bdf\u8bb0\u5f55\u3002<\/p>\n<p>\u62a5\u544a\u7684\u672c\u8d28\u662f\u201c\u7ffb\u8bd1\u201d&#xff1a;\u628a\u4f60\u8111\u5b50\u91cc\u7684\u6280\u672f\u7406\u89e3&#xff0c;\u7ffb\u8bd1\u6210\u4e09\u79cd\u53d7\u4f17\u5404\u81ea\u80fd\u76f4\u63a5\u884c\u52a8\u7684\u8bed\u8a00\u2014\u2014IR \u56e2\u961f\u8981\u7684\u662f\u201c\u8fd9\u53f0\u4e3b\u673a\u4e0a\u8fd8\u7559\u7740\u4ec0\u4e48\u3001\u600e\u4e48\u6e05\u5e72\u51c0\u201d&#xff0c;\u68c0\u6d4b\u5de5\u7a0b\u5e08\u8981\u7684\u662f\u201c\u6211\u8be5\u5199\u4ec0\u4e48 Sigma\/YARA \u89c4\u5219\u3001\u65e5\u5fd7\u6e90\u5728\u54ea\u201d&#xff0c;\u7ba1\u7406\u5c42\u8981\u7684\u662f\u201c\u6211\u4eec\u635f\u5931\u4e86\u4ec0\u4e48\u3001\u8981\u82b1\u591a\u5c11\u94b1\u3001\u591a\u4e45\u80fd\u89e3\u51b3\u201d\u3002\u540c\u4e00\u4efd\u5206\u6790&#xff0c;\u4e09\u79cd\u8868\u8fbe&#xff1b;\u4e00\u6b21\u5206\u6790&#xff0c;\u4e09\u6b21\u590d\u7528\u3002<\/p>\n<p>\u672c\u6587\u662f\u672c\u7cfb\u5217\u7684\u201c\u6536\u53e3\u4e4b\u4f5c\u201d&#xff0c;\u76ee\u6807\u662f\u8ba9\u4f60\u638c\u63e1\u4ece\u62ff\u5230\u6837\u672c\u5230\u63d0\u4ea4\u62a5\u544a\u7684\u5b8c\u6574\u95ed\u73af\u3002\u5168\u6587\u5206\u516d\u4e2a\u90e8\u5206&#xff1a;\u62a5\u544a\u7684\u53d7\u4f17\u5206\u5c42\u4e0e\u5199\u4f5c\u5fc3\u6cd5 \u2192 \u516d\u9636\u6bb5\u5206\u6790\u5de5\u4f5c\u6d41\u590d\u76d8 \u2192 \u4e00\u4efd\u53ef\u76f4\u63a5\u590d\u7528\u7684\u62a5\u544a\u6a21\u677f&#xff08;\u5206\u5c42\u6298\u53e0&#xff09;\u2192 \u7528\u4e00\u4e2a\u865a\u6784\u6837\u672c\u5b8c\u6574\u8d70\u4e00\u904d \u2192 TLP \u5206\u7ea7\u4e0e\u5206\u53d1\u7b56\u7565 \u2192 \u5904\u7f6e\u5efa\u8bae\u5206\u5c42\u6846\u67b6\u4e0e\u5408\u89c4\u7ea2\u7ebf\u3002\u8bfb\u5b8c\u4e4b\u540e&#xff0c;\u4f60\u5e94\u5f53\u80fd\u72ec\u7acb\u4ea7\u51fa\u4e00\u4efd\u201c\u7ed9\u8c01\u770b\u90fd\u80fd\u843d\u5730\u201d\u7684\u5206\u6790\u62a5\u544a\u3002<\/p>\n<h3>\u7b2c\u4e00\u7ae0&#xff1a;\u5148\u60f3\u6e05\u695a\u201c\u7ed9\u8c01\u770b\u201d\u2014\u2014\u62a5\u544a\u7684\u53d7\u4f17\u5206\u5c42<\/h3>\n<p>\u5199\u62a5\u544a\u7684\u7b2c\u4e00\u4e2a\u52a8\u4f5c\u4e0d\u662f\u6253\u5f00\u6587\u6863&#xff0c;\u800c\u662f\u5728\u7eb8\u4e0a\u5199\u4e0b\u4e09\u4e2a\u540d\u5b57&#xff1a;\u8fd9\u4efd\u62a5\u544a\u7684\u8bfb\u8005\u662f\u8c01&#xff1f;\u4ed6\u4eec\u5404\u81ea\u8981\u505a\u4ec0\u4e48\u51b3\u5b9a&#xff1f;\u4ed6\u4eec\u613f\u610f\u8bfb\u51e0\u9875&#xff1f;SANS FOR610 \u7684\u7ecf\u5178\u5fe0\u544a\u662f&#xff1a;\u201cinclude whatever supports the purpose of the exam\u201d\u2014\u2014\u62a5\u544a\u7684\u4e00\u5207\u5185\u5bb9\u53d6\u820d&#xff0c;\u90fd\u670d\u52a1\u4e8e\u201c\u8fd9\u6b21\u5206\u6790\u662f\u4e3a\u4e86\u4ec0\u4e48\u201d\u8fd9\u4e2a\u539f\u59cb\u95ee\u9898\u3002<\/p>\n<h4>1.1 \u56db\u7c7b\u53d7\u4f17\u7684\u5173\u6ce8\u70b9\u5bf9\u7167\u8868<\/h4>\n<table>\n<tr>\u53d7\u4f17\u6838\u5fc3\u95ee\u9898\u5173\u6ce8\u5185\u5bb9\u5185\u5bb9\u6df1\u5ea6\u5178\u578b\u683c\u5f0f<\/tr>\n<tbody>\n<tr>\n<td align=\"center\">SOC \u503c\u73ed\/\u4e00\u7ebf<\/td>\n<td align=\"center\">\u8fd9\u4e2a\u544a\u8b66\u8981\u4e0d\u8981\u5347\u7ea7&#xff1f;\u5168\u7f51\u8fd8\u6709\u591a\u5c11\u53f0\u4e2d\u62db&#xff1f;<\/td>\n<td align=\"center\">IOC \u6e05\u5355\u3001\u68c0\u6d4b\u89c4\u5219\u3001\u72e9\u730e\u67e5\u8be2<\/td>\n<td align=\"center\">\u4e2d\u9ad8&#xff08;\u53ef\u76f4\u63a5\u6267\u884c&#xff09;<\/td>\n<td align=\"center\">IOC \u8868\u683c &#043; \u67e5\u8be2\u8bed\u53e5<\/td>\n<\/tr>\n<tr>\n<td align=\"center\">IR \/ \u5e94\u6025\u54cd\u5e94<\/td>\n<td align=\"center\">\u8fd9\u53f0\u673a\u5668\u600e\u4e48\u6e05&#xff1f;\u6709\u6ca1\u6709\u6a2a\u5411\u79fb\u52a8&#xff1f;<\/td>\n<td align=\"center\">\u6301\u4e45\u5316\u673a\u5236\u3001\u6e05\u7406\u6b65\u9aa4\u3001\u53d6\u8bc1\u8981\u70b9\u3001\u65f6\u95f4\u7ebf<\/td>\n<td align=\"center\">\u9ad8&#xff08;\u64cd\u4f5c\u7ea7\u7ec6\u8282&#xff09;<\/td>\n<td align=\"center\">\u5206\u6b65\u9aa4 SOP &#043; \u9644\u4ef6<\/td>\n<\/tr>\n<tr>\n<td align=\"center\">\u68c0\u6d4b\u5de5\u7a0b\u5e08<\/td>\n<td align=\"center\">\u8be5\u5199\u4ec0\u4e48\u89c4\u5219&#xff1f;\u65e5\u5fd7\u6e90\u5728\u54ea&#xff1f;\u8bef\u62a5\u600e\u4e48\u63a7&#xff1f;<\/td>\n<td align=\"center\">\u884c\u4e3a\u94fe\u3001Sigma\/YARA \u903b\u8f91\u3001ATT&amp;CK \u6620\u5c04<\/td>\n<td align=\"center\">\u9ad8&#xff08;\u5de5\u7a0b\u7ea7\u7ec6\u8282&#xff09;<\/td>\n<td align=\"center\">\u89c4\u5219\u4ee3\u7801 &#043; \u4f2a\u4ee3\u7801\u903b\u8f91<\/td>\n<\/tr>\n<tr>\n<td align=\"center\">\u7ba1\u7406\u5c42\/CISO<\/td>\n<td align=\"center\">\u6211\u4eec\u635f\u5931\u4e86\u4ec0\u4e48&#xff1f;\u8981\u82b1\u591a\u5c11\u94b1&#xff1f;\u5f71\u54cd\u4e1a\u52a1\u5417&#xff1f;<\/td>\n<td align=\"center\">\u98ce\u9669\u7b49\u7ea7\u3001\u4e1a\u52a1\u5f71\u54cd\u3001\u5904\u7f6e\u6210\u672c\u3001\u5408\u89c4\u4e49\u52a1<\/td>\n<td align=\"center\">\u4f4e&#xff08;\u4e00\u9875\u7eb8&#xff09;<\/td>\n<td align=\"center\">\u6267\u884c\u6458\u8981 &#043; \u98ce\u9669\u77e9\u9635<\/td>\n<\/tr>\n<tr>\n<td align=\"center\">\u5b9e\u6218\u5fc3\u6cd5&#xff1a;\u4e0d\u8981\u5199\u4e00\u4efd\u201c\u4e07\u80fd\u62a5\u544a\u201d\u7ed9\u6240\u6709\u4eba\u2014\u2014\u90a3\u7b49\u4e8e\u6ca1\u5199\u7ed9\u4efb\u4f55\u4eba\u3002\u6b63\u786e\u505a\u6cd5\u662f\u4e00\u4efd\u4e3b\u62a5\u544a\u5206\u5c42\u7ec4\u7ec7&#xff1a;\u6267\u884c\u6458\u8981\u5728\u6700\u524d&#xff08;3~5 \u53e5\u8bdd &#043; \u98ce\u9669\u7b49\u7ea7&#xff09;&#xff0c;\u6280\u672f\u7ec6\u8282\u6309\u7ae0\u8282\u6298\u53e0\u5728\u540e\u9762&#xff0c;\u9644\u5f55\u653e\u539f\u59cb\u5de5\u5177\u8f93\u51fa\u3002\u7ba1\u7406\u5c42\u53ea\u8bfb\u7b2c\u4e00\u9875&#xff0c;\u68c0\u6d4b\u5de5\u7a0b\u5e08\u76f4\u63a5\u8df3\u5230\u7b2c\u4e03\u7ae0\u62ff\u89c4\u5219&#xff0c;IR \u56e2\u961f\u4ece\u7b2c\u4e94\u7ae0\u590d\u5236\u6e05\u7406\u6b65\u9aa4\u3002<\/td>\n<td align=\"center\"><\/td>\n<td align=\"center\"><\/td>\n<td align=\"center\"><\/td>\n<td align=\"center\"><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h4>1.2 \u62a5\u544a\u7684\u4e09\u6761\u5199\u4f5c\u94c1\u5f8b<\/h4>\n<p>\u94c1\u5f8b\u4e00&#xff1a;\u6267\u884c\u6458\u8981\u662f\u201c\u6574\u4efd\u62a5\u544a\u88ab\u9605\u8bfb\u6982\u7387\u6700\u9ad8\u7684\u90e8\u5206\u201d&#xff0c;\u5fc5\u987b\u5728 60 \u79d2\u5185\u8bfb\u5b8c\u3002SANS \u7684\u7ecf\u9a8c\u662f\u201c\u5927\u591a\u6570\u8bfb\u8005\u53ea\u8bfb\u6267\u884c\u6458\u8981\u201d\u2014\u2014\u6240\u4ee5\u5b83\u5fc5\u987b\u5305\u542b&#xff1a;\u6837\u672c\u662f\u4ec0\u4e48\u3001\u80fd\u505a\u4ec0\u4e48\u3001\u98ce\u9669\u591a\u5927\u3001\u5efa\u8bae\u505a\u4ec0\u4e48&#xff0c;\u5168\u90e8\u7528\u975e\u5206\u6790\u5e08\u4e5f\u80fd\u7406\u89e3\u7684\u8bed\u8a00\u3002\u6bcf\u4e00\u53e5\u6280\u672f\u7ed3\u8bba\u90fd\u8981\u6709\u201c\u6240\u4ee5\u5462\u201d&#xff08;So what&#xff09;\u7684\u843d\u5730\u8868\u8ff0\u3002<br \/>\n\u94c1\u5f8b\u4e8c&#xff1a;\u7ed3\u8bba\u7684\u8bc1\u636e\u5f3a\u5ea6\u5fc5\u987b\u663e\u5f0f\u6807\u6ce8\u3002\u533a\u5206\u201c\u9759\u6001\u5206\u6790\u8bc1\u5b9e\u201d\u3001\u201c\u52a8\u6001\u884c\u4e3a\u89c2\u5bdf\u5230\u201d\u3001\u201c\u5a01\u80c1\u60c5\u62a5\u5173\u8054\u63a8\u6d4b\u201d\u4e09\u4e2a\u8bc1\u636e\u7b49\u7ea7\u2014\u2014\u4e00\u4efd\u628a\u201c\u63a8\u6d4b\u201d\u5199\u6210\u201c\u4e8b\u5b9e\u201d\u7684\u62a5\u544a&#xff0c;\u4e00\u65e6\u88ab\u63a8\u7ffb&#xff0c;\u6574\u4e2a\u7ec4\u7ec7\u7684\u4fe1\u4efb\u90fd\u4f1a\u53d7\u635f\u3002<br \/>\n\u94c1\u5f8b\u4e09&#xff1a;\u6bcf\u4e2a\u53d1\u73b0\u5fc5\u987b\u5bf9\u5e94\u4e00\u4e2a\u52a8\u4f5c\u3002\u68c0\u6d4b\u5de5\u7a0b\u5e08\u8bfb\u5230\u201cC2 \u901a\u4fe1\u7279\u5f81\u201d&#xff0c;\u5e94\u5f53\u80fd\u7acb\u523b\u77e5\u9053\u201c\u5199 