{"id":102161,"date":"2026-09-08T09:09:10","date_gmt":"2026-09-08T01:09:10","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/102161.html"},"modified":"2026-09-08T09:09:10","modified_gmt":"2026-09-08T01:09:10","slug":"%e6%9c%8d%e5%8a%a1%e5%99%a8%e8%a2%ab%e9%bb%91%e4%ba%86%e6%80%8e%e4%b9%88%e5%8a%9e%ef%bc%9f%e5%ba%94%e6%80%a5%e5%93%8d%e5%ba%94%e5%85%a8%e6%b5%81%e7%a8%8b%e5%ae%9e%e6%88%98%e6%8c%87%e5%8d%97","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/102161.html","title":{"rendered":"\u670d\u52a1\u5668\u88ab\u9ed1\u4e86\u600e\u4e48\u529e\uff1f\u5e94\u6025\u54cd\u5e94\u5168\u6d41\u7a0b\u5b9e\u6218\u6307\u5357"},"content":{"rendered":"<h3>\u5f00\u5934<\/h3>\n<p>\u60f3\u8c61\u4e00\u4e0b\u8fd9\u4e2a\u573a\u666f&#xff1a;<\/p>\n<p>\u51cc\u6668\u4e09\u70b9&#xff0c;\u4f60\u88ab\u7535\u8bdd\u5435\u9192\u3002\u8001\u677f\u5728\u7535\u8bdd\u91cc\u543c&#xff1a;\u201c\u7f51\u7ad9\u6253\u4e0d\u5f00\u4e86&#xff01;\u6570\u636e\u5e93\u91cc\u7684\u6570\u636e\u5168\u6ca1\u4e86&#xff01;\u5ba2\u6237\u90fd\u5728\u6295\u8bc9&#xff01;\u4f60\u8d76\u7d27\u770b\u770b\u600e\u4e48\u56de\u4e8b&#xff01;\u201d<\/p>\n<p>\u4f60\u8ff7\u8ff7\u7cca\u7cca\u722c\u8d77\u6765&#xff0c;\u6253\u5f00\u7535\u8111&#xff0c;\u767b\u5f55\u670d\u52a1\u5668\u3002\u4e00\u770b\u2014\u2014\u6240\u6709\u6587\u4ef6\u90fd\u88ab\u52a0\u5bc6\u4e86&#xff0c;\u684c\u9762\u4e0a\u7559\u4e86\u4e00\u5c01\u52d2\u7d22\u4fe1&#xff0c;\u8981\u6c42\u652f\u4ed83\u4e2a\u6bd4\u7279\u5e01\u624d\u80fd\u89e3\u5bc6\u3002<\/p>\n<p>\u4f60\u7684\u8111\u5b50&#034;\u55e1&#034;\u7684\u4e00\u58f0&#xff1a;\u670d\u52a1\u5668\u88ab\u9ed1\u4e86\u3002<\/p>\n<p>\u8fd9\u65f6\u5019\u4f60\u8be5\u600e\u4e48\u529e&#xff1f;\u662f\u76f4\u63a5\u91cd\u542f\u670d\u52a1\u5668&#xff1f;\u8fd8\u662f\u8d76\u7d27\u5220\u6728\u9a6c&#xff1f;\u8fd8\u662f\u62d4\u7f51\u7ebf&#xff1f;<\/p>\n<p>\u5f88\u591a\u4eba\u9047\u5230\u8fd9\u79cd\u60c5\u51b5&#xff0c;\u7b2c\u4e00\u53cd\u5e94\u662f\u614c&#xff0c;\u7136\u540e\u4e00\u987f\u4e71\u64cd\u4f5c\u2014\u2014\u91cd\u542f\u670d\u52a1\u5668\u3001\u5220\u53ef\u7591\u6587\u4ef6\u3001\u6539\u5bc6\u7801\u2026\u2026\u7ed3\u679c\u628a\u5165\u4fb5\u75d5\u8ff9\u5168\u6bc1\u4e86&#xff0c;\u6728\u9a6c\u4e5f\u6ca1\u6e05\u5e72\u51c0&#xff0c;\u9ed1\u5ba2\u7b2c\u4e8c\u5929\u53c8\u8fdb\u6765\u4e86\u3002<\/p>\n<p>\u670d\u52a1\u5668\u88ab\u5165\u4fb5\u540e&#xff0c;\u6b63\u786e\u7684\u5e94\u6025\u54cd\u5e94\u6d41\u7a0b\u81f3\u5173\u91cd\u8981\u3002 \u5904\u7406\u5f97\u597d&#xff0c;\u53ef\u4ee5\u5feb\u901f\u6062\u590d\u4e1a\u52a1\u3001\u4fdd\u4f4f\u6570\u636e\u3001\u627e\u5230\u5165\u4fb5\u6e90&#xff1b;\u5904\u7406\u4e0d\u597d&#xff0c;\u53ef\u80fd\u5bfc\u81f4\u6570\u636e\u6c38\u4e45\u4e22\u5931\u3001\u9ed1\u5ba2\u53cd\u590d\u5165\u4fb5\u3001\u751a\u81f3\u6cd5\u5f8b\u98ce\u9669\u3002<\/p>\n<p>\u4eca\u5929\u8fd9\u7bc7\u6587\u7ae0&#xff0c;\u6211\u5c31\u628a\u5e94\u6025\u54cd\u5e94\u7684\u5b8c\u6574\u6d41\u7a0b\u8bb2\u900f\u2014\u2014\u4ece\u53d1\u73b0\u5165\u4fb5\u5230\u6700\u7ec8\u6062\u590d&#xff0c;\u6bcf\u4e00\u6b65\u8be5\u505a\u4ec0\u4e48\u3001\u4e0d\u8be5\u505a\u4ec0\u4e48\u3001\u7528\u4ec0\u4e48\u5de5\u5177\u3001\u770b\u4ec0\u4e48\u65e5\u5fd7\u3002\u770b\u5b8c\u8fd9\u7bc7&#xff0c;\u4e0b\u6b21\u518d\u9047\u5230\u670d\u52a1\u5668\u88ab\u9ed1&#xff0c;\u4f60\u5c31\u4e0d\u4f1a\u614c\u4e86\u3002<\/p>\n<p>\u6587\u7ae0\u5f88\u957f&#xff0c;\u5efa\u8bae\u5148\u6536\u85cf&#xff0c;\u5173\u952e\u65f6\u523b\u80fd\u6551\u547d\u3002<\/p>\n<hr \/>\n<h3>\u4e00\u3001\u5e94\u6025\u54cd\u5e94\u662f\u4ec0\u4e48&#xff1f;\u4e3a\u4ec0\u4e48\u91cd\u8981&#xff1f;<\/h3>\n<h4>1.1 \u4ec0\u4e48\u662f\u5e94\u6025\u54cd\u5e94&#xff1f;<\/h4>\n<p>\u5e94\u6025\u54cd\u5e94&#xff08;Incident