Sigma \u89c4\u5219&#xff0c;\u65e5\u5fd7\u6e90\u662f\u4ee3\u7406\u65e5\u5fd7&#xff0c;\u5b57\u6bb5\u662f URI&#043;UA\u201d&#xff1b;IR \u56e2\u961f\u8bfb\u5230\u201cRun \u952e\u6301\u4e45\u5316\u201d&#xff0c;\u5e94\u5f53\u80fd\u590d\u5236\u7c98\u8d34\u51fa\u6e05\u7406\u547d\u4ee4\u3002\u62a5\u544a\u91cc\u4e0d\u5e94\u8be5\u51fa\u73b0\u201c\u6ca1\u6709\u884c\u52a8\u6307\u5411\u7684\u53d1\u73b0\u201d\u3002<\/p>\n<h3>\u7b2c\u4e8c\u7ae0&#xff1a;\u516d\u9636\u6bb5\u5de5\u4f5c\u6d41\u2014\u2014\u62a5\u544a\u4e4b\u524d\u7684\u5b8c\u6574\u5206\u6790\u590d\u76d8<\/h3>\n<p>\u62a5\u544a\u662f\u5206\u6790\u7684\u201c\u8f93\u51fa\u5c42\u201d&#xff0c;\u62a5\u544a\u8d28\u91cf\u7684\u5929\u82b1\u677f\u7531\u5206\u6790\u8fc7\u7a0b\u51b3\u5b9a\u3002\u672c\u8282\u628a\u672c\u7cfb\u5217\u524d\u51e0\u7bc7\u7684\u65b9\u6cd5\u8bba\u4e32\u6210\u4e00\u4e2a\u53ef\u76f4\u63a5\u6267\u884c\u7684\u5de5\u4f5c\u6d41&#xff0c;\u6bcf\u4e2a\u9636\u6bb5\u6807\u6ce8\u201c\u4ea7\u51fa\u7269\u201d\u2014\u2014\u8fd9\u4e9b\u4ea7\u51fa\u7269\u5c31\u662f\u62a5\u544a\u5404\u7ae0\u8282\u7684\u201c\u539f\u6599\u201d\u3002<\/p>\n<h4>\u9636\u6bb5 0&#xff1a;\u6837\u672c\u63a5\u6536\u4e0e\u767b\u8bb0&#xff08;Sample Intake&#xff0c;10 \u5206\u949f&#xff09;<\/h4>\n<p>\u8fd9\u4e00\u9636\u6bb5\u6700\u5bb9\u6613\u51fa\u4e8b\u6545&#xff0c;\u4e5f\u6700\u5bb9\u6613\u51b3\u5b9a\u6574\u4e2a\u5206\u6790\u7684\u201c\u53d6\u8bc1\u5408\u6cd5\u6027\u201d\u3002<\/p>\n<p>\u25a1 \u6837\u672c\u63a5\u6536\u6765\u6e90\u8bb0\u5f55&#xff08;\u90ae\u4ef6\u7f51\u5173\/EDR \u4e0a\u62a5\/\u7528\u6237\u63d0\u4ea4\/\u5171\u4eab\u6e20\u9053&#xff09;<br \/>\n\u25a1 \u539f\u59cb\u6587\u4ef6\u540d\u3001\u539f\u59cb\u8def\u5f84\u3001\u63a5\u6536\u65f6\u95f4\u3001\u63d0\u4ea4\u4eba \u2014\u2014 \u5199\u5165 case \u7ba1\u7406\u5de5\u5355<br \/>\n\u25a1 \u6837\u672c\u653e\u5165\u65e0\u6267\u884c\u6743\u9650\u7684\u9694\u79bb\u76ee\u5f55&#xff08;quarantine share&#xff09;<br \/>\n\u25a1 \u7acb\u5373\u8ba1\u7b97 MD5\/SHA1\/SHA256 \u2014\u2014 \u8fd9\u662f\u6837\u672c\u7684&#034;\u8eab\u4efd\u8bc1&#034;<br \/>\n\u25a1 \u68c0\u67e5\u6587\u4ef6\u9b54\u6570\u4e0e\u6269\u5c55\u540d\u662f\u5426\u4e00\u81f4&#xff08;\u4f2a\u88c5\u8bc6\u522b&#xff09;<br \/>\n\u25a1 \u786e\u8ba4\u5206\u6790\u73af\u5883\u5c31\u7eea&#xff1a;\u9694\u79bb\u865a\u62df\u673a &#043; \u5e72\u51c0\u5feb\u7167 &#043; \u7f51\u7edc\u9694\u79bb<br \/>\n\u25a1 \u660e\u786e\u672c\u6b21\u5206\u6790\u7684\u76ee\u7684\u4e0e\u95ee\u9898&#xff08;who asked, why, what decision&#xff09;<\/p>\n<p>\u65b0\u624b\u6700\u5e38\u89c1\u7684\u4e8b\u6545&#xff1a;\u76f4\u63a5\u5728\u5206\u6790\u5e08\u5de5\u4f5c\u7ad9\u4e0a\u53cc\u51fb\u201c\u770b\u770b\u662f\u4ec0\u4e48\u201d\u2014\u2014\u8fd9\u4e0d\u662f\u5206\u6790&#xff0c;\u8fd9\u662f\u81ea\u7206\u3002\u6837\u672c\u5728\u9694\u79bb\u73af\u5883\u786e\u8ba4\u4e4b\u524d&#xff0c;\u6c38\u8fdc\u4fdd\u6301\u201c\u4e0d\u53ef\u6267\u884c\u201d\u72b6\u6001\u3002<\/p>\n<h4>\u9636\u6bb5 1&#xff1a;\u5feb\u901f\u5206\u8bca&#xff08;Triage&#xff0c;5~30 \u5206\u949f&#xff09;<\/h4>\n<p>Triage \u7684\u76ee\u6807\u4e0d\u662f\u201c\u641e\u61c2\u6837\u672c\u201d&#xff0c;\u800c\u662f\u56de\u7b54\u56db\u4e2a\u95ee\u9898&#xff1a;\u662f\u4e0d\u662f\u6076\u610f&#xff1f;\u5c5e\u4e8e\u4ec0\u4e48\u7c7b\u522b\/\u5bb6\u65cf&#xff1f;\u5f71\u54cd\u8303\u56f4\u591a\u5927&#xff1f;\u8981\u4e0d\u8981\u5347\u7ea7\u5230\u6df1\u5ea6\u5206\u6790&#xff1f;<\/p>\n<p><span class=\"token comment\"># Step 1: \u54c8\u5e0c\u67e5\u5e93&#xff08;\u5f80\u5f80\u5df2\u7ecf\u80fd\u7ed9\u51fa\u7ed3\u8bba&#xff09;<\/span><br \/>\nsha256sum sample.exe<br \/>\n<span class=\"token comment\"># \u63d0\u4ea4\u81f3 VT \/ MalwareBazaar \/ Hybrid Analysis<\/span><br \/>\n<span class=\"token comment\"># 50&#043; \u5bb6\u68c0\u51fa \u2192 \u5df2\u77e5\u5bb6\u65cf&#xff0c;\u76f4\u63a5\u8fdb\u5165&#034;\u5feb\u901f\u62a5\u544a&#034;\u8def\u5f84<\/span><br \/>\n<span class=\"token comment\"># Step 2: \u9759\u6001\u521d\u7b5b<\/span><br \/>\n<span class=\"token function\">file<\/span> sample.exe                      <span class=\"token comment\"># \u771f\u5b9e\u6587\u4ef6\u7c7b\u578b<\/span><br \/>\nstrings <span class=\"token parameter variable\">-n<\/span> <span class=\"token number\">8<\/span> sample.exe <span class=\"token operator\">|<\/span> <span class=\"token function\">sort<\/span> <span class=\"token parameter variable\">-u<\/span> <span class=\"token operator\">|<\/span> <span class=\"token function\">head<\/span> <span class=\"token parameter variable\">-100<\/span><br \/>\nstrings <span class=\"token parameter variable\">-e<\/span> l <span class=\"token parameter variable\">-n<\/span> <span class=\"token number\">8<\/span> sample.exe <span class=\"token operator\">|<\/span> <span class=\"token function\">head<\/span> <span class=\"token parameter variable\">-50<\/span>        <span class=\"token comment\"># UTF-16 \u5bbd\u5b57\u7b26<\/span><br \/>\n<span class=\"token comment\"># grep \u91cd\u70b9&#xff1a;http\/powershell\/cmd.exe\/appdata\/CreateRemoteThread<\/span><br \/>\n<span class=\"token comment\"># Step 3: PE \u7ed3\u6784<\/span><br \/>\n<span class=\"token comment\"># PEStudio \/ Detect It Easy&#xff1a;\u71b5\u503c\u3001\u8282\u533a\u3001\u5bfc\u5165\u8868\u3001\u7f16\u8bd1\u65f6\u95f4\u6233\u3001\u7b7e\u540d<\/span><br \/>\n<span class=\"token comment\"># \u9ad8\u71b5&#xff08;&gt;7.2&#xff09;&#043; \u5c11\u8282\u533a &#043; \u53ef\u7591 API \u2192 \u52a0\u58f3&#xff0c;\u9884\u6d4b\u9700\u8981\u8131\u58f3<\/span><br \/>\n<span class=\"token comment\"># Step 4: capa \u80fd\u529b\u8bc6\u522b&#xff08;Mandiant \u5f00\u6e90&#xff09;<\/span><br \/>\ncapa sample.exe<br \/>\n<span class=\"token comment\"># \u8f93\u51fa&#xff1a;process injection \/ credential dumping \/ C2 \/ persistence<\/span><\/p>\n<p>Triage \u7684\u8f93\u51fa\u662f\u5206\u8bca\u7ed3\u8bba&#xff08;MALICIOUS \/ SUSPICIOUS \/ CLEAN \/ NEEDS-DEEPER&#xff09;&#043; \u9884\u6d4b\u7684\u884c\u4e3a\u6e05\u5355 &#043; \u521d\u6b65 IOC\u2014\u2014\u8fd9\u4e09\u6837\u76f4\u63a5\u586b\u5165\u62a5\u544a\u7684\u201c\u6982\u8981\u201d\u548c\u201c\u98ce\u9669\u8bc4\u7ea7\u201d\u7ae0\u8282\u3002<\/p>\n<h4>\u9636\u6bb5 2&#xff1a;\u9759\u6001\u5206\u6790&#xff08;1~4 \u5c0f\u65f6&#xff09;<\/h4>\n<p>\u9759\u6001\u5206\u6790\u7684\u539f\u5219\u662f\u201c\u5148\u9759\u6001\u540e\u52a8\u6001\u201d\u2014\u2014\u5148\u641e\u6e05\u695a\u6837\u672c\u201c\u8bbe\u8ba1\u4e0a\u8981\u505a\u4ec0\u4e48\u201d&#xff0c;\u518d\u7528\u52a8\u6001\u5206\u6790\u201c\u786e\u8ba4\u5b83\u771f\u7684\u505a\u4e86\u201d\u3002\u672c\u9636\u6bb5\u4ea7\u51fa&#xff08;\u5bf9\u5e94\u62a5\u544a\u201c\u9759\u6001\u5206\u6790\u201d\u7ae0\u8282&#xff09;&#xff1a;<\/p>\n<ul>\n<li>PE \u5934\u8be6\u60c5&#xff1a;\u7f16\u8bd1\u65f6\u95f4\u6233&#xff08;\u7ed3\u5408\u65f6\u533a\u5224\u65ad\u771f\u5b9e\u7f16\u8bd1\u65f6\u95f4&#xff09;\u3001\u5bfc\u5165\u8868&#xff08;\u6309\u201c\u53ef\u7591 API \u7ec4\u5408\u201d\u89e3\u8bfb&#xff09;\u3001\u8282\u533a\u71b5\u503c\u3001\u6570\u5b57\u7b7e\u540d\u72b6\u6001&#xff1b;<\/li>\n<li>\u5b57\u7b26\u4e32\u60c5\u62a5&#xff1a;FLOSS \u89e3\u51fa\u6765\u7684\u6df7\u6dc6\u5b57\u7b26\u4e32\u3001URL\/\u57df\u540d\/IP\u3001\u6ce8\u518c\u8868\u8def\u5f84\u3001Mutex\u3001PDB \u8def\u5f84&#xff08;PDB \u8def\u5f84\u662f\u5f52\u56e0\u91d1\u77ff&#xff09;&#xff1b;<\/li>\n<li>\u52a0\u58f3\/\u6df7\u6dc6\u5224\u5b9a&#xff1a;\u58f3\u7c7b\u578b&#xff08;UPX\/Themida\/VMProtect&#xff09;\u3001\u8131\u58f3\u53ef\u884c\u6027\u8bc4\u4f30&#xff1b;<\/li>\n<li>.NET\/\u6587\u6863\u7c7b\u7279\u6b8a\u5904\u7406&#xff1a;dnSpy \u53cd\u7f16\u8bd1 .NET\u3001oletools \u5206\u6790 VBA \u5b8f\u3001PDF \u7ed3\u6784\u5206\u6790\u3002<\/li>\n<\/ul>\n<h4>\u9636\u6bb5 3&#xff1a;\u52a8\u6001\u5206\u6790&#xff08;1~3 \u5c0f\u65f6&#xff09;<\/h4>\n<p>\u5728\u9694\u79bb\u6c99\u7bb1\u4e2d\u8fd0\u884c&#xff0c;\u7528 Procmon &#043; Wireshark &#043; Process Hacker \u8bb0\u5f55\u5b8c\u6574\u884c\u4e3a\u3002\u4ea7\u51fa&#xff08;\u5bf9\u5e94\u62a5\u544a\u201c\u52a8\u6001\u5206\u6790\u201d\u7ae0\u8282&#xff09;&#xff1a;<\/p>\n<ul>\n<li>\u8fdb\u7a0b\u6811&#xff1a;\u7236\u5b50\u8fdb\u7a0b\u94fe\u3001\u6ce8\u5165\u5173\u7cfb\u3001\u6301\u4e45\u5316\u89e6\u53d1\u70b9&#xff1b;<\/li>\n<li>\u6587\u4ef6\u7cfb\u7edf\u884c\u4e3a&#xff1a;\u91ca\u653e\u6587\u4ef6\u3001\u81ea\u5220\u9664\u3001\u6587\u4ef6\u52a0\u5bc6&#xff1b;<\/li>\n<li>\u6ce8\u518c\u8868\u884c\u4e3a&#xff1a;Run \u952e\u3001\u670d\u52a1\u3001\u8ba1\u5212\u4efb\u52a1\u3001\u5b89\u5168\u914d\u7f6e\u7be1\u6539&#xff1b;<\/li>\n<li>\u7f51\u7edc\u884c\u4e3a&#xff1a;DNS \u67e5\u8be2\u3001TCP \u8fde\u63a5\u3001HTTP \u8bf7\u6c42\/\u54cd\u5e94\u3001Beacon \u5468\u671f&#xff1b;<\/li>\n<li>\u53cd\u5206\u6790\u884c\u4e3a&#xff1a;\u68c0\u6d4b\u5230\u6837\u672c\u8c03\u7528\u4e86 IsDebuggerPresent \/ \u68c0\u67e5 VMware \u75d5\u8ff9&#xff08;\u8bb0\u5f55\u5b83&#xff0c;\u8fd9\u662f\u62a5\u544a\u7684\u201c\u5bf9\u6297\u80fd\u529b\u201d\u7ae0\u8282\u7d20\u6750&#xff09;\u3002<\/li>\n<\/ul>\n<h4>\u9636\u6bb5 4&#xff1a;\u6df1\u5ea6\u9006\u5411&#xff08;\u6309\u9700&#xff0c;\u6570\u5c0f\u65f6~\u6570\u5929&#xff09;<\/h4>\n<p>\u4ec5\u5f53 Triage \u5224\u5b9a NEEDS-DEEPER \u65f6\u8fdb\u884c&#xff1a;x64dbg \u52a8\u6001\u8c03\u8bd5\u6293\u89e3\u5bc6\u540e\u7684\u8f7d\u8377\u3001Ghidra \u9759\u6001\u53cd\u7f16\u8bd1\u5b9a\u4f4d\u5173\u952e\u51fd\u6570\u3001Scylla \u4fee\u590d IAT dump \u8131\u58f3\u6837\u672c\u3001\u63d0\u53d6\u5185\u5b58\u4e2d\u7684 C2 \u914d\u7f6e\u3002\u9006\u5411\u7684\u4ea7\u51fa\u4e0d\u662f\u201c\u6c47\u7f16\u4ee3\u7801\u622a\u56fe\u201d&#xff0c;\u800c\u662f\u201c\u5173\u952e\u7b97\u6cd5\u7684\u4f2a\u4ee3\u7801\u63cf\u8ff0 &#043; \u89e3\u5bc6\u540e\u7684\u914d\u7f6e\u6570\u636e\u201d\u3002<\/p>\n<h4>\u9636\u6bb5 5&#xff1a;\u60c5\u62a5\u6574\u5408&#xff08;30 \u5206\u949f&#xff09;<\/h4>\n<p>\u628a\u524d\u56db\u4e2a\u9636\u6bb5\u7684\u53d1\u73b0\u6574\u5408\u6210\u7ed3\u6784\u5316\u60c5\u62a5&#xff08;\u672c\u7cfb\u5217\u7b2c\u4e5d\u7bc7\u7684\u65b9\u6cd5\u8bba&#xff09;&#xff1a;<\/p>\n<p>\u25a1 \u5168\u91cf IOC \u6e05\u5355&#xff08;\u54c8\u5e0c\/\u57df\u540d\/IP\/URL\/Mutex\/\u6ce8\u518c\u8868\/PDB&#xff09;&#xff0c;\u5168\u90e8 defanging<br \/>\n\u25a1 MITRE ATT&amp;CK \u6620\u5c04&#xff08;\u53ea\u6620\u5c04&#034;\u89c2\u5bdf\u5230&#034;\u7684\u6280\u672f&#xff0c;\u6807\u6ce8\u8bc1\u636e\u7b49\u7ea7&#xff09;<br \/>\n\u25a1 \u4e0e\u73b0\u6709\u60c5\u62a5\u6bd4\u5bf9&#xff08;\u8be5\u5bb6\u65cf\u5386\u53f2\u4e0a\u51fa\u73b0\u8fc7\u5417&#xff1f;\u672c\u6b21\u6709\u4ec0\u4e48\u65b0\u53d8\u5316&#xff1f;&#xff09;<br \/>\n\u25a1 \u4e0e\u81ea\u6709\u8d44\u4ea7\u6bd4\u5bf9&#xff08;VT\/MISP \u662f\u5426\u5df2\u6709\u76f8\u5173\u6761\u76ee&#xff1f;\u5185\u90e8\u662f\u5426\u66fe\u5931\u9677&#xff1f;&#xff09;<\/p>\n<h4>\u9636\u6bb5 6&#xff1a;\u62a5\u544a\u64b0\u5199\u4e0e\u5206\u53d1&#xff08;1~2 \u5c0f\u65f6&#xff09;<\/h4>\n<p>\u6309\u7b2c\u4e00\u7ae0\u7684\u53d7\u4f17\u5206\u5c42\u7ec4\u7ec7\u62a5\u544a&#xff0c;\u6807\u6ce8 TLP \u7b49\u7ea7&#xff0c;\u901a\u8fc7\u6b63\u786e\u7684\u6e20\u9053\u5206\u53d1&#xff08;\u672c\u7ae0\u7b2c\u56db\u8282\u8be6\u8ff0&#xff09;\u3002<\/p>\n<h3>\u7b2c\u4e09\u7ae0&#xff1a;\u62a5\u544a\u6a21\u677f\u2014\u2014\u4e00\u4efd\u53ef\u76f4\u63a5\u590d\u7528\u7684\u7ed3\u6784\u5316\u6846\u67b6<\/h3>\n<p>\u4e0b\u9762\u662f\u672c\u7cfb\u5217\u6c89\u6dc0\u7684\u62a5\u544a\u9aa8\u67b6&#xff0c;\u5341\u4e2a\u7ae0\u8282\u3001\u56db\u4e2a\u9644\u5f55&#xff0c;\u6bcf\u4e2a\u7ae0\u8282\u6807\u6ce8\u76ee\u6807\u8bfb\u8005\u548c\u5199\u4f5c\u8981\u70b9\u3002\u53ef\u4ee5\u76f4\u63a5\u590d\u5236\u5230\u4f60\u7684\u5de5\u5355\u7cfb\u7edf\/\u6587\u6863\u6a21\u677f\u91cc\u3002<\/p>\n<p>\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550<br \/>\n\u6076\u610f\u8f6f\u4ef6\u5206\u6790\u62a5\u544a<br \/>\n\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550<br \/>\n\u62a5\u544a\u7f16\u53f7&#xff1a;MAR-2026-XXXX<br \/>\nTLP \u7b49\u7ea7&#xff1a;TLP:AMBER&#043;STRICT<br \/>\n\u5206\u6790\u4eba&#xff1a;___  \u590d\u6838\u4eba&#xff1a;___<br \/>\n\u5206\u6790\u65e5\u671f&#xff1a;2026-XX-XX<br \/>\n\u5206\u6790\u76ee\u7684&#xff1a;&#xff08;\u4e00\u53e5\u8bdd&#xff1a;\u8c01\u8981\u6c42\u7684\u3001\u8981\u652f\u6301\u4ec0\u4e48\u51b3\u7b56&#xff09;<br \/>\n\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500<br \/>\n1. \u6267\u884c\u6458\u8981&#xff08;Executive Summary&#xff09;                    \u2190 \u5168\u4f53\u8bfb\u8005<br \/>\n2. \u6837\u672c\u8eab\u4efd&#xff08;Sample Identification&#xff09;               \u2190 \u6280\u672f\u8bfb\u8005<br \/>\n3. \u5a01\u80c1\u60c5\u62a5\u6bd4\u5bf9&#xff08;TI Assessment&#xff09;                    \u2190 \u6280\u672f\u8bfb\u8005<br \/>\n4. \u9759\u6001\u5206\u6790\u53d1\u73b0&#xff08;Static Analysis&#xff09;                  \u2190 \u6280\u672f\u8bfb\u8005<br \/>\n5. \u52a8\u6001\u884c\u4e3a\u5206\u6790&#xff08;Dynamic Analysis&#xff09;                 \u2190 IR &#043; \u68c0\u6d4b<br \/>\n6. \u5bf9\u6297\u4e0e\u53cd\u5206\u6790\u80fd\u529b&#xff08;Anti-Analysis&#xff09;                \u2190 \u68c0\u6d4b\u5de5\u7a0b<br \/>\n7. MITRE ATT&amp;CK \u6620\u5c04                               \u2190 \u5168\u4f53\u6280\u672f\u8bfb\u8005<br \/>\n8. IOC \u6307\u6807\u6e05\u5355&#xff08;Indicators of Compromise&#xff09;         \u2190 SOC &#043; IR<br \/>\n9. \u68c0\u6d4b\u5efa\u8bae&#xff08;Detection Opportunities&#xff09;              \u2190 \u68c0\u6d4b\u5de5\u7a0b\u5e08<br \/>\n10. \u5904\u7f6e\u5efa\u8bae&#xff08;Response &amp; Disposition&#xff09;              \u2190 IR &#043; \u7ba1\u7406\u5c42<br \/>\n\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500<br \/>\n\u9644\u5f55 A&#xff1a;\u5de5\u5177\u4e0e\u73af\u5883&#xff08;\u590d\u73b0\u4fe1\u606f&#xff09;<br \/>\n\u9644\u5f55 B&#xff1a;\u5b8c\u6574\u5de5\u5177\u8f93\u51fa<br \/>\n\u9644\u5f55 C&#xff1a;\u65f6\u95f4\u7ebf&#xff08;Timeline&#xff09;<br \/>\n\u9644\u5f55 D&#xff1a;YARA\/Sigma \u89c4\u5219\u6e90\u7801<br \/>\n\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550<\/p>\n<h4>\u5404\u7ae0\u8282\u5199\u4f5c\u8981\u70b9<\/h4>\n<p>\u7b2c 1 \u7ae0 \u6267\u884c\u6458\u8981\u2014\u20143~5 \u53e5\u8bdd&#xff0c;\u56de\u7b54\u56db\u4e2a\u95ee\u9898&#xff1a;\u8fd9\u662f\u4ec0\u4e48&#xff08;\u5bb6\u65cf\/\u7c7b\u522b&#xff09;\u3001\u505a\u4e86\u4ec0\u4e48&#xff08;\u6838\u5fc3\u884c\u4e3a&#xff09;\u3001\u98ce\u9669\u591a\u5927&#xff08;\u7b49\u7ea7&#043;\u7406\u7531&#xff09;\u3001\u5efa\u8bae\u505a\u4ec0\u4e48&#xff08;\u4e00\u53e5\u8bdd\u5904\u7f6e\u65b9\u5411&#xff09;\u3002\u5fc5\u987b\u6807\u6ce8\u7f6e\u4fe1\u5ea6\u53ca\u4f9d\u636e\u3002\u7981\u6b62\u51fa\u73b0\u4efb\u4f55\u8bfb\u8005\u9700\u8981\u67e5\u8bcd\u5178\u624d\u80fd\u7406\u89e3\u7684\u672f\u8bed\u3002<br \/>\n\u7b2c 2 \u7ae0 \u6837\u672c\u8eab\u4efd\u2014\u2014\u4e00\u5f20\u8868\u641e\u5b9a&#xff0c;\u8ba9\u8bfb\u8005\u80fd\u5728\u81ea\u5df1\u7684\u9065\u6d4b\u6570\u636e\u91cc\u201c\u5bf9\u4e0a\u53f7\u201d&#xff1a;<\/p>\n<table>\n<tr>\u5c5e\u6027\u503c<\/tr>\n<tbody>\n<tr>\n<td align=\"center\">\u539f\u59cb\u6587\u4ef6\u540d<\/td>\n<td align=\"center\">invoice_2026.exe<\/td>\n<\/tr>\n<tr>\n<td align=\"center\">\u6587\u4ef6\u5927\u5c0f<\/td>\n<td align=\"center\">248,832 bytes<\/td>\n<\/tr>\n<tr>\n<td align=\"center\">\u6587\u4ef6\u7c7b\u578b<\/td>\n<td