Response&#xff0c;\u7b80\u79f0IR&#xff09;&#xff0c;\u7b80\u5355\u8bf4\u5c31\u662f&#xff1a;\u5b89\u5168\u4e8b\u4ef6\u53d1\u751f\u540e&#xff0c;\u91c7\u53d6\u4e00\u7cfb\u5217\u6709\u7ec4\u7ec7\u3001\u6709\u6d41\u7a0b\u7684\u63aa\u65bd&#xff0c;\u6765\u5904\u7406\u4e8b\u4ef6\u3001\u51cf\u5c11\u635f\u5931\u3001\u6062\u590d\u4e1a\u52a1\u3001\u9632\u6b62\u518d\u6b21\u53d1\u751f\u3002<\/p>\n<p>\u5c31\u50cf\u706b\u707e\u53d1\u751f\u540e&#xff0c;\u6d88\u9632\u5458\u8981\u6309\u6d41\u7a0b\u6765\u2014\u2014\u5148\u62a5\u8b66\u3001\u518d\u758f\u6563\u3001\u518d\u706d\u706b\u3001\u518d\u8c03\u67e5\u8d77\u706b\u539f\u56e0\u3001\u6700\u540e\u505a\u9632\u706b\u6574\u6539\u3002\u5e94\u6025\u54cd\u5e94\u4e5f\u662f\u4e00\u6837&#xff0c;\u6709\u6807\u51c6\u7684\u6d41\u7a0b\u548c\u6b65\u9aa4\u3002<\/p>\n<h4>1.2 \u5e94\u6025\u54cd\u5e94\u7684\u76ee\u6807<\/h4>\n<p>\u5e94\u6025\u54cd\u5e94\u4e0d\u662f\u7b80\u5355\u7684&#034;\u5220\u6728\u9a6c\u3001\u6539\u5bc6\u7801&#034;&#xff0c;\u5b83\u6709\u56db\u4e2a\u6838\u5fc3\u76ee\u6807&#xff1a;<\/p>\n<table>\n<tr>\u76ee\u6807\u8bf4\u660e<\/tr>\n<tbody>\n<tr>\n<td>\u904f\u5236<\/td>\n<td>\u963b\u6b62\u653b\u51fb\u7ee7\u7eed\u6269\u6563&#xff0c;\u51cf\u5c11\u635f\u5931<\/td>\n<\/tr>\n<tr>\n<td>\u6839\u9664<\/td>\n<td>\u627e\u5230\u5e76\u6e05\u9664\u6240\u6709\u5165\u4fb5\u75d5\u8ff9\u548c\u540e\u95e8<\/td>\n<\/tr>\n<tr>\n<td>\u6062\u590d<\/td>\n<td>\u6062\u590d\u4e1a\u52a1\u6b63\u5e38\u8fd0\u884c&#xff0c;\u786e\u4fdd\u7cfb\u7edf\u5b89\u5168<\/td>\n<\/tr>\n<tr>\n<td>\u590d\u76d8<\/td>\n<td>\u8c03\u67e5\u5165\u4fb5\u539f\u56e0&#xff0c;\u603b\u7ed3\u6559\u8bad&#xff0c;\u9632\u6b62\u518d\u6b21\u53d1\u751f<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u5f88\u591a\u4eba\u53ea\u505a\u5230\u4e86&#034;\u6062\u590d&#034;&#xff0c;\u6ca1\u505a\u5230&#034;\u6839\u9664&#034;\u548c&#034;\u590d\u76d8&#034;&#xff0c;\u7ed3\u679c\u9ed1\u5ba2\u7559\u7684\u540e\u95e8\u6ca1\u6e05\u5e72\u51c0&#xff0c;\u8fc7\u51e0\u5929\u53c8\u88ab\u5165\u4fb5\u4e86\u3002\u5b8c\u6574\u7684\u5e94\u6025\u54cd\u5e94&#xff0c;\u56db\u4e2a\u76ee\u6807\u7f3a\u4e00\u4e0d\u53ef\u3002<\/p>\n<h4>1.3 \u5e94\u6025\u54cd\u5e94\u7684\u539f\u5219<\/h4>\n<p>\u5728\u5f00\u59cb\u5177\u4f53\u64cd\u4f5c\u4e4b\u524d&#xff0c;\u5148\u8bb0\u4f4f\u51e0\u4e2a\u91cd\u8981\u539f\u5219&#xff1a;<\/p>\n<p>\u539f\u5219\u4e00&#xff1a;\u5148\u4fdd\u62a4\u8bc1\u636e&#xff0c;\u518d\u5904\u7406\u95ee\u9898<\/p>\n<p>\u5f88\u591a\u4eba\u4e00\u4e0a\u6765\u5c31\u91cd\u542f\u670d\u52a1\u5668\u3001\u5220\u6587\u4ef6\u3001\u6539\u914d\u7f6e&#xff0c;\u7ed3\u679c\u628a\u5165\u4fb5\u75d5\u8ff9\u5168\u6bc1\u4e86\u3002\u540e\u9762\u60f3\u67e5\u9ed1\u5ba2\u662f\u600e\u4e48\u8fdb\u6765\u7684\u3001\u5077\u4e86\u4ec0\u4e48\u6570\u636e\u3001\u7559\u4e86\u4ec0\u4e48\u540e\u95e8&#xff0c;\u5168\u90fd\u67e5\u4e0d\u5230\u4e86\u3002<\/p>\n<p>\u6b63\u786e\u7684\u505a\u6cd5\u662f&#xff1a;\u5148\u505a\u955c\u50cf\u548c\u65e5\u5fd7\u5907\u4efd&#xff0c;\u4fdd\u7559\u8bc1\u636e&#xff0c;\u518d\u8fdb\u884c\u5904\u7406\u3002 \u5373\u4f7f\u8981\u7d27\u6025\u904f\u5236&#xff0c;\u4e5f\u8981\u5c3d\u91cf\u4fdd\u7559\u5173\u952e\u8bc1\u636e\u3002<\/p>\n<p>\u539f\u5219\u4e8c&#xff1a;\u4e0d\u8981\u614c&#xff0c;\u6309\u6d41\u7a0b\u6765<\/p>\n<p>\u9047\u5230\u5b89\u5168\u4e8b\u4ef6&#xff0c;\u614c\u662f\u6b63\u5e38\u7684\u3002\u4f46\u614c\u89e3\u51b3\u4e0d\u4e86\u95ee\u9898&#xff0c;\u53cd\u800c\u5bb9\u6613\u51fa\u9519\u3002\u6309\u6d41\u7a0b\u4e00\u6b65\u4e00\u6b65\u6765&#xff0c;\u6bd4\u4e71\u64cd\u4f5c\u5f3a100\u500d\u3002<\/p>\n<p>\u539f\u5219\u4e09&#xff1a;\u6700\u5c0f\u5316\u4e1a\u52a1\u5f71\u54cd<\/p>\n<p>\u5e94\u6025\u54cd\u5e94\u8fc7\u7a0b\u4e2d