align=\"center\">PE32 executable (GUI) Intel 80386, for MS Windows<\/td>\n<\/tr>\n<tr>\n<td align=\"center\">MD5 \/ SHA1 \/ SHA256<\/td>\n<td align=\"center\">\u2026 \/ \u2026 \/ a3f8c92b\u2026<\/td>\n<\/tr>\n<tr>\n<td align=\"center\">imphash \/ ssdeep<\/td>\n<td align=\"center\">a1b2c3d4\u2026 \/ 3072:xxx:xxx<\/td>\n<\/tr>\n<tr>\n<td align=\"center\">\u7f16\u8bd1\u65f6\u95f4\u6233<\/td>\n<td align=\"center\">2026-08-24 03:15:22 UTC<\/td>\n<\/tr>\n<tr>\n<td align=\"center\">\u6570\u5b57\u7b7e\u540d<\/td>\n<td align=\"center\">\u65e0 \/ \u65e0\u6548\u7b7e\u540d<\/td>\n<\/tr>\n<tr>\n<td align=\"center\">\u9996\u6b21\u89c2\u6d4b<\/td>\n<td align=\"center\">2026-08-25&#xff08;\u5185\u90e8\u90ae\u4ef6\u7f51\u5173&#xff09;<\/td>\n<\/tr>\n<tr>\n<td align=\"center\">\u7b2c 3 \u7ae0 \u5a01\u80c1\u60c5\u62a5\u6bd4\u5bf9\u2014\u2014\u5217\u51fa VT \u68c0\u51fa\u7387\u3001MalwareBazaar \u662f\u5426\u6536\u5f55\u3001\u5bb6\u65cf\u5f52\u56e0\u53ca\u4f9d\u636e\u3002\u5173\u952e\u662f\u8981\u201c\u89e3\u91ca\u201d\u800c\u4e0d\u662f\u201c\u7f57\u5217\u201d\u2014\u2014\u201cVT 8\/63\u201d\u672c\u8eab\u6ca1\u6709\u610f\u4e49&#xff0c;\u6709\u610f\u4e49\u7684\u662f\u201c\u4f4e\u68c0\u51fa\u7387\u8bf4\u660e\u8fd9\u662f\u65b0\u53d8\u79cd\u6216\u5b9a\u5236\u6837\u672c&#xff0c;\u73b0\u6709\u7b7e\u540d\u7c7b\u9632\u5fa1\u5927\u6982\u7387\u5931\u6548&#xff0c;\u9700\u8981\u884c\u4e3a\u68c0\u6d4b\u515c\u5e95\u201d\u3002<\/td>\n<td align=\"center\"><\/td>\n<\/tr>\n<tr>\n<td align=\"center\">\u7b2c 4~5 \u7ae0 \u9759\u6001\u4e0e\u52a8\u6001\u5206\u6790\u2014\u2014\u6309\u201c\u53d1\u73b0 \u2192 \u8bc1\u636e \u2192 \u542b\u4e49\u201d\u4e09\u6bb5\u5f0f\u5199\u6bcf\u4e00\u9879\u53d1\u73b0\u3002\u4f8b\u5982&#xff1a;\u53d1\u73b0&#xff1a;\u6837\u672c\u5c06\u81ea\u8eab\u590d\u5236\u5230 %APPDATA%\\\\svhost.exe \u5e76\u5199\u5165 Run \u952e&#xff08;\u8bc1\u636e&#xff1a;Procmon Event ID 11\/13&#xff0c;\u9644\u5f55 B \u7b2c 42 \u884c&#xff09;\u2192 \u542b\u4e49&#xff1a;\u6784\u6210\u7528\u6237\u7ea7\u6301\u4e45\u5316&#xff0c;\u91cd\u542f\u540e\u81ea\u52a8\u8fd0\u884c&#xff0c;\u6e05\u7406\u65f6\u5fc5\u987b\u540c\u65f6\u5220\u9664\u6587\u4ef6\u548c\u6ce8\u518c\u8868\u503c\u3002<\/td>\n<td align=\"center\"><\/td>\n<\/tr>\n<tr>\n<td align=\"center\">\u7b2c 6 \u7ae0 \u5bf9\u6297\u80fd\u529b\u2014\u2014\u6837\u672c\u7528\u4e86\u54ea\u4e9b\u53cd\u8c03\u8bd5\/\u53cd\u865a\u62df\u673a\/\u53cd\u6c99\u7bb1\u624b\u6bb5&#xff08;\u672c\u7cfb\u5217\u7b2c\u516b\u7bc7&#xff09;\u3002\u8fd9\u4e00\u7ae0\u7684\u4ef7\u503c\u662f\u8ba9\u9632\u5fa1\u65b9\u7406\u89e3\u201c\u4e3a\u4ec0\u4e48\u4e4b\u524d\u7684\u6c99\u7bb1\u62a5\u544a\u8bf4\u5b83\u662f\u826f\u6027\u7684\u201d\u3002<\/td>\n<td align=\"center\"><\/td>\n<\/tr>\n<tr>\n<td align=\"center\">\u7b2c 7 \u7ae0 ATT&amp;CK \u6620\u5c04\u2014\u2014\u8868\u683c\u5f62\u5f0f&#xff0c;\u6bcf\u884c\u4e00\u4e2a\u6280\u672f&#xff0c;\u6807\u6ce8\u8bc1\u636e\u7b49\u7ea7\u3002\u53ef\u9644 Navigator \u56fe\u5c42\u6587\u4ef6\u3002<\/td>\n<td align=\"center\"><\/td>\n<\/tr>\n<tr>\n<td align=\"center\">\u7b2c 8 \u7ae0 IOC \u6e05\u5355\u2014\u2014\u5fc5\u987b defanging&#xff08;hxxp:\/\/\u3001evil[.]com\u3001185.x.x[.]27&#xff09;&#xff0c;\u6309\u7f51\u7edc\/\u4e3b\u673a\/\u6587\u4ef6\u4e09\u7c7b\u7ec4\u7ec7&#xff0c;\u6bcf\u4e2a\u6307\u6807\u6807\u6ce8\u7f6e\u4fe1\u5ea6\u548c\u5efa\u8bae\u52a8\u4f5c&#xff08;\u5c01\u7981\/\u72e9\u730e\/\u4ec5\u5f52\u6863&#xff09;\u3002<\/td>\n<td align=\"center\"><\/td>\n<\/tr>\n<tr>\n<td align=\"center\">\u7b2c 9 \u7ae0 \u68c0\u6d4b\u5efa\u8bae\u2014\u2014\u7ed9\u51fa\u53ef\u76f4\u63a5\u843d\u5730\u7684\u89c4\u5219\u4ee3\u7801\u6216\u4f2a\u4ee3\u7801&#xff1a;YARA \u89c4\u5219&#xff08;\u542b strings &#043; condition &#043; \u826f\u6027\u5e93\u6d4b\u8bd5\u7ed3\u679c&#xff09;\u3001Sigma \u89c4\u5219&#xff08;\u542b\u65e5\u5fd7\u6e90\u4e0e ATT&amp;CK tag&#xff09;\u3001\u72e9\u730e\u67e5\u8be2&#xff08;KQL\/SPL&#xff09;\u3002\u89c4\u5219\u6e90\u7801\u653e\u9644\u5f55 D&#xff0c;\u6b63\u6587\u53ea\u653e\u201c\u89c4\u5219\u601d\u8def\u201d\u3002<\/td>\n<td align=\"center\"><\/td>\n<\/tr>\n<tr>\n<td align=\"center\">\u7b2c 10 \u7ae0 \u5904\u7f6e\u5efa\u8bae\u2014\u2014\u6309\u65f6\u95f4\u7ef4\u5ea6\u5206\u5c42&#xff08;\u672c\u7ae0\u7b2c\u56db\u8282\u8be6\u8ff0&#xff09;\u3002<\/td>\n<td align=\"center\"><\/td>\n<\/tr>\n<tr>\n<td align=\"center\">\u9644\u5f55 A \u5de5\u5177\u4e0e\u73af\u5883\u2014\u2014VM \u914d\u7f6e\u3001\u5de5\u5177\u7248\u672c\u3001\u7f51\u7edc\u4eff\u771f\u8bbe\u7f6e\u3002\u6ca1\u6709\u8fd9\u4e00\u7ae0&#xff0c;\u62a5\u544a\u4e0d\u53ef\u590d\u73b0\u3002<\/td>\n<td align=\"center\"><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3>\u7b2c\u56db\u7ae0&#xff1a;\u5b9e\u6218\u6f14\u793a\u2014\u2014\u4e00\u4efd\u5b8c\u6574\u7684\u5206\u6790\u62a5\u544a<\/h3>\n<p>\u4ee5\u4e0b\u7528\u4e00\u4e2a\u865a\u6784\u6837\u672c\u8d70\u5b8c\u5168\u6d41\u7a0b\u3002\u6837\u672c\u80cc\u666f&#xff1a;\u90ae\u4ef6\u7f51\u5173\u62e6\u622a\u9644\u4ef6 2026\u5e74\u5ea6\u5458\u5de5\u798f\u5229\u7533\u62a5.exe&#xff0c;Triage \u5224\u5b9a NEEDS-DEEPER&#xff0c;\u6df1\u5ea6\u5206\u6790\u5df2\u5b8c\u6210&#xff0c;\u73b0\u5728\u4ea7\u51fa\u62a5\u544a\u3002<\/p>\n<p>\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550<br \/>\n\u6076\u610f\u8f6f\u4ef6\u5206\u6790\u62a5\u544a<br \/>\n\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550<br \/>\n\u62a5\u544a\u7f16\u53f7&#xff1a;MAR-2026-0912<br \/>\nTLP:AMBER&#043;STRICT &#xff08;\u4ec5\u9650\u672c\u7ec4\u7ec7\u53ca\u7b7e\u7ea6 IR \u4f9b\u5e94\u5546&#xff09;<br \/>\n\u5206\u6790\u4eba&#xff1a;\u6e05\u8a00  \u590d\u6838\u4eba&#xff1a;\u738bXX&#xff08;\u5b89\u5168\u7814\u7a76\u5458&#xff09;<br \/>\n\u5206\u6790\u65e5\u671f&#xff1a;2026-09-01<br \/>\n\u5206\u6790\u76ee\u7684&#xff1a;\u90ae\u4ef6\u7f51\u5173\u62e6\u622a\u53ef\u7591\u9644\u4ef6&#xff0c;\u9700\u5224\u5b9a\u98ce\u9669\u5e76\u652f\u6301\u5168\u7f51\u72e9\u730e\u51b3\u7b56<br \/>\n\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500<br \/>\n## 1. \u6267\u884c\u6458\u8981<br \/>\n\u8be5\u6837\u672c\u4e3a .NET \u7f16\u5199\u7684\u51ed\u8bc1\u7a83\u53d6\u578b\u6728\u9a6c&#xff0c;\u5c5e\u4e8e AgentTesla \u5bb6\u65cf 2026 \u5e74<br \/>\n\u65b0\u53d8\u79cd&#xff08;\u7f6e\u4fe1\u5ea6&#xff1a;\u9ad8&#xff0c;\u4f9d\u636e&#xff1a;Mutex \u5b57\u7b26\u4e32\u3001PDB \u8def\u5f84\u4e0e\u884c\u4e3a\u94fe\u4e0e\u5df2\u77e5\u5bb6\u65cf<br \/>\n\u4e00\u81f4&#xff0c;\u4e14 VT \u68c0\u51fa\u7387\u4ec5 8\/63 \u8868\u660e\u4e3a\u65b0\u6784\u5efa&#xff09;\u3002\u6837\u672c\u901a\u8fc7\u4f2a\u88c5\u6210 HR \u798f\u5229<br \/>\n\u7533\u62a5\u8868\u683c\u8bf1\u5bfc\u7528\u6237\u8fd0\u884c&#xff0c;\u8fd0\u884c\u540e\u4ece\u5185\u5b58\u52a0\u8f7d\u771f\u5b9e\u8f7d\u8377&#xff0c;\u7a83\u53d6\u6d4f\u89c8\u5668\u51ed\u636e\u3001<br \/>\n\u90ae\u4ef6\u5ba2\u6237\u7aef\u914d\u7f6e\u4e0e\u526a\u8d34\u677f\u6570\u636e&#xff0c;\u901a\u8fc7 SMTP \u534f\u8bae\u5c06\u7a83\u53d6\u6570\u636e\u5916\u4f20\u81f3\u653b\u51fb\u8005<br \/>\n\u90ae\u7bb1&#xff0c;\u5e76\u901a\u8fc7\u6ce8\u518c\u8868 Run \u952e\u5b9e\u73b0\u6301\u4e45\u5316\u3002\u98ce\u9669\u8bc4\u7ea7&#xff1a;\u9ad8\u5371&#xff08;HIGH&#xff09;\u2014\u2014<br \/>\n\u8be5\u5bb6\u65cf\u5386\u53f2\u4e0a\u7528\u4e8e\u540e\u7eed\u52d2\u7d22\u4e0e Business Email Compromise&#xff08;BEC&#xff09;\u653b\u51fb\u3002<br \/>\n\u5efa\u8bae&#xff1a;\u7acb\u5373\u5168\u7f51\u72e9\u730e\u672c\u62a5\u544a\u7b2c 8 \u7ae0 IOC&#xff0c;\u9694\u79bb\u5df2\u786e\u8ba4\u5931\u9677\u4e3b\u673a\u5e76\u91cd\u7f6e\u76f8\u5173<br \/>\n\u7528\u6237\u51ed\u636e&#xff0c;\u90e8\u7f72\u7b2c 9 \u7ae0\u68c0\u6d4b\u89c4\u5219&#xff08;\u9884\u8ba1 