&#xff0c;\u8981\u5c3d\u91cf\u51cf\u5c11\u5bf9\u6b63\u5e38\u4e1a\u52a1\u7684\u5f71\u54cd\u3002\u80fd\u4e0d\u91cd\u542f\u5c31\u4e0d\u91cd\u542f&#xff0c;\u80fd\u4e0d\u5173\u673a\u5c31\u4e0d\u5173\u673a&#xff0c;\u80fd\u5728\u7ebf\u5904\u7406\u5c31\u5728\u7ebf\u5904\u7406\u3002\u4f46\u5982\u679c\u653b\u51fb\u6b63\u5728\u9020\u6210\u4e25\u91cd\u635f\u5931&#xff0c;\u8be5\u65ad\u7f51\u5c31\u65ad\u7f51&#xff0c;\u8be5\u5173\u673a\u5c31\u5173\u673a\u2014\u2014\u4e1a\u52a1\u4e2d\u65ad\u662f\u6682\u65f6\u7684&#xff0c;\u6570\u636e\u4e22\u5931\u662f\u6c38\u4e45\u7684\u3002<\/p>\n<p>\u539f\u5219\u56db&#xff1a;\u8bb0\u5f55\u6240\u6709\u64cd\u4f5c<\/p>\n<p>\u5e94\u6025\u54cd\u5e94\u8fc7\u7a0b\u4e2d\u7684\u6bcf\u4e00\u6b65\u64cd\u4f5c&#xff0c;\u90fd\u8981\u8bb0\u5f55\u4e0b\u6765&#xff1a;\u4ec0\u4e48\u65f6\u95f4\u3001\u505a\u4e86\u4ec0\u4e48\u3001\u7ed3\u679c\u662f\u4ec0\u4e48\u3002\u8fd9\u5bf9\u540e\u7eed\u7684\u8c03\u67e5\u3001\u590d\u76d8\u3001\u751a\u81f3\u6cd5\u5f8b\u53d6\u8bc1\u90fd\u975e\u5e38\u91cd\u8981\u3002<\/p>\n<hr \/>\n<h3>\u4e8c\u3001\u5e94\u6025\u54cd\u5e94\u5168\u6d41\u7a0b&#xff1a;6\u4e2a\u9636\u6bb5\u8be6\u89e3<\/h3>\n<p>\u6807\u51c6\u7684\u5e94\u6025\u54cd\u5e94\u6d41\u7a0b\u5206\u4e3a6\u4e2a\u9636\u6bb5&#xff1a;\u51c6\u5907 \u2192 \u8bc6\u522b \u2192 \u904f\u5236 \u2192 \u6839\u9664 \u2192 \u6062\u590d \u2192 \u590d\u76d8\u3002\u4e0b\u9762\u9010\u4e00\u8bb2\u89e3\u3002<\/p>\n<h4>\u9636\u6bb5\u4e00&#xff1a;\u51c6\u5907&#xff08;Preparation&#xff09;<\/h4>\n<p>\u51c6\u5907\u9636\u6bb5\u662f\u5728\u5b89\u5168\u4e8b\u4ef6\u53d1\u751f\u4e4b\u524d\u505a\u7684\u5de5\u4f5c\u3002\u6700\u597d\u7684\u5e94\u6025\u54cd\u5e94&#xff0c;\u662f\u5728\u4e8b\u4ef6\u53d1\u751f\u4e4b\u524d\u5c31\u505a\u597d\u51c6\u5907\u3002<\/p>\n<p>\u9700\u8981\u51c6\u5907\u7684\u4e1c\u897f&#xff1a;<\/p>\n<p>1. \u5e94\u6025\u9884\u6848<\/p>\n<p>\u63d0\u524d\u5236\u5b9a\u597d\u5e94\u6025\u54cd\u5e94\u9884\u6848&#xff0c;\u660e\u786e&#xff1a;<\/p>\n<ul>\n<li>\u5b89\u5168\u4e8b\u4ef6\u7684\u5206\u7ea7\u6807\u51c6&#xff08;\u4e00\u822c\u3001\u8f83\u5927\u3001\u91cd\u5927\u3001\u7279\u522b\u91cd\u5927&#xff09;<\/li>\n<li>\u4e0d\u540c\u7ea7\u522b\u4e8b\u4ef6\u7684\u54cd\u5e94\u6d41\u7a0b\u548c\u8d1f\u8d23\u4eba<\/li>\n<li>\u5e94\u6025\u54cd\u5e94\u56e2\u961f\u7684\u6210\u5458\u548c\u8054\u7cfb\u65b9\u5f0f<\/li>\n<li>\u4e0a\u62a5\u6d41\u7a0b&#xff08;\u4ec0\u4e48\u65f6\u5019\u4e0a\u62a5\u3001\u4e0a\u62a5\u7ed9\u8c01\u3001\u600e\u4e48\u4e0a\u62a5&#xff09;<\/li>\n<li>\u4e1a\u52a1\u6062\u590d\u7684\u4f18\u5148\u7ea7&#xff08;\u54ea\u4e9b\u4e1a\u52a1\u5148\u6062\u590d\u3001\u54ea\u4e9b\u53ef\u4ee5\u540e\u6062\u590d&#xff09;<\/li>\n<\/ul>\n<p>2. \u5de5\u5177\u51c6\u5907<\/p>\n<p>\u63d0\u524d\u51c6\u5907\u597d\u5e94\u6025\u54cd\u5e94\u5de5\u5177\u5305&#xff0c;\u5b58\u5728U\u76d8\u6216\u4e13\u7528\u670d\u52a1\u5668\u4e0a&#xff1a;<\/p>\n<p>Linux\u5e94\u6025\u5de5\u5177&#xff1a;<br \/>\n  &#8211; netstat \/ ss \u2192 \u67e5\u770b\u7f51\u7edc\u8fde\u63a5<br \/>\n  &#8211; ps \/ top \/ htop \u2192 \u67e5\u770b\u8fdb\u7a0b<br \/>\n  &#8211; lsof \u2192 \u67e5\u770b\u6587\u4ef6\u6253\u5f00\u60c5\u51b5<br \/>\n  &#8211; find \u2192 \u67e5\u627e\u6587\u4ef6<br \/>\n  &#8211; grep \/ awk \/ sed \u2192 \u65e5\u5fd7\u5206\u6790<br \/>\n  &#8211; last \/ lastb \u2192 \u767b\u5f55\u8bb0\u5f55<br \/>\n  &#8211; history \u2192 \u547d\u4ee4\u5386\u53f2<br \/>\n  &#8211; chkrootkit \/ rkhunter \u2192 Rootkit\u68c0\u6d4b<br \/>\n  &#8211; ClamAV \u2192 \u75c5\u6bd2\u626b\u63cf<br \/>\n  &#8211; Volatility \u2192 \u5185\u5b58\u53d6\u8bc1&#xff08;\u9700\u8981\u5148\u505a\u5185\u5b58\u955c\u50cf&#xff09;<\/p>\n<p>Windows\u5e94\u6025\u5de5\u5177&#xff1a;<br \/>\n  &#8211; Process Explorer \/ Process Hacker \u2192 \u8fdb\u7a0b\u5206\u6790<br \/>\n  &#8211; Autoruns \u2192 \u542f\u52a8\u9879\u5206\u6790<br \/>\n  &#8211; TCPView \u2192 \u7f51\u7edc\u8fde\u63a5\u67e5\u770b<br \/>\n  &#8211; Wireshark \u2192 \u6d41\u91cf\u5206\u6790<br \/>\n  &#8211; \u706b\u7ed2\u5251 \/ PCHunter \u2192 \u7cfb\u7edf\u5b89\u5168\u5206\u6790<br \/>\n  &#8211; WinDbg \u2192 \u8c03\u8bd5\u5206\u6790<br \/>\n  &#8211; Memoryze \/ Redline \u2192 \u5185\u5b58\u53d6\u8bc1<\/p>\n<p>3. \u65e5\u5fd7\u548c\u76d1\u63a7<\/p>\n<p>\u63d0\u524d\u90e8\u7f72\u597d\u65e5\u5fd7\u548c\u76d1\u63a7\u7cfb\u7edf&#xff1a;<\/p>\n<ul>\n<li>\u7cfb\u7edf\u65e5\u5fd7\u3001\u5b89\u5168\u65e5\u5fd7\u3001\u5e94\u7528\u65e5\u5fd7\u90fd\u8981\u5f00\u542f<\/li>\n<li>\u65e5\u5fd7\u8981\u5f02\u5730\u5907\u4efd&#xff08;\u9632\u6b62\u9ed1\u5ba2\u5220\u65e5\u5fd7&#xff09;<\/li>\n<li>\u90e8\u7f72\u5165\u4fb5\u68c0\u6d4b\u7cfb\u7edf&#xff08;IDS\/IPS&#xff09;\u3001\u6587\u4ef6\u5b8c\u6574\u6027\u76d1\u63a7&#xff08;FIM&#xff09;<\/li>\n<li>\u8bbe\u7f6e\u544a\u8b66\u89c4\u5219&#xff0c;\u5f02\u5e38\u884c\u4e3a\u53ca\u65f6\u901a\u77e5<\/li>\n<\/ul>\n<p>4. \u5907\u4efd<\/p>\n<p>\u5b9a\u671f\u5907\u4efd\u91cd\u8981\u6570\u636e\u548c\u7cfb\u7edf\u914d\u7f6e&#xff1a;<\/p>\n<ul>\n<li>\u6570\u636e\u5e93\u5b9a\u671f\u5907\u4efd&#xff0c;\u5f02\u5730\u5b58\u50a8<\/li>\n<li>\u91cd\u8981\u6587\u4ef6\u5b9a\u671f\u5907\u4efd<\/li>\n<li>\u7cfb\u7edf\u914d\u7f6e\u5907\u4efd<\/li>\n<li>\u5b9a\u671f\u6d4b\u8bd5\u5907\u4efd\u662f\u5426\u53ef\u7528&#xff08;\u5907\u4efd\u4e86\u4f46\u6062\u590d\u4e0d\u4e86\u7b49\u4e8e\u6ca1\u5907\u4efd&#xff09;<\/li>\n<\/ul>\n<p>\u51c6\u5907\u9636\u6bb5\u505a\u7684\u8d8a\u597d&#xff0c;\u4e8b\u4ef6\u53d1\u751f\u65f6\u5c31\u8d8a\u4ece\u5bb9\u3002\u5f88\u591a\u516c\u53f8\u5e73\u65f6\u4e0d\u505a\u51c6\u5907&#xff0c;\u51fa\u4e8b\u4e86\u624d\u624b\u5fd9\u811a\u4e71&#xff0c;\u635f\u5931\u60e8\u91cd\u3002<\/p>\n<hr \/>\n<h4>\u9636\u6bb5\u4e8c&#xff1a;\u8bc6\u522b&#xff08;Identification&#xff09;<\/h4>\n<p>\u8bc6\u522b\u9636\u6bb5\u7684\u76ee\u6807\u662f&#xff1a;\u786e\u8ba4\u662f\u5426\u771f\u7684\u53d1\u751f\u4e86\u5b89\u5168\u4e8b\u4ef6&#xff0c;\u662f\u4ec0\u4e48\u7c7b\u578b\u7684\u4e8b\u4ef6&#xff0c;\u5f71\u54cd\u8303\u56f4\u6709\u591a\u5927\u3002<\/p>\n<p>\u5f88\u591a\u65f6\u5019&#xff0c;\u544a\u8b66\u4e0d\u4e00\u5b9a\u662f\u771f\u7684\u5b89\u5168\u4e8b\u4ef6&#xff0c;\u53ef\u80fd\u662f\u8bef\u62a5&#xff1b;\u4e5f\u53ef\u80fd\u770b\u8d77\u6765\u662f\u5c0f\u95ee\u9898&#xff0c;\u5b9e\u9645\u4e0a\u662f\u5927\u4e8b\u4ef6\u3002\u8bc6\u522b\u9636\u6bb5\u5c31\u662f\u8981\u641e\u6e05\u695a\u72b6\u51b5\u3002<\/p>\n<p>2.1 \u5b89\u5168\u4e8b\u4ef6\u7684\u5e38\u89c1\u4fe1\u53f7<\/p>\n<p>\u5b89\u5168\u4e8b\u4ef6\u53d1\u751f\u65f6&#xff0c;\u901a\u5e38\u4f1a\u6709\u4e00\u4e9b\u4fe1\u53f7\u3002\u5982\u679c\u4f60\u53d1\u73b0\u4ee5\u4e0b\u60c5\u51b5&#xff0c;\u5c31\u8981\u8b66\u60d5\u4e86&#xff1a;<\/p>\n<p>\u7cfb\u7edf\u5c42\u9762&#xff1a;<\/p>\n<ul>\n<li>\u670d\u52a1\u5668\u5f02\u5e38\u5361\u987f\u3001CPU\/\u5185\u5b58\/\u5e26\u5bbd\u5360\u7528\u5f02\u5e38\u9ad8<\/li>\n<li>\u51fa\u73b0\u4e0d\u660e\u8fdb\u7a0b\u3001\u4e0d\u660e\u670d\u52a1\u3001\u4e0d\u660e\u7528\u6237<\/li>\n<li>\u6587\u4ef6\u88ab\u7be1\u6539\u3001\u88ab\u52a0\u5bc6\u3001\u88ab\u5220\u9664<\/li>\n<li>\u7cfb\u7edf\u65f6\u95f4\u5f02\u5e38\u3001\u65e5\u5fd7\u88ab\u6e05\u7a7a<\/li>\n<li>\u91cd\u542f\u540e\u5f02\u5e38\u8fdb\u7a0b\u53c8\u51fa\u73b0&#xff08;\u8bf4\u660e\u6709\u6301\u4e45\u5316&#xff09;<\/li>\n<\/ul>\n<p>\u7f51\u7edc\u5c42\u9762&#xff1a;<\/p>\n<ul>\n<li>\u670d\u52a1\u5668\u4e3b\u52a8\u8fde\u63a5\u964c\