2 \u4eba\u65f6\u5de5\u4f5c\u91cf&#xff09;\u3002<br \/>\n## 2. \u6837\u672c\u8eab\u4efd<br \/>\n| \u5c5e\u6027 | \u503c |<br \/>\n|&#8212;|&#8212;|<br \/>\n| \u539f\u59cb\u6587\u4ef6\u540d | 2026\u5e74\u5ea6\u5458\u5de5\u798f\u5229\u7533\u62a5.exe |<br \/>\n| \u6587\u4ef6\u5927\u5c0f | 248,832 bytes |<br \/>\n| \u6587\u4ef6\u7c7b\u578b | PE32 .NET executable (GUI) |<br \/>\n| SHA256 | a3f8c92b7e41d5&#8230;&#xff08;\u5b8c\u6574\u503c\u89c1 MISP \u6761\u76ee&#xff09; |<br \/>\n| MD5 | d41d8cd9&#8230; |<br \/>\n| imphash | 72f60d7f4ce22db4506547ad555ea0b1 |<br \/>\n| ssdeep | 3072:xxxxxxxxx:yyyyyyyyy |<br \/>\n| \u7f16\u8bd1\u65f6\u95f4 | 2026-08-24 03:15:22 UTC |<br \/>\n| \u6570\u5b57\u7b7e\u540d | \u65e0 |<br \/>\n| .NET \u5143\u6570\u636e | \u4f7f\u7528 ConfuserEx \u6df7\u6dc6 |<br \/>\n| PDB \u8def\u5f84 | C:\\\\Users\\\\w\\\\source\\\\repos\\\\NewFud\\\\obj\\\\Release\\\\NewFud.pdb |<br \/>\n## 3. \u5a01\u80c1\u60c5\u62a5\u6bd4\u5bf9<br \/>\n&#8211; VirusTotal: 8\/63 \u68c0\u51fa&#xff0c;\u6807\u7b7e\u5206\u6563&#xff08;Trojan.Win32.Agent \/ MSIL.Kryptik&#xff09;<br \/>\n&#8211; MalwareBazaar: \u672a\u6536\u5f55 \u2192 \u65b0\u53d8\u79cd<br \/>\n&#8211; \u5bb6\u65cf\u5f52\u56e0: AgentTesla&#xff08;\u7f6e\u4fe1\u5ea6\u9ad8&#xff09;<br \/>\n  \u4f9d\u636e 1: Mutex &#034;Global\\\\{7A3F-2026-CAMP}&#034; \u4e0e 2026-07 \u516c\u5f00\u62a5\u544a\u4e2d\u7684<br \/>\n          AgentTesla \u53d8\u79cd\u4e00\u81f4<br \/>\n  \u4f9d\u636e 2: PDB \u8def\u5f84 &#034;NewFud&#034; \u4e0e\u8be5\u5bb6\u65cf 2026 Q3 \u653b\u51fb\u6d3b\u52a8\u7684 Builder \u547d\u540d<br \/>\n          \u60ef\u4f8b\u543b\u5408<br \/>\n  \u4f9d\u636e 3: SMTP \u5916\u53d1\u884c\u4e3a\u4e0e Chrome \u51ed\u636e\u7a83\u53d6\u7ec4\u5408\u662f\u8be5\u5bb6\u65cf\u7684\u6807\u5fd7\u6027\u80fd\u529b<br \/>\n&#8211; \u542b\u4e49: \u65b0\u6784\u5efa &#043; \u4f4e\u68c0\u51fa\u7387 \u2192 \u7b7e\u540d\u7c7b\u9632\u5fa1&#xff08;AV\/\u9759\u6001\u7f51\u5173&#xff09;\u5f53\u524d\u65e0\u6cd5\u62e6\u622a&#xff0c;<br \/>\n        \u5fc5\u987b\u4f9d\u8d56\u884c\u4e3a\u68c0\u6d4b&#xff08;\u7b2c 9 \u7ae0&#xff09;<br \/>\n## 4. \u9759\u6001\u5206\u6790\u53d1\u73b0<br \/>\n### 4.1 PE \u7ed3\u6784<br \/>\n&#8211; .NET \u7a0b\u5e8f\u96c6&#xff0c;ConfuserEx \u6df7\u6dc6&#xff08;\u65b9\u6cd5\u540d\u4e71\u7801\u3001\u63a7\u5236\u6d41\u6241\u5e73\u5316&#xff09;<br \/>\n&#8211; \u8d44\u6e90\u8282\u5305\u542b 128KB \u9ad8\u71b5\u6570\u636e&#xff08;\u71b5 7.86&#xff09;&#xff0c;XOR&#043;AES \u53cc\u5c42\u52a0\u5bc6\u7684\u8f7d\u8377<br \/>\n&#8211; \u5bfc\u5165\u8868\u7cbe\u7b80&#xff08;\u4ec5 mscoree.dll \u5165\u53e3&#xff09;\u2014\u2014\u901a\u8fc7\u53cd\u5c04\u8c03\u7528 API \u7684\u5178\u578b\u7279\u5f81<br \/>\n### 4.2 \u5173\u952e\u5b57\u7b26\u4e32&#xff08;FLOSS \u89e3\u5bc6\u540e&#xff09;<br \/>\n&#8211; PDB \u8def\u5f84&#xff08;\u5f52\u56e0\u6307\u6807&#xff09;<br \/>\n&#8211; Mutex \u540d&#xff08;\u72e9\u730e\u6307\u6807&#xff09;<br \/>\n&#8211; \u786c\u7f16\u7801 SMTP: smtp.qiye.xxx.com:465&#xff08;\u5916\u4f20\u901a\u9053&#xff09;<br \/>\n&#8211; \u52a0\u5bc6\u5bc6\u94a5\u5e38\u91cf: 3F8A2B&#8230;&#xff08;\u7528\u4e8e\u8d44\u6e90\u8f7d\u8377\u89e3\u5bc6&#xff09;<br \/>\n## 5. \u52a8\u6001\u884c\u4e3a\u5206\u6790<br \/>\n### 5.1 \u6267\u884c\u94fe<br \/>\nWINWORD.EXE (\u542b\u5b8f\u6587\u6863) \u2192 cmd.exe \u2192 powershell.exe -w hidden -enc<br \/>\n\u2192 sample.exe \u2192 notepad.exe (\u6ce8\u5165\u5bbf\u4e3b&#xff0c;\u5b9e\u9645\u8f7d\u8377\u5728\u6b64\u8fdb\u7a0b\u5185\u8fd0\u884c)<br \/>\n### 5.2 \u5173\u952e\u884c\u4e3a<br \/>\n| \u884c\u4e3a | \u8bc1\u636e | \u542b\u4e49 |<br \/>\n|&#8212;|&#8212;|&#8212;|<br \/>\n| \u91ca\u653e %APPDATA%\\\\svhost.exe | Procmon CreateFile | \u8f7d\u8377\u843d\u5730&#xff0c;\u6e05\u7406\u76ee\u6807 |<br \/>\n| \u5199 Run \u952e WinDefendUpdate | Procmon RegSetValue | \u7528\u6237\u7ea7\u6301\u4e45\u5316 |<br \/>\n| \u8bfb Chrome Login Data | Sysmon Event 11 | \u51ed\u636e\u7a83\u53d6&#xff08;T1555.003&#xff09; |<br \/>\n| \u6bcf 60s POST \/gate.php \u5230 185.x.x[.]27:443 | Wireshark | C2 Beacon |<br \/>\n| SMTP \u53d1\u9001 ~2KB \u6570\u636e\u5305 | Wireshark | \u7a83\u53d6\u6570\u636e\u5916\u4f20&#xff08;T1048.002&#xff09; |<br \/>\n| \u521b\u5efa\u4e92\u65a5\u4f53 Global\\\\{7A3F-2026-CAMP} | Procmon | \u9632\u91cd\u590d\u8fd0\u884c &#043; \u72e9\u730e\u6307\u6807 |<br \/>\n### 5.3 \u5185\u5b58\u53d6\u8bc1<br \/>\n\u4ece notepad.exe \u8fdb\u7a0b\u5185\u5b58 dump \u51fa\u771f\u5b9e\u8f7d\u8377&#xff08;SHA256: 8b1e4d2&#8230;&#xff09;&#xff0c;<br \/>\n\u5176\u914d\u7f6e\u4e2d\u5305\u542b C2 \u5730\u5740\u3001Beacon \u95f4\u9694 60s&#xff08;Jitter 20%&#xff09;\u3001Campaign ID<br \/>\n0x2026CAMP\u3002\u8be5 dump \u6837\u672c\u5df2\u5355\u72ec\u5efa\u6863\u3002<br \/>\n## 6. \u5bf9\u6297\u4e0e\u53cd\u5206\u6790\u80fd\u529b<br \/>\n&#8211; \u53cd\u865a\u62df\u673a&#xff1a;\u68c0\u6d4b CPUID hypervisor \u4f4d &#043; VMware \u6ce8\u518c\u8868\u952e &#043; vmtoolsd \u8fdb\u7a0b<br \/>\n  \u2192 \u89e3\u91ca\u4e86\u6b64\u524d Any.Run \u514d\u8d39\u6c99\u7bb1\u62a5\u544a\u663e\u793a&#034;\u826f\u6027&#034;\u7684\u539f\u56e0<br \/>\n&#8211; \u53cd\u8c03\u8bd5&#xff1a;IsDebuggerPresent &#043; NtGlobalFlag &#043; Timing \u68c0\u67e5<br \/>\n&#8211; \u73af\u5883\u5bf9\u6297\u7ea7\u522b&#xff1a;\u4e2d\u7b49&#xff08;ScyllaHide \u9ed8\u8ba4 profile \u53ef\u7ed5\u8fc7&#xff09;<br \/>\n## 7. MITRE ATT&amp;CK \u6620\u5c04<br \/>\n| \u6218\u672f | \u6280\u672f | ID | \u8bc1\u636e |<br \/>\n|&#8212;|&#8212;|&#8212;|&#8212;|<br \/>\n| Initial Access | Phishing: Spearphishing Attachment | T1566.001 | \u5f3a |<br \/>\n| Defense Evasion | Obfuscated Files: Encrypted Payload | T1027.008 | \u5f3a |<br \/>\n| Defense Evasion | Reflective Code Loading | T1620 | \u5f3a |<br \/>\n| Persistence | Registry Run Keys | T1547.001 | \u5f3a |<br \/>\n| Credential Access | Credentials from Web Browsers | T1555.003 | \u5f3a |<br \/>\n| Command and Control | Application Layer Protocol: Web | T1071.001 | \u5f3a |<br \/>\n| Exfiltration | Exfil Over Asym Encrypted Non-C2 | T1048.002 | \u5f3a |<br \/>\n## 8. IOC \u6307\u6807\u6e05\u5355&#xff08;\u5df2 defanging&#xff09;<br \/>\n### \u7f51\u7edc\u6307\u6807&#xff08;\u5efa\u8bae\u5c01\u7981&#xff09;<br \/>\n| \u7c7b\u578b | \u503c | \u7f6e\u4fe1\u5ea6 | \u5efa\u8bae |<br \/>\n|&#8212;|&#8212;|&#8212;|&#8212;|<br \/>\n| IP | 185.x.x[.]27 | \u9ad8&#xff08;\u76f4\u8fde C2&#xff09; | \u51fa\u7ad9\u5c01\u7981 |<br \/>\n| \u57df\u540d | mail.cdn-metrics[.]example[.]top | \u9ad8 | DNS RPZ \u62e6\u622a |<br \/>\n| URL | hxxps:\/\/&#8230;\/gate.php | \u9ad8 | \u4ee3\u7406\u89c4\u5219 |<br \/>\n### \u4e3b\u673a\u6307\u6807&#xff08;\u5efa\u8bae\u72e9\u730e&#xff09;<br \/>\n| \u7c7b\u578b | \u503c | \u7f6e\u4fe1\u5ea6 | \u5efa\u8bae |<br \/>\n|&#8212;|&#8212;|&#8212;|&#8212;|<br \/>\n| Mutex | Global\\\\{7A3F-2026-CAMP} | \u9ad8 | EDR \u5168\u7f51\u72e9\u730e |<br \/>\n| \u6ce8\u518c\u8868 | HKCU\\\\&#8230;\\\\Run\\\\WinDefendUpdate | \u9ad8 | \u7ec8\u7aef\u6e05\u7406\u9879 |<br \/>\n| \u6587\u4ef6\u8def\u5f84 | %APPDATA%\\\\svhost.exe | \u4e2d | \u7ec8\u7aef\u6e05\u7406\u9879 |<br \/>\n| PDB | C:\\\\Users\\\\w\\\\&#8230;\\\\NewFud.pdb | \u9ad8 | \u5f52\u56e0 &#043; \u72e9\u730e |<br \/>\n| Campaign ID | 0x2026CAMP | \u9ad8 | \u5f52\u56e0 |<br \/>\n### \u6587\u4ef6\u6307\u6807&#xff08;\u5f52\u6863\u7528&#xff09;<br \/>\n| SHA256 | \u89d2\u8272 |<br \/>\n|&#8212;|&#8212;|<br \/>\n| a3f8c92b&#8230; | \u539f\u59cb Dropper |<br \/>\n| 8b1e4d2&#8230; | \u5185\u5b58 dump \u771f\u5b9e\u8f7d\u8377 |<br \/>\n## 