u751fIP&#xff08;\u7279\u522b\u662f\u5883\u5916IP&#xff09;<\/li>\n<li>\u5f02\u5e38\u7684\u5927\u6d41\u91cf\u4e0a\u4f20&#xff08;\u53ef\u80fd\u662f\u6570\u636e\u88ab\u7a83\u53d6&#xff09;<\/li>\n<li>\u51fa\u73b0\u5927\u91cf\u5931\u8d25\u7684\u767b\u5f55\u5c1d\u8bd5&#xff08;\u66b4\u529b\u7834\u89e3&#xff09;<\/li>\n<li>\u964c\u751f\u7684\u7aef\u53e3\u88ab\u6253\u5f00<\/li>\n<\/ul>\n<p>\u5e94\u7528\u5c42\u9762&#xff1a;<\/p>\n<ul>\n<li>\u7f51\u7ad9\u88ab\u7be1\u6539\u3001\u88ab\u6302\u9a6c\u3001\u88ab\u8df3\u8f6c<\/li>\n<li>\u6570\u636e\u5e93\u6570\u636e\u5f02\u5e38&#xff08;\u88ab\u5220\u9664\u3001\u88ab\u7be1\u6539\u3001\u88ab\u5bfc\u51fa&#xff09;<\/li>\n<li>\u7528\u6237\u6295\u8bc9\u8d26\u53f7\u88ab\u76d7\u3001\u8d44\u91d1\u5f02\u5e38<\/li>\n<li>\u540e\u53f0\u51fa\u73b0\u4e0d\u660e\u7ba1\u7406\u5458\u8d26\u53f7<\/li>\n<li>\u6536\u5230\u52d2\u7d22\u4fe1\u3001\u88ab\u5a01\u80c1\u516c\u5f00\u6570\u636e<\/li>\n<\/ul>\n<p>2.2 \u4e8b\u4ef6\u5206\u7c7b\u548c\u5b9a\u7ea7<\/p>\n<p>\u786e\u8ba4\u662f\u5b89\u5168\u4e8b\u4ef6\u540e&#xff0c;\u8981\u5bf9\u4e8b\u4ef6\u8fdb\u884c\u5206\u7c7b\u548c\u5b9a\u7ea7&#xff1a;<\/p>\n<p>\u5e38\u89c1\u4e8b\u4ef6\u7c7b\u578b&#xff1a;<\/p>\n<ul>\n<li>\u7f51\u9875\u7be1\u6539<\/li>\n<li>\u52d2\u7d22\u8f6f\u4ef6\u653b\u51fb<\/li>\n<li>\u6570\u636e\u6cc4\u9732\/\u62d6\u5e93<\/li>\n<li>WebShell\u690d\u5165<\/li>\n<li>\u66b4\u529b\u7834\u89e3\/\u672a\u6388\u6743\u8bbf\u95ee<\/li>\n<li>\u6316\u77ff\u6728\u9a6c<\/li>\n<li>DDoS\u653b\u51fb<\/li>\n<li>\u5185\u7f51\u6a2a\u5411\u79fb\u52a8<\/li>\n<li>APT\u653b\u51fb<\/li>\n<\/ul>\n<p>\u4e8b\u4ef6\u5b9a\u7ea7&#xff08;\u53c2\u8003\u56fd\u5bb6\u6807\u51c6&#xff09;&#xff1a;<\/p>\n<table>\n<tr>\u7ea7\u522b\u5b9a\u4e49\u54cd\u5e94\u8981\u6c42<\/tr>\n<tbody>\n<tr>\n<td>\u4e00\u822c&#xff08;IV\u7ea7&#xff09;<\/td>\n<td>\u5f71\u54cd\u5c0f&#xff0c;\u5c40\u90e8\u4e1a\u52a1\u53d7\u5f71\u54cd<\/td>\n<td>\u5b89\u5168\u56e2\u961f\u81ea\u884c\u5904\u7406<\/td>\n<\/tr>\n<tr>\n<td>\u8f83\u5927&#xff08;III\u7ea7&#xff09;<\/td>\n<td>\u90e8\u5206\u4e1a\u52a1\u53d7\u5f71\u54cd&#xff0c;\u6709\u4e00\u5b9a\u6570\u636e\u6cc4\u9732\u98ce\u9669<\/td>\n<td>\u4e0a\u62a5\u90e8\u95e8\u8d1f\u8d23\u4eba<\/td>\n<\/tr>\n<tr>\n<td>\u91cd\u5927&#xff08;II\u7ea7&#xff09;<\/td>\n<td>\u6838\u5fc3\u4e1a\u52a1\u53d7\u5f71\u54cd&#xff0c;\u5927\u91cf\u6570\u636e\u6cc4\u9732<\/td>\n<td>\u4e0a\u62a5\u516c\u53f8\u9ad8\u7ba1&#xff0c;\u542f\u52a8\u5e94\u6025\u9884\u6848<\/td>\n<\/tr>\n<tr>\n<td>\u7279\u522b\u91cd\u5927&#xff08;I\u7ea7&#xff09;<\/td>\n<td>\u4e1a\u52a1\u5168\u9762\u4e2d\u65ad&#xff0c;\u6d89\u53ca\u5927\u91cf\u7528\u6237\u548c\u8d44\u91d1&#xff0c;\u53ef\u80fd\u89e6\u72af\u6cd5\u5f8b<\/td>\n<td>\u4e0a\u62a5\u76d1\u7ba1\u673a\u6784&#xff0c;\u5bfb\u6c42\u5916\u90e8\u652f\u63f4<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>2.3 \u5f71\u54cd\u8303\u56f4\u8bc4\u4f30<\/p>\n<p>\u641e\u6e05\u695a\u4e8b\u4ef6\u5f71\u54cd\u4e86\u54ea\u4e9b\u7cfb\u7edf\u3001\u54ea\u4e9b\u6570\u636e\u3001\u54ea\u4e9b\u4e1a\u52a1&#xff1a;<\/p>\n<ul>\n<li>\u6709\u51e0\u53f0\u670d\u52a1\u5668\u88ab\u5165\u4fb5&#xff1f;<\/li>\n<li>\u662fWeb\u670d\u52a1\u5668\u3001\u6570\u636e\u5e93\u670d\u52a1\u5668\u3001\u8fd8\u662f\u5176\u4ed6&#xff1f;<\/li>\n<li>\u54ea\u4e9b\u6570\u636e\u53ef\u80fd\u88ab\u7a83\u53d6\u6216\u7be1\u6539&#xff1f;<\/li>\n<li>\u54ea\u4e9b\u4e1a\u52a1\u53d7\u5230\u4e86\u5f71\u54cd&#xff1f;<\/li>\n<li>\u653b\u51fb\u662f\u5426\u5df2\u7ecf\u6269\u6563\u5230\u5185\u7f51\u5176\u4ed6\u673a\u5668&#xff1f;<\/li>\n<\/ul>\n<p>\u8bc6\u522b\u9636\u6bb5\u7684\u6838\u5fc3\u662f&#xff1a;\u641e\u6e05\u695a\u53d1\u751f\u4e86\u4ec0\u4e48\u3001\u5f71\u54cd\u6709\u591a\u5927\u3002 \u4e0d\u8981\u4e00\u4e0a\u6765\u5c31\u6025\u7740\u5904\u7406&#xff0c;\u5148\u628a\u72b6\u51b5\u6478\u6e05\u695a&#xff0c;\u624d\u80fd\u5236\u5b9a\u6b63\u786e\u7684\u5e94\u5bf9\u7b56\u7565\u3002<\/p>\n<hr \/>\n<h4>\u9636\u6bb5\u4e09&#xff1a;\u904f\u5236&#xff08;Containment&#xff09;<\/h4>\n<p>\u904f\u5236\u9636\u6bb5\u7684\u76ee\u6807\u662f&#xff1a;\u963b\u6b62\u653b\u51fb\u7ee7\u7eed\u6269\u6563&#xff0c;\u51cf\u5c11\u635f\u5931\u3002 \u8fd9\u662f\u5e94\u6025\u54cd\u5e94\u4e2d\u6700\u7d27\u6025\u7684\u9636\u6bb5&#xff0c;\u9700\u8981\u5feb\u901f\u884c\u52a8\u3002<\/p>\n<p>3.1 \u904f\u5236\u7684\u4f18\u5148\u7ea7<\/p>\n<p>\u904f\u5236\u7684\u65f6\u5019&#xff0c;\u8981\u6309\u4f18\u5148\u7ea7\u6765&#xff1a;<\/p>\n<li>\u4fdd\u62a4\u4eba\u7684\u5b89\u5168\u548c\u751f\u547d&#xff08;\u867d\u7136IT\u5b89\u5168\u4e8b\u4ef6\u4e00\u822c\u4e0d\u6d89\u53ca&#xff0c;\u4f46\u5982\u679c\u662f\u5de5\u63a7\u7cfb\u7edf\u3001\u533b\u7597\u7cfb\u7edf&#xff0c;\u4eba\u7684\u5b89\u5168\u662f\u7b2c\u4e00\u4f4d\u7684&#xff09;<\/li>\n<li>\u4fdd\u62a4\u654f\u611f\u6570\u636e&#xff08;\u9632\u6b62\u6570\u636e\u7ee7\u7eed\u88ab\u7a83\u53d6&#xff09;<\/li>\n<li>\u4fdd\u62a4\u6838\u5fc3\u4e1a\u52a1\u7cfb\u7edf&#xff08;\u9632\u6b62\u6838\u5fc3\u4e1a\u52a1\u88ab\u7834\u574f&#xff09;<\/li>\n<li>\u4fdd\u62a4\u5176\u4ed6\u7cfb\u7edf&#xff08;\u9632\u6b62\u653b\u51fb\u6269\u6563\u5230\u5176\u4ed6\u673a\u5668&#xff09;<\/li>\n<p>3.2 \u5e38\u89c1\u7684\u904f\u5236\u63aa\u65bd<\/p>\n<p>\u6839\u636e\u4e8b\u4ef6\u7c7b\u578b\u548c\u4e25\u91cd\u7a0b\u5ea6&#xff0c;\u9009\u62e9\u5408\u9002\u7684\u904f\u5236\u63aa\u65bd&#xff1a;<\/p>\n<p>\u63aa\u65bd\u4e00&#xff1a;\u7f51\u7edc\u9694\u79bb<\/p>\n<p>\u8fd9\u662f\u6700\u5e38\u7528\u3001\u6700\u6709\u6548\u7684\u904f\u5236\u624b\u6bb5\u3002\u628a\u88ab\u5165\u4fb5\u7684\u670d\u52a1\u5668\u4ece\u7f51\u7edc\u4e2d\u9694\u79bb&#xff0c;\u9632\u6b62\u9ed1\u5ba2\u7ee7\u7eed\u64cd\u4f5c\u3001\u9632\u6b62\u653b\u51fb\u6269\u6563\u5230\u5185\u7f51\u5176\u4ed6\u673a\u5668\u3002<\/p>\n<p><span class=\"token comment\"># \u65b9\u6cd51&#xff1a;\u7269\u7406\u62d4\u7f51\u7ebf&#xff08;\u6700\u5f7b\u5e95&#xff0c;\u4f46\u9700\u8981\u7269\u7406\u63a5\u89e6&#xff09;<\/span><br \/>\n<span class=\"token comment\"># \u65b9\u6cd52&#xff1a;\u5728\u4ea4\u6362\u673a\u4e0a\u5173\u95ed\u7aef\u53e3<\/span><br \/>\n<span class=\"token comment\"># \u65b9\u6cd53&#xff1a;\u5728\u670d\u52a1\u5668\u4e0a\u7528iptables\u5c01\u7981\u6240\u6709\u5165\u7ad9\u548c\u51fa\u7ad9\u8fde\u63a5&#xff08;\u9664\u4e86\u5e94\u6025\u54cd\u5e94\u7684IP&#xff09;<\/span><br \/>\niptables <span class=\"token parameter variable\">-I<\/span> INPUT <span class=\"token parameter variable\">-s<\/span> \u4f60\u7684\u5e94\u6025IP <span class=\"token parameter variable\">-j<\/span> ACCEPT<br \/>\niptables <span class=\"token parameter variable\">-I<\/span> OUTPUT <span class=\"token parameter variable\">-d<\/span> \u4f60\u7684\u5e94\u6025IP <span class=\"token parameter variable\">-j<\/span> ACCEPT<br \/>\niptables <span class=\"token parameter variable\">-A<\/span> INPUT <span class=\"token parameter variable\">-j<\/span> DROP<br \/>\niptables <span class=\"token parameter variable\">-A<\/span> OUTPUT <span class=\"token parameter variable\">-j<\/span> DROP<\/p>\n<p>\u6ce8\u610f&#xff1a;\u7f51\u7edc\u9694\u79bb\u540e&#xff0c;\u4f60\u5c31\u65e0\u6cd5\u8fdc\u7a0b\u767b\u5f55\u670d\u52a1\u5668\u4e86\u3002\u6240\u4ee5\u5728\u9694\u79bb\u4e4b\u524d&#xff0c;\u8981\u786e\u4fdd\u4f60\u6709\u5176\u4ed6\u65b9\u5f0f\u53ef\u4ee5\u8bbf\u95ee\u670d\u52a1\u5668&#xff08;\u6bd4\u5982\u63a7\u5236\u53f0\u3001KVM\u3001\u7269\u7406\u8bbf\u95ee&#xff09;&#xff0c;\u6216\u8005\u5148\u628a\u9700\u8981\u7684\u5de5\u5177\u548c\u65e5\u5fd7\u5907\u4efd\u597d\u3002<\/p>\n<p>\u63aa\u65bd\u4e8c&#xff1a;\u5173\u95ed\u670d\u52a1\/\u7aef\u53e3<\/p>\n<p>\u5982\u679c\u653b\u51fb\u662f\u901a\u8fc7\u67d0\u4e2a\u670d\u52a1\u6216\u7aef\u53e3\u8fdb\u6765\u7684&#xff0c;\u53ef\u4ee5\u5148\u5173\u95ed\u8fd9\u4e2a\u670d\u52a1\u6216\u7aef\u53e3&#xff1a;<\/p>\n<p><span