9. \u68c0\u6d4b\u5efa\u8bae<br \/>\n### 9.1 YARA \u89c4\u5219&#xff08;\u5df2\u901a\u8fc7 10,000 \u826f\u6027\u6837\u672c\u5e93\u96f6\u8bef\u62a5\u9a8c\u8bc1&#xff09;<br \/>\n\u89c4\u5219\u6e90\u7801\u89c1\u9644\u5f55 D&#xff0c;\u6838\u5fc3\u903b\u8f91&#xff1a;<br \/>\n  uint16(0) &#061;&#061; 0x5A4D AND filesize &lt; 1MB<br \/>\n  AND (mutex_str AND smtp_str) OR (pdb_str AND smtp_str)<br \/>\n### 9.2 Sigma \u89c4\u5219<br \/>\n&#8211; \u89c4\u5219 1&#xff1a;\u975e\u6d4f\u89c8\u5668\u8fdb\u7a0b\u8bbf\u95ee Chrome Login Data&#xff08;T1555.003&#xff09;<br \/>\n  \u65e5\u5fd7\u6e90&#xff1a;Sysmon Event 11&#xff1b;\u7ea7\u522b high<br \/>\n&#8211; \u89c4\u5219 2&#xff1a;\u5185\u7f51\u4e3b\u673a\u4e3b\u52a8\u8fde\u63a5\u5916\u90e8 SMTP:465 \u4e14\u975e\u90ae\u4ef6\u670d\u52a1\u5668&#xff08;T1048.002&#xff09;<br \/>\n  \u65e5\u5fd7\u6e90&#xff1a;\u9632\u706b\u5899\/\u4ee3\u7406\u65e5\u5fd7&#xff1b;\u7ea7\u522b high \u2190 \u672c\u6b21\u5206\u6790\u53d1\u73b0\u7684\u8986\u76d6\u76f2\u533a<br \/>\n&#8211; \u89c4\u5219 3&#xff1a;PowerShell -enc \u7531 WINWORD \u5b50\u8fdb\u7a0b\u53d1\u8d77<br \/>\n  \u65e5\u5fd7\u6e90&#xff1a;Sysmon Event 1&#xff1b;\u7ea7\u522b critical<br \/>\n### 9.3 \u72e9\u730e\u67e5\u8be2&#xff08;Elastic KQL \u793a\u4f8b&#xff09;<br \/>\n  process.command_line : &#034;*-enc*&#034; AND process.parent.name : &#034;WINWORD.EXE&#034;<br \/>\n## 10. \u5904\u7f6e\u5efa\u8bae<br \/>\n### \u7acb\u5373&#xff08;0~24 \u5c0f\u65f6&#xff09;<br \/>\n1. \u51fa\u7ad9\u9632\u706b\u5899\u5c01\u7981 185.x.x[.]27 \u53ca mail.cdn-metrics[.]top<br \/>\n2. EDR \u6309 Mutex &#034;Global\\\\{7A3F-2026-CAMP}&#034; \u5168\u7f51\u72e9\u730e<br \/>\n3. \u9694\u79bb\u5df2\u786e\u8ba4\u5931\u9677\u4e3b\u673a&#xff08;\u5f53\u524d 1 \u53f0&#xff1a;HR \u90e8\u95e8\u7ec8\u7aef HR-PC-0417&#xff09;<br \/>\n4. \u91cd\u7f6e HR-PC-0417 \u4f7f\u7528\u8fc7\u7684\u6240\u6709\u8d26\u53f7\u51ed\u636e&#xff08;\u57df\u8d26\u53f7 &#043; \u90ae\u7bb1 &#043; VPN&#xff09;<br \/>\n5. \u90ae\u4ef6\u7f51\u5173\u6309 SHA256 \u56de\u6eaf 30 \u5929&#xff0c;\u786e\u8ba4\u662f\u5426\u6709\u5176\u4ed6\u53d7\u5bb3\u8005<br \/>\n### \u77ed\u671f&#xff08;1~7 \u5929&#xff09;<br \/>\n6. \u90e8\u7f72\u7b2c 9 \u7ae0\u4e09\u6761 Sigma \u89c4\u5219&#xff08;\u5148\u5f71\u5b50\u6a21\u5f0f 48 \u5c0f\u65f6\u89c2\u5bdf\u8bef\u62a5&#xff09;<br \/>\n7. \u4e0a\u7ebf YARA \u89c4\u5219\u81f3\u7ec8\u7aef\u626b\u63cf\u4e0e\u90ae\u4ef6\u7f51\u5173<br \/>\n8. \u6e05\u7406 HR-PC-0417&#xff1a;\u5220\u9664 svhost.exe &#043; Run \u952e &#043; config.dat&#xff0c;\u91cd\u542f\u9a8c\u8bc1<br \/>\n9. \u8be5\u7528\u6237\u90ae\u7bb1\u5168\u91cf\u6392\u67e5 BEC \u8ff9\u8c61&#xff08;\u9493\u9c7c\u89c4\u5219\u88ab\u4fee\u6539\/\u5f02\u5e38\u8f6c\u53d1\u8bbe\u7f6e&#xff09;<br \/>\n10. \u5c06 IOC \u63d0\u4ea4\u81f3 MISP \u5185\u90e8\u5b9e\u4f8b&#xff0c;\u540c\u6b65\u884c\u4e1a ISAC&#xff08;TLP:AMBER&#xff09;<br \/>\n### \u957f\u671f&#xff08;30~90 \u5929&#xff09;<br \/>\n11. \u8865\u9f50 SMTP \u5916\u53d1\u76d1\u63a7\u76f2\u533a&#xff08;\u672c\u6b21\u53d1\u73b0\u7684 Gap&#xff0c;\u5bf9\u5e94 T1048.002&#xff09;<br \/>\n12. \u8bc4\u4f30\u90e8\u7f72 RASP\/EDR \u7684 T1555.003 \u68c0\u6d4b\u80fd\u529b<br \/>\n13. \u9488\u5bf9\u8be5\u5bb6\u65cf TTP \u7ec4\u7ec7\u4e00\u6b21\u9493\u9c7c\u6f14\u7ec3&#xff08;T1566.001 \u573a\u666f&#xff09;<br \/>\n14. \u66f4\u65b0\u5185\u90e8 ATT&amp;CK \u8986\u76d6\u77e9\u9635&#xff0c;\u7eb3\u5165\u672c\u6b21 7 \u4e2a\u6280\u672f\u8282\u70b9<br \/>\n\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500<br \/>\n\u9644\u5f55 A&#xff1a;\u5206\u6790\u73af\u5883<br \/>\n  VMware Workstation 17 \/ Win10 21H2 x64 \u9ec4\u91d1\u955c\u50cf<br \/>\n  \u7f51\u7edc\u6a21\u5f0f&#xff1a;Host-Only&#xff08;INetSim \u4eff\u771f&#xff09;<br \/>\n  \u5de5\u5177&#xff1a;PEStudio 9.x \/ FLOSS 3.x \/ x64dbg&#043;ScyllaHide \/ Procmon 3.9x<br \/>\n        Wireshark 4.x \/ capa 6.x \/ pefile 2023.x<br \/>\n\u9644\u5f55 B&#xff1a;\u5b8c\u6574\u5de5\u5177\u8f93\u51fa&#xff08; Procmon PML \/ Wireshark PCAP \/ capa JSON&#xff09;<br \/>\n\u9644\u5f55 C&#xff1a;\u65f6\u95f4\u7ebf&#xff08;\u9996\u5c01\u9493\u9c7c\u90ae\u4ef6 2026-08-25 09:14 \u2192 \u7528\u6237\u8fd0\u884c 09:22<br \/>\n        \u2192 \u6301\u4e45\u5316 09:23 \u2192 \u9996\u6b21 C2 \u5fc3\u8df3 09:24 \u2192 \u9996\u6b21 SMTP \u5916\u4f20 09:31&#xff09;<br \/>\n\u9644\u5f55 D&#xff1a;YARA \/ Sigma \u89c4\u5219\u5b8c\u6574\u6e90\u7801<br \/>\n\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550<\/p>\n<p>\u8fd9\u4efd\u62a5\u544a\u4f53\u73b0\u7684\u4e09\u6761\u8bbe\u8ba1\u601d\u60f3&#xff1a;<\/p>\n<ul>\n<li>\u6267\u884c\u6458\u8981\u53ef\u88ab CISO \u5728 60 \u79d2\u5185\u8bfb\u5b8c\u5e76\u505a\u51fa\u201c\u6279\u4e0d\u6279\u9884\u7b97\u201d\u7684\u51b3\u5b9a&#xff0c;\u540c\u65f6\u6bcf\u4e2a\u6570\u5b57\u90fd\u80fd\u5728\u6280\u672f\u7ae0\u8282\u627e\u5230\u4f9d\u636e&#xff1b;<\/li>\n<li>\u6bcf\u6761\u53d1\u73b0\u90fd\u6302\u7740\u4e00\u4e2a\u52a8\u4f5c\u2014\u2014\u201c\u5199 Run \u952e\u201d\u4e0d\u662f\u7ec8\u70b9&#xff0c;\u201c\u6e05\u7406\u65f6\u5fc5\u987b\u540c\u65f6\u5220\u9664\u6587\u4ef6\u548c\u6ce8\u518c\u8868\u503c\u201d\u624d\u662f&#xff1b;<\/li>\n<li>\u9644\u5f55 A \u4fdd\u8bc1\u53ef\u590d\u73b0\u2014\u2014\u534a\u5e74\u540e\u4efb\u4f55\u4eba\u6309\u9644\u5f55 A \u91cd\u5efa\u73af\u5883&#xff0c;\u90fd\u80fd\u91cd\u8dd1\u8fd9\u4e2a\u5206\u6790\u3002<\/li>\n<\/ul>\n<h3>\u7b2c\u4e94\u7ae0&#xff1a;TLP \u5206\u7ea7\u4e0e\u5206\u53d1\u7b56\u7565\u2014\u2014\u62a5\u544a\u4e0d\u662f\u201c\u5199\u5b8c\u5c31\u5b8c\u201d<\/h3>\n<p>\u4e00\u4efd\u5199\u5f97\u518d\u597d\u7684\u62a5\u544a&#xff0c;\u53d1\u9519\u4e86\u4eba&#xff0c;\u4ef7\u503c\u5f52\u96f6\u751a\u81f3\u4e3a\u8d1f&#xff08;\u6cc4\u9732\u7ed9\u653b\u51fb\u8005\u3001\u60ca\u52a8\u4e0d\u9700\u8981\u77e5\u9053\u7684\u4eba\u3001\u6216\u53cd\u8fc7\u6765\u56f0\u5728 silo \u91cc\u6ca1\u4eba\u7528&#xff09;\u3002\u5206\u53d1\u6cbb\u7406\u7684\u6838\u5fc3\u5de5\u5177\u662f TLP&#xff08;Traffic Light Protocol&#xff09;\u3002<\/p>\n<h4>5.1 TLP 2.0 \u56db\u8272\u89c4\u8303<\/h4>\n<table>\n<tr>\u7b49\u7ea7\u542b\u4e49\u53ef\u5206\u53d1\u7ed9\u5178\u578b\u573a\u666f<\/tr>\n<tbody>\n<tr>\n<td align=\"center\">TLP:RED<\/td>\n<td align=\"center\">\u4ec5\u9650\u5f53\u9762\/\u6307\u5b9a\u63a5\u6536\u4eba&#xff0c;\u4e0d\u53ef\u518d\u4f20\u64ad<\/td>\n<td align=\"center\">\u4f1a\u8bae\u5728\u573a\u8005<\/td>\n<td align=\"center\">\u672a\u516c\u5f00\u7684 0day\u3001\u5728\u91ce\u5229\u7528\u7ec6\u8282<\/td>\n<\/tr>\n<tr>\n<td align=\"center\">TLP:AMBER&#043;STRICT<\/td>\n<td align=\"center\">\u4ec5\u9650\u201c\u9700\u8981\u77e5\u9053\u201d\u7684\u7279\u5b9a\u7ec4\u7ec7\u5185\u4eba\u5458<\/td>\n<td align=\"center\">\u6307\u5b9a\u90e8\u95e8\/\u9879\u76ee\u6210\u5458<\/td>\n<td align=\"center\">\u6d89\u53ca\u5185\u90e8\u4e1a\u52a1\u7ec6\u8282\u7684\u4e8b\u4ef6\u62a5\u544a<\/td>\n<\/tr>\n<tr>\n<td align=\"center\">TLP:AMBER<\/td>\n<td align=\"center\">\u9650\u7ec4\u7ec7\u5185\u90e8\u53ca\u9700\u8981\u77e5\u9053\u7684\u5ba2\u6237\/\u4f19\u4f34<\/td>\n<td align=\"center\">\u672c\u7ec4\u7ec7 &#043; \u7b7e\u7ea6\u4f9b\u5e94\u5546<\/td>\n<td align=\"center\">\u5e38\u89c4\u5185\u90e8 IR \u62a5\u544a<\/td>\n<\/tr>\n<tr>\n<td align=\"center\">TLP:GREEN<\/td>\n<td align=\"center\">\u9650\u793e\u533a\u5185\u4f20\u64ad<\/td>\n<td align=\"center\">\u540c\u884c\/ISAC\/\u884c\u4e1a\u4f19\u4f34<\/td>\n<td align=\"center\">\u5bb6\u65cf\u5206\u6790\u3001\u53ef\u5171\u4eab\u7684 TTP<\/td>\n<\/tr>\n<tr>\n<td align=\"center\">TLP:CLEAR&#xff08;\u539f WHITE&#xff09;<\/td>\n<td align=\"center\">\u4e0d\u9650\u4f20\u64ad<\/td>\n<td align=\"center\">\u516c\u5f00<\/td>\n<td align=\"center\">\u5df2\u516c\u5f00\u4e8b\u4ef6\u7684\u590d\u76d8\u603b\u7ed3<\/td>\n<\/tr>\n<tr>\n<td align=\"center\">\u5b9e\u6218\u6807\u6ce8\u539f\u5219&#xff1a;<\/td>\n<td align=\"center\"><\/td>\n<td align=\"center\"><\/td>\n<td align=\"center\"><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<ul>\n<li>\u9ed8\u8ba4\u4ece AMBER&#043;STRICT \u5f00\u59cb&#xff0c;\u4e8b\u540e\u53ef\u4ee5\u653e\u5bbd&#xff08;\u201c\u964d\u5bc6\u201d\u5bb9\u6613&#xff09;&#xff0c;\u4e0d\u80fd\u4e8b\u540e\u6536\u7d27&#xff08;\u201c\u5347\u5bc6\u201d\u505a\u4e0d\u5230\u2014\u2014\u5df2\u7ecf\u4f20\u51fa\u53bb\u4e86&#xff09;&#xff1b;<\/li>\n<li>\u5bf9\u5916\u5171\u4eab\u524d\u5148\u8131\u654f&#xff1a;\u53d7\u5bb3\u65b9\u4f01\u4e1a\u540d\u3001\u5185\u7f51 IP\u3001\u771f\u5b9e\u7528\u6237\u540d\u3001\u88ab\u7a83\u6570\u636e\u6837\u672c\u5fc5\u987b\u79fb\u9664\u6216\u54c8\u5e0c\u5316\u2014\u2014\u201c\u5171\u4eab\u653b\u51fb\u8005\u7684\u79d8\u5bc6&#xff0c;\u4e0d\u5171\u4eab\u53d7\u5bb3\u8005\u7684\u4f24\u75a4\u201d&#xff1b;<\/li>\n<li>\u62a5\u544a\u5934\u5fc5\u987b\u663e\u8457\u6807\u6ce8 TLP&#xff0c;\u90ae\u4ef6\u4e3b\u9898\u884c\u4e5f\u8981\u5e26&#xff08;[TLP:AMBER] MAR-2026-0912 &#8230;&#xff09;&#xff0c;\u9632\u6b62\u8f6c\u53d1\u94fe\u4e0a\u7684\u4eba\u4e0d\u770b\u6b63\u6587\u3002<\/li>\n<\/ul>\n<h4>5.2 \u7ed3\u6784\u5316\u8f93\u51fa&#xff1a;MISP \u4e0e STIX<\/h4>\n<p>\u62a5\u544a\u6b63\u6587\u7ed9\u4eba\u8bfb&#xff0c;\u7ed3\u6784\u5316\u8f93\u51fa\u7ed9\u673a\u5668\u8bfb\u3002\u4e00\u6b21\u5206\u6790\u5e94\u5f53\u4ea7\u51fa\u201c\u53cc\u8f68\u201d&#xff1a;<\/p>\n<p><span class=\"token keyword\">from<\/span> stix2 <span class=\"token keyword\">import<\/span> Indicator<span class=\"token punctuation\">,<\/span> Malware<span class=\"token punctuation\">,<\/span> Relationship<span class=\"token punctuation\">,<\/span> Bundle<br \/>\n<span class=\"token comment\"># \u6307\u6807\u5bf9\u8c61&#xff08;\u673a\u5668\u53ef\u81ea\u52a8\u5c01\u7981\/\u72e9\u730e&#xff09;<\/span><br \/>\nioc <span class=\"token operator\">&#061;<\/span> Indicator<span class=\"token punctuation\">(<\/span><br \/>\n    name<span class=\"token operator\">&#061;<\/span><span class=\"token string\">&#034;AgentTesla 2026-CAMP C2&#034;<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    pattern<span class=\"token operator\">&#061;<\/span><span class=\"token string\">&#034;[domain-name:value &#061; &#039;mail.cdn-metrics.example.top&#039;]&#034;<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    pattern_type<span class=\"token operator\">&#061;<\/span><span class=\"token string\">&#034;stix&#034;<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    valid_from<span class=\"token operator\">&#061;<\/span><span class=\"token string\">&#034;2026-08-24T00:00:00Z&#034;<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    labels<span class=\"token operator\">&#061;<\/span><span class=\"token punctuation\">[<\/span><span class=\"token string\">&#034;malicious-activity&#034;<\/span><span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    confidence<span class=\"token operator\">&#061;<\/span><span class=\"token number\">85<\/span><span class=\"token punctuation\">,<\/span><br \/>\n<span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token comment\"># \u6076\u610f\u8f6f\u4ef6\u5bb6\u65cf\u5bf9\u8c61<\/span><br \/>\nmal <span class=\"token operator\">&#061;<\/span> Malware<span class=\"token punctuation\">(<\/span>name<span class=\"token operator\">&#061;<\/span><span class=\"token string\">&#034;AgentTesla&#034;<\/span><span class=\"token punctuation\">,<\/span> is_family<span class=\"token operator\">&#061;<\/span><span class=\"token boolean\">True<\/span><span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token comment\"># \u5173\u7cfb&#xff1a;\u8be5\u6307\u6807\u6307\u793a\u8be5\u5bb6\u65cf<\/span><br \/>\nrel <span class=\"token operator\">&#061;<\/span> Relationship<span class=\"token punctuation\">(<\/span>relationship_type<span class=\"token operator\">&#061;<\/span><span class=\"token string\">&#034;indicates&#034;<\/span><span class=\"token punctuation\">,<\/span> source_ref<span class=\"token operator\">&#061;<\/span>ioc<span class=\"token punctuation\">,<\/span> target_ref<span class=\"token operator\">&#061;<\/span>mal<span class=\"token punctuation\">)<\/span><br \/>\nbundle <span class=\"token operator\">&#061;<\/span> Bundle<span class=\"token punctuation\">(<\/span>objects<span class=\"token operator\">&#061;<\/span><span class=\"token punctuation\">[<\/span>ioc<span class=\"token punctuation\">,<\/span> mal<span class=\"token punctuation\">,<\/span> rel<span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p>\u53cc\u8f68\u5206\u53d1\u77e9\u9635&#xff1a;<\/p>\n<table>\n<tr>\u5185\u5bb9\u8f7d\u4f53\u63a5\u6536\u65b9<\/tr>\n<tbody>\n<tr>\n<td align=\"center\">\u62a5\u544a\u6b63\u6587<\/td>\n<td align=\"center\">PDF\/Markdown &#043; TLP \u6807\u6ce8<\/td>\n<td align=\"center\">IR \/ \u7ba1\u7406\u5c42<\/td>\n<\/tr>\n<tr>\n<td align=\"center\">IOC \u6e05\u5355<\/td>\n<td align=\"center\">MISP \u4e8b\u4ef6 \/ CSV \/ STIX bundle<\/td>\n<td align=\"center\">SOC \/ \u8bbe\u5907<\/td>\n<\/tr>\n<tr>\n<td align=\"center\">YARA \u89c4\u5219<\/td>\n<td align=\"center\">Git \u89c4\u5219\u5e93 &#043; \u90ae\u4ef6\u7f51\u5173<\/td>\n<td align=\"center\">\u68c0\u6d4b\u5de5\u7a0b<\/td>\n<\/tr>\n<tr>\n<td align=\"center\">Sigma \u89c4\u5219<\/td>\n<td align=\"center\">SIEM \/ Sigma HQ&#xff08;\u82e5 TLP:CLEAR&#xff09;<\/td>\n<td align=\"center\">\u68c0\u6d4b\u5de5\u7a0b<\/td>\n<\/tr>\n<tr>\n<td align=\"center\">ATT&amp;CK \u56fe\u5c42<\/td>\n<td align=\"center\">Navigator JSON<\/td>\n<td align=\"center\">\u68c0\u6d4b\u5de5\u7a0b \/ \u7ba1\u7406\u5c42<\/td>\n<\/tr>\n<tr>\n<td align=\"center\">\u6837\u672c<\/td>\n<td align=\"center\">\u5bc6\u7801\u538b\u7f29\u5305 &#043; \u5185\u90e8\u5206\u6790\u5e73\u53f0<\/td>\n<td align=\"center\">IR \/ \u4e0a\u62a5\u6e20\u9053<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3>\u7b2c\u516d\u7ae0&#xff1a;\u5904\u7f6e\u5efa\u8bae\u7684\u5206\u5c42\u6846\u67b6\u4e0e\u5408\u89c4\u7ea2\u7ebf<\/h3>\n<p>\u5904\u7f6e\u5efa\u8bae\u662f\u62a5\u544a\u7684\u201c\u4ef7\u503c\u5151\u73b0\u70b9\u201d&#xff0c;\u4e5f\u662f\u6700\u5bb9\u6613\u5199\u7a7a\u7684\u90e8\u5206\u3002\u6709\u6548\u7684\u5904\u7f6e\u5efa\u8bae\u9075\u5faa\u4e09\u6761\u7eaa\u5f8b&#xff1a;\u5206\u5c42&#xff08;\u6309\u65f6\u95f4&#xff09;\u3001\u5b9a\u8d23&#xff08;\u8c01\u6765\u505a&#xff09;\u3001\u53ef\u9a8c\u8bc1&#xff08;\u505a\u5b8c\u600e\u4e48\u786e\u8ba4&#xff09;\u3002<\/p>\n<h4>6.1 \u4e09\u5c42\u5904\u7f6e\u6846\u67b6<\/h4>\n<table>\n<tr>\u5c42\u7ea7\u65f6\u95f4\u7a97\u76ee\u6807\u5178\u578b\u52a8\u4f5c<\/tr>\n<tbody>\n<tr>\n<td align=\"center\">\u904f\u5236<\/td>\n<td align=\"center\">0~24 \u5c0f\u65f6<\/td>\n<td align=\"center\">\u6b62\u8840&#xff1a;\u963b\u6b62\u6269\u6563\u4e0e\u6570\u636e\u5916\u6d41<\/td>\n<td align=\"center\">\u5c01\u7981 IOC\u3001\u9694\u79bb\u4e3b\u673a\u3001\u91cd\u7f6e\u51ed\u636e\u3001\u56de\u6eaf\u90ae\u4ef6<\/td>\n<\/tr>\n<tr>\n<td align=\"center\">\u6e05\u9664\u4e0e\u52a0\u56fa<\/td>\n<td align=\"center\">1~7 \u5929<\/td>\n<td align=\"center\">\u6e05\u6839&#xff1a;\u6d88\u9664\u6301\u4e45\u5316 &#043; \u8865\u68c0\u6d4b\u76f2\u533a<\/td>\n<td align=\"center\">\u6e05\u7406\u6301\u4e45\u5316\u3001\u90e8\u7f72\u65b0\u89c4\u5219\u3001\u4fee\u8865\u6f0f\u6d1e\u3001MFA<\/td>\n<\/tr>\n<tr>\n<td align=\"center\">\u6062\u590d\u4e0e\u6539\u8fdb<\/td>\n<td align=\"center\">30~90 \u5929<\/td>\n<td align=\"center\">\u514d\u75ab&#xff1a;\u8ba9\u4e0b\u6b21\u540c\u7c7b\u653b\u51fb\u88ab\u63d0\u524d\u62e6\u622a<\/td>\n<td align=\"center\">\u8986\u76d6\u77e9\u9635\u66f4\u65b0\u3001\u6f14\u7ec3\u3001\u67b6\u6784\u6539\u8fdb\u3001\u60c5\u62a5\u6c89\u6dc0<\/td>\n<\/tr>\n<tr>\n<td align=\"center\">\u6bcf\u6761\u5efa\u8bae\u7684\u4e09\u8981\u7d20\u6a21\u677f&#xff1a;<\/td>\n<td align=\"center\"><\/td>\n<td align=\"center\"><\/td>\n<td align=\"center\"><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u52a8\u4f5c&#xff1a;\u5168\u7f51\u5c01\u7981 185.x.x[.]27 \u51fa\u7ad9<br \/>\n\u8d1f\u8d23\u4eba&#xff1a;\u7f51\u7edc\u7ec4&#xff08;&#064;\u5f20\u4e09&#xff09;<br \/>\n\u9a8c\u8bc1\u65b9\u5f0f&#xff1a;\u9632\u706b\u5899\u7b56\u7565\u751f\u6548\u622a\u56fe &#043; 24 \u5c0f\u65f6\u5185\u65e0\u51fa\u7ad9\u65e5\u5fd7<br \/>\n\u9884\u8ba1\u8017\u65f6&#xff1a;15 \u5206\u949f<br \/>\n\u98ce\u9669&#xff1a;\u786e\u8ba4\u65e0\u4e1a\u52a1\u7cfb\u7edf\u4f9d\u8d56\u8be5 IP&#xff08;\u5df2\u6838\u67e5 CMDB&#xff09;<\/p>\n<h4>6.2 \u5904\u7f6e\u5efa\u8bae\u7684\u5e38\u89c1\u5931\u8d25\u6a21\u5f0f<\/h4>\n<ul>\n<li>\u201c\u5efa\u8bae\u52a0\u5f3a\u5b89\u5168\u610f\u8bc6\u57f9\u8bad\u201d\u2014\u2014\u6ca1\u6709\u52a8\u4f5c\u4e3b\u4f53\u3001\u6ca1\u6709\u65f6\u95f4\u3001\u6ca1\u6709\u9a8c\u8bc1\u65b9\u5f0f&#xff0c;\u7b49\u4e8e\u6ca1\u5199\u3002\u6539\u6210&#xff1a;\u201c\u9488\u5bf9 HR \u90e8\u95e8\u5728 2 \u5468\u5185\u5f00\u5c55\u4e00\u6b21 T1566.001 \u573a\u666f\u9493\u9c7c\u6f14\u7ec3&#xff0c;\u6307\u6807&#xff1a;\u70b9\u51fb\u7387 &lt; 5%&#xff0c;\u4e0a\u62a5\u7387 &gt; 30%&#xff0c;\u8d1f\u8d23\u4eba\u5b89\u5168\u7ec4&#064;\u674e\u56db\u201d&#xff1b;<\/li>\n<li>\u53ea\u5efa\u8bae\u201c\u5220\u9664\u6076\u610f\u6587\u4ef6\u201d\u2014\u2014\u6f0f\u6389\u6301\u4e45\u5316\u9879\u548c\u88ab\u7a83\u51ed\u636e\u7684\u8f6e\u6362\u3002\u6b63\u786e\u987a\u5e8f\u6c38\u8fdc\u662f&#xff1a;\u904f\u5236\u6269\u6563 \u2192 \u6e05\u9664\u6301\u4e45\u5316 \u2192 \u8f6e\u6362\u51ed\u636e \u2192 \u9a8c\u8bc1\u5e72\u51c0 \u2192 \u4fee\u8865\u5165\u53e3&#xff1b;<\/li>\n<li>\u5ffd\u7565\u201c\u5165\u53e3\u4fee\u8865\u201d\u2014\u2014\u6837\u672c\u5220\u4e86&#xff0c;\u4f46\u9493\u9c7c\u90ae\u4ef6\u8fd8\u80fd\u518d\u8fdb\u6765\u3002\u5904\u7f6e\u5efa\u8bae\u5fc5\u987b\u5305\u542b\u201c\u540c\u7c7b\u653b\u51fb\u5982\u4f55\u88ab\u63d0\u524d\u62e6\u622a\u201d\u3002<\/li>\n<\/ul>\n<h4>6.3 \u5408\u89c4\u7ea2\u7ebf&#xff1a;\u62a5\u544a\u64b0\u5199\u8005\u7684\u6cd5\u5f8b\u4e49\u52a1<\/h4>\n<ul>\n<li>\u300a\u56fd\u5bb6\u7f51\u7edc\u5b89\u5168\u4e8b\u4ef6\u62a5\u544a\u7ba1\u7406\u529e\u6cd5\u300b&#xff08;2025 \u5e74 11 \u6708\u65bd\u884c&#xff09;&#xff1a;\u5173\u952e\u4fe1\u606f\u57fa\u7840\u8bbe\u65bd\u8fd0\u8425\u8005\u53d1\u73b0\u4e8b\u4ef6 1 \u5c0f\u65f6\u5185\u4e0a\u62a5\u4fdd\u62a4\u5de5\u4f5c\u90e8\u95e8\u4e0e\u516c\u5b89&#xff1b;\u5176\u4ed6\u8fd0\u8425\u8005 4 \u5c0f\u65f6\u5185\u62a5\u5c5e\u5730\u7f51\u4fe1&#xff1b;\u52d2\u7d22\u7c7b\u4e8b\u4ef6\u987b\u62a5\u544a\u8d4e\u91d1\u8981\u6c42\u91d1\u989d\u4e0e\u652f\u4ed8\u65b9\u5f0f\u3002\u5206\u6790\u62a5\u544a\u5e94\u9884\u7559\u201c\u4e0a\u62a5\u72b6\u6001\u201d\u5b57\u6bb5&#xff0c;\u786e\u8ba4\u5408\u89c4\u94fe\u8def\u5df2\u95ed\u73af&#xff1b;<\/li>\n<li>\u300a\u7f51\u7edc\u5b89\u5168\u6cd5\u300b\u300a\u6570\u636e\u5b89\u5168\u6cd5\u300b\u300a\u4e2a\u4eba\u4fe1\u606f\u4fdd\u62a4\u6cd5\u300b&#xff1a;\u62a5\u544a\u548c IOC \u5305\u4e2d\u82e5\u5305\u542b\u88ab\u7a83\u51ed\u636e\u3001\u53d7\u5bb3\u8005\u4e2a\u4eba\u4fe1\u606f&#xff0c;\u4e25\u7981\u8fdb\u5165\u5171\u4eab\u6e20\u9053\u2014\u2014\u5206\u6790\u7528\u4e0e\u5206\u53d1\u7528\u5fc5\u987b\u7269\u7406\u5206\u79bb&#xff1b;<\/li>\n<li>\u300a\u8ba1\u7b97\u673a\u75c5\u6bd2\u9632\u6cbb\u7ba1\u7406\u529e\u6cd5\u300b\u300a\u5211\u6cd5\u300b285\/286 \u6761&#xff1a;\u62a5\u544a\u4e2d\u7684\u6280\u672f\u7ec6\u8282&#xff08;\u5982 C2 \u901a\u4fe1\u683c\u5f0f\u3001\u89e3\u5bc6\u7b97\u6cd5&#xff09;\u5c5e\u4e8e\u201c\u53cc\u5203\u4fe1\u606f\u201d&#xff0c;\u5bf9\u5916\u7248\u672c&#xff08;TLP:GREEN\/CLEAR&#xff09;\u5fc5\u987b\u5220\u9664\u53ef\u80fd\u88ab\u76f4\u63a5\u6b66\u5668\u5316\u7684\u90e8\u5206\u2014\u2014\u516c\u5f00\u62a5\u544a\u8bb2\u201c\u884c\u4e3a\u4e0e\u68c0\u6d4b\u201d&#xff0c;\u4e0d\u516c\u5f00\u8bb2\u201c\u914d\u65b9\u201d&#xff1b;<\/li>\n<li>\u8bc1\u636e\u94fe&#xff1a;\u6837\u672c\u3001PCAP\u3001\u5185\u5b58 dump\u3001\u5206\u6790\u65e5\u5fd7\u7684\u4fdd\u7ba1\u8981\u6709chain of custody \u8bb0\u5f55&#xff08;\u8c01\u3001\u4f55\u65f6\u3001\u4e3a\u4f55\u8f6c\u79fb&#xff09;&#xff0c;\u9644\u5f55 B \u7684\u539f\u59cb\u8f93\u51fa\u4e00\u65e6\u5f52\u6863\u4e0d\u53ef\u4fee\u6539\u2014\u2014\u540e\u7eed\u82e5\u6d89\u53ca\u6267\u6cd5\u53d6\u8bc1\u6216\u8bc9\u8bbc&#xff0c;\u8fd9\u4e9b\u662f\u5173\u952e\u8bc1\u636e&#xff1b;<\/li>\n<li>\u4e0a\u62a5\u6e20\u9053&#xff1a;CNCERT \/ CNVD&#xff08;\u6f0f\u6d1e&#xff09;\/ \u884c\u4e1a ISAC \/ \u516c\u5b89\u7f51\u5b89\u90e8\u95e8\u3002\u5bf9\u5916\u5171\u4eab\u65f6\u901a\u8fc7 MISP \u7684 distribution \u5b57\u6bb5\u63a7\u5236\u8303\u56f4&#xff0c;\u907f\u514d\u201c\u4e00\u952e\u5168\u7f51\u540c\u6b65\u201d\u8bef\u64cd\u4f5c\u3002<\/li>\n<\/ul>\n<h3>\u7b2c\u4e03\u7ae0&#xff1a;\u62a5\u544a\u8d28\u91cf\u7684\u81ea\u6211\u68c0\u67e5\u6e05\u5355<\/h3>\n<p>\u63d0\u4ea4\u62a5\u544a\u524d&#xff0c;\u7528\u8fd9\u5f20\u6e05\u5355\u8fc7\u4e00\u904d&#xff08;\u53ef\u76f4\u63a5\u8d34\u5230\u5de5\u5355\u6a21\u677f&#xff09;&#xff1a;<\/p>\n<p>\u25a1 \u6267\u884c\u6458\u8981 \u2264 200 \u5b57&#xff0c;\u975e\u5206\u6790\u5e08\u80fd\u8bfb\u61c2&#xff0c;\u5305\u542b\u98ce\u9669\u7b49\u7ea7\u4e0e\u4e00\u53e5\u8bdd\u5904\u7f6e<br \/>\n\u25a1 \u7f6e\u4fe1\u5ea6\u663e\u5f0f\u6807\u6ce8&#xff08;\u9ad8\/\u4e2d\/\u4f4e &#043; \u4f9d\u636e&#xff09;<br \/>\n\u25a1 \u6bcf\u4e2a\u53d1\u73b0\u90fd\u6709&#034;\u8bc1\u636e \u2192 \u542b\u4e49 \u2192 \u52a8\u4f5c&#034;\u4e09\u6bb5\u5f0f<br \/>\n\u25a1 ATT&amp;CK \u6620\u5c04\u53ea\u542b&#034;\u89c2\u5bdf\u5230&#034;\u7684\u6280\u672f&#xff0c;\u8bc1\u636e\u7b49\u7ea7\u5df2\u6807\u6ce8<br \/>\n\u25a1 IOC \u5168\u90e8 defanging&#xff0c;\u6bcf\u4e2a\u6307\u6807\u6807\u6ce8\u7f6e\u4fe1\u5ea6\u4e0e\u5efa\u8bae\u52a8\u4f5c<br \/>\n\u25a1 \u81f3\u5c11\u4e00\u6761\u53ef\u76f4\u63a5\u90e8\u7f72\u7684\u68c0\u6d4b\u89c4\u5219&#xff08;YARA \u6216 Sigma&#xff09;<br \/>\n\u25a1 \u5904\u7f6e\u5efa\u8bae\u6309&#034;\u7acb\u5373\/\u77ed\u671f\/\u957f\u671f&#034;\u5206\u5c42&#xff0c;\u6bcf\u6761\u6709\u8d1f\u8d23\u4eba&#043;\u9a8c\u8bc1\u65b9\u5f0f<br \/>\n\u25a1 TLP \u6807\u6ce8\u5728\u62a5\u544a\u5934 &#043; \u90ae\u4ef6\u4e3b\u9898<br \/>\n\u25a1 \u5bf9\u5916\u7248\u672c\u5df2\u5220\u9664\u6b66\u5668\u5316\u7ec6\u8282 &#043; \u53d7\u5bb3\u65b9\u654f\u611f\u4fe1\u606f<br \/>\n\u25a1 \u9644\u5f55 A \u73af\u5883\u4fe1\u606f\u5b8c\u6574&#xff0c;\u62a5\u544a\u53ef\u590d\u73b0<br \/>\n\u25a1 \u5df2\u786e\u8ba4\u4e0a\u62a5\u4e49\u52a1\u662f\u5426\u89e6\u53d1&#xff08;1h\/4h \u65f6\u9650&#xff09;<br \/>\n\u25a1 \u5206\u6790\u4ea7\u7269&#xff08;\u6837\u672c\/PCAP\/dump&#xff09;\u5df2\u5f52\u6863\u4e14\u6709 chain of custody \u8bb0\u5f55<\/p>\n<h3>\u7ed3\u8bed&#xff1a;\u62a5\u544a\u662f\u5206\u6790\u5e08\u7684\u201c\u7b2c\u4e8c\u4f5c\u54c1\u201d<\/h3>\n<p>\u56de\u987e\u6574\u4e2a\u7cfb\u5217&#xff0c;\u4e5d\u7bc7\u6280\u672f\u6587\u7ae0\u6559\u4f60\u201c\u770b\u89c1\u201d\u2014\u2014\u770b\u89c1 PE \u7ed3\u6784\u80cc\u540e\u7684\u610f\u56fe\u3001\u770b\u89c1\u5185\u5b58\u91cc\u7684\u5e7d\u7075\u3001\u770b\u89c1\u6d41\u91cf\u91cc\u7684\u5fc3\u8df3\u3001\u770b\u89c1 ATT&amp;CK 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