class=\"token comment\"># \u5173\u95edSSH\u670d\u52a1<\/span><br \/>\nsystemctl stop sshd<\/p>\n<p><span class=\"token comment\"># \u5173\u95edWeb\u670d\u52a1<\/span><br \/>\nsystemctl stop nginx<br \/>\nsystemctl stop httpd<\/p>\n<p><span class=\"token comment\"># \u7528iptables\u5173\u95ed\u7aef\u53e3<\/span><br \/>\niptables <span class=\"token parameter variable\">-A<\/span> INPUT <span class=\"token parameter variable\">-p<\/span> tcp <span class=\"token parameter variable\">&#8211;dport<\/span> <span class=\"token number\">22<\/span> <span class=\"token parameter variable\">-j<\/span> DROP<\/p>\n<p>\u63aa\u65bd\u4e09&#xff1a;\u7981\u7528\u53ef\u7591\u8d26\u53f7<\/p>\n<p>\u5982\u679c\u53d1\u73b0\u9ed1\u5ba2\u521b\u5efa\u4e86\u53ef\u7591\u8d26\u53f7&#xff0c;\u6216\u8005\u67d0\u4e2a\u8d26\u53f7\u88ab\u76d7\u7528\u4e86&#xff0c;\u5148\u7981\u7528&#xff1a;<\/p>\n<p><span class=\"token comment\"># \u7981\u7528\u7528\u6237<\/span><br \/>\n<span class=\"token function\">usermod<\/span> <span class=\"token parameter variable\">-L<\/span> username  <span class=\"token comment\"># \u9501\u5b9a\u7528\u6237\u5bc6\u7801<\/span><br \/>\n<span class=\"token function\">passwd<\/span> <span class=\"token parameter variable\">-l<\/span> username   <span class=\"token comment\"># \u53e6\u4e00\u79cd\u9501\u5b9a\u65b9\u5f0f<\/span><\/p>\n<p><span class=\"token comment\"># \u5f3a\u5236\u7528\u6237\u4e0b\u7ebf<\/span><br \/>\n<span class=\"token function\">pkill<\/span> <span class=\"token parameter variable\">-u<\/span> username<\/p>\n<p>\u63aa\u65bd\u56db&#xff1a;\u963b\u65ad\u6076\u610fIP<\/p>\n<p>\u5982\u679c\u53d1\u73b0\u9ed1\u5ba2\u6b63\u5728\u4ece\u67d0\u4e2aIP\u64cd\u4f5c&#xff0c;\u53ef\u4ee5\u5728\u9632\u706b\u5899\u6216WAF\u4e0a\u5c01\u7981\u8fd9\u4e2aIP&#xff1a;<\/p>\n<p>iptables <span class=\"token parameter variable\">-I<\/span> INPUT <span class=\"token parameter variable\">-s<\/span> \u6076\u610fIP <span class=\"token parameter variable\">-j<\/span> DROP<\/p>\n<p>\u63aa\u65bd\u4e94&#xff1a;\u5173\u673a\/\u65ad\u7535<\/p>\n<p>\u8fd9\u662f\u6700\u540e\u7684\u624b\u6bb5&#xff0c;\u53ea\u6709\u5728\u4ee5\u4e0b\u60c5\u51b5\u624d\u8003\u8651&#xff1a;<\/p>\n<ul>\n<li>\u653b\u51fb\u6b63\u5728\u9020\u6210\u4e25\u91cd\u7684\u6570\u636e\u7834\u574f&#xff08;\u6bd4\u5982\u52d2\u7d22\u8f6f\u4ef6\u6b63\u5728\u52a0\u5bc6\u6587\u4ef6&#xff09;<\/li>\n<li>\u653b\u51fb\u6b63\u5728\u5927\u91cf\u7a83\u53d6\u654f\u611f\u6570\u636e<\/li>\n<li>\u5176\u4ed6\u904f\u5236\u63aa\u65bd\u90fd\u65e0\u6548<\/li>\n<\/ul>\n<p><span class=\"token comment\"># \u7acb\u5373\u5173\u673a<\/span><br \/>\n<span class=\"token function\">shutdown<\/span> <span class=\"token parameter variable\">-h<\/span> now<br \/>\n<span class=\"token comment\"># \u6216\u8005\u76f4\u63a5\u65ad\u7535&#xff08;\u6700\u5f7b\u5e95&#xff0c;\u4f46\u53ef\u80fd\u635f\u574f\u6587\u4ef6\u7cfb\u7edf&#xff09;<\/span><\/p>\n<p>\u6ce8\u610f&#xff1a;\u5173\u673a\u540e&#xff0c;\u5185\u5b58\u4e2d\u7684\u6570\u636e&#xff08;\u5305\u62ec\u9ed1\u5ba2\u7684\u8fdb\u7a0b\u3001\u7f51\u7edc\u8fde\u63a5\u3001\u53ef\u80fd\u7684\u5185\u5b58\u9a6c&#xff09;\u5c31\u4f1a\u4e22\u5931\u3002\u5982\u679c\u9700\u8981\u505a\u5185\u5b58\u53d6\u8bc1&#xff0c;\u4e00\u5b9a\u8981\u5728\u5173\u673a\u4e4b\u524d\u5148\u505a\u5185\u5b58\u955c\u50cf\u3002<\/p>\n<p>3.3 \u904f\u5236\u9636\u6bb5\u7684\u6ce8\u610f\u4e8b\u9879<\/p>\n<ul>\n<li>\u4e0d\u8981\u6025\u4e8e\u91cd\u542f\u670d\u52a1\u5668&#xff1a;\u91cd\u542f\u4f1a\u4e22\u5931\u5185\u5b58\u4e2d\u7684\u8bc1\u636e&#xff08;\u8fdb\u7a0b\u3001\u7f51\u7edc\u8fde\u63a5\u3001\u5185\u5b58\u9a6c\u7b49&#xff09;&#xff0c;\u5982\u679c\u9700\u8981\u53d6\u8bc1&#xff0c;\u5148\u505a\u5185\u5b58\u955c\u50cf\u518d\u91cd\u542f<\/li>\n<li>\u4e0d\u8981\u6025\u4e8e\u5220\u6587\u4ef6&#xff1a;\u53ef\u7591\u7684\u6728\u9a6c\u3001\u540e\u95e8\u6587\u4ef6\u5148\u4fdd\u7559&#xff0c;\u8fd9\u662f\u91cd\u8981\u7684\u8bc1\u636e&#xff0c;\u53ef\u4ee5\u7528\u6765\u5206\u6790\u9ed1\u5ba2\u7684\u624b\u6cd5<\/li>\n<li>\u4e0d\u8981\u6025\u4e8e\u6539\u5bc6\u7801&#xff1a;\u5982\u679c\u9ed1\u5ba2\u5df2\u7ecf\u5728\u5185\u7f51\u4e86&#xff0c;\u6539\u5bc6\u7801\u53ef\u80fd\u6253\u8349\u60ca\u86c7\u3002\u5148\u904f\u5236\u4f4f&#xff0c;\u518d\u7edf\u4e00\u6539\u5bc6\u7801<\/li>\n<li>\u8bb0\u5f55\u6240\u6709\u64cd\u4f5c&#xff1a;\u904f\u5236\u9636\u6bb5\u505a\u4e86\u4ec0\u4e48&#xff0c;\u90fd\u8981\u8bb0\u5f55\u4e0b\u6765<\/li>\n<\/ul>\n<p>\u904f\u5236\u9636\u6bb5\u7684\u6838\u5fc3\u662f&#xff1a;\u5feb\u901f\u963b\u6b62\u653b\u51fb\u7ee7\u7eed\u6269\u6563&#xff0c;\u540c\u65f6\u5c3d\u91cf\u4fdd\u7559\u8bc1\u636e\u3002 \u8fd9\u4e24\u4e2a\u76ee\u6807\u6709\u65f6\u5019\u4f1a\u51b2\u7a81&#xff0c;\u9700\u8981\u6839\u636e\u5177\u4f53\u60c5\u51b5\u6743\u8861\u3002\u5982\u679c\u653b\u51fb\u6b63\u5728\u9020\u6210\u5de8\u5927\u635f\u5931&#xff0c;\u4f18\u5148\u904f\u5236&#xff1b;\u5982\u679c\u635f\u5931\u5df2\u7ecf\u505c\u6b62&#xff0c;\u53ef\u4ee5\u5148\u4fdd\u7559\u8bc1\u636e\u518d\u904f\u5236\u3002<\/p>\n<hr \/>\n<h4>\u9636\u6bb5\u56db&#xff1a;\u6839\u9664&#xff08;Eradication&#xff09;<\/h4>\n<p>\u6839\u9664\u9636\u6bb5\u7684\u76ee\u6807\u662f&#xff1a;\u627e\u5230\u5e76\u6e05\u9664\u6240\u6709\u5165\u4fb5\u75d5\u8ff9\u548c\u540e\u95e8&#xff0c;\u786e\u4fdd\u9ed1\u5ba2\u65e0\u6cd5\u518d\u6b21\u8fdb\u5165\u7cfb\u7edf\u3002<\/p>\n<p>\u8fd9\u662f\u5e94\u6025\u54cd\u5e94\u4e2d\u6700\u5173\u952e\u3001\u4e5f\u6700\u5bb9\u6613\u51fa\u95ee\u9898\u7684\u9636\u6bb5\u3002\u5f88\u591a\u4eba\u5220\u4e86\u51e0\u4e2a\u6728\u9a6c\u6587\u4ef6\u5c31\u4ee5\u4e3a\u5e72\u51c0\u4e86&#xff0c;\u7ed3\u679c\u9ed1\u5ba2\u7559\u7684\u5176\u4ed6\u540e\u95e8\u6ca1\u6e05\u6389&#xff0c;\u8fc7\u51e0\u5929\u53c8\u88ab\u5165\u4fb5\u4e86\u3002<\/p>\n<p>\u6839\u9664\u9636\u6bb5\u8981\u505a\u7684\u4e8b\u60c5&#xff0c;\u6309\u987a\u5e8f\u6765&#xff1a;<\/p>\n<p>4.1 \u5165\u4fb5\u8def\u5f84\u5206\u6790<\/p>\n<p>\u9996\u5148\u8981\u641e\u6e05\u695a&#xff1a;\u9ed1\u5ba2\u662f\u600e\u4e48\u8fdb\u6765\u7684&#xff1f;<\/p>\n<p>\u53ea\u6709\u627e\u5230\u5165\u4fb5\u8def\u5f84&#xff0c;\u624d\u80fd\u4ece\u6839\u6e90\u4e0a\u5835\u4f4f\u6f0f\u6d1e&#xff0c;\u9632\u6b62\u9ed1\u5ba2\u518d\u6b21\u4ece\u540c\u4e00\u4e2a\u5730\u65b9\u8fdb\u6765\u3002<\/p>\n<p>\u5e38\u89c1\u7684\u5165\u4fb5\u8def\u5f84\u6392\u67e5\u65b9\u5411&#xff1a;<\/p>\n<p>Web\u5c42\u9762&#xff1a;<br \/>\n  &#8211; \u67e5\u770bWeb\u8bbf\u95ee\u65e5\u5fd7&#xff0c;\u627e\u5f02\u5e38\u7684\u8bf7\u6c42&#xff08;SQL\u6ce8\u5165\u3001\u6587\u4ef6\u4e0a\u4f20\u3001WebShell\u8bbf\u95ee\u7b49&#xff09;<br \/>\n  &#8211; \u68c0\u67e5Web\u76ee\u5f55\u4e0b\u662f\u5426\u6709WebShell&#xff08;\u4e00\u53e5\u8bdd\u6728\u9a6c\u3001\u5927\u9a6c&#xff09;<br \/>\n  &#8211; \u68c0\u67e5\u7f51\u7ad9\u4ee3\u7801\u662f\u5426\u88ab\u7be1\u6539<br \/>\n  &#8211; \u68c0\u67e5\u662f\u5426\u6709\u5df2\u77e5\u6f0f\u6d1e&#xff08;Struts2\u3001ThinkPHP\u3001Log4j\u7b49&#xff09;<\/p>\n<p>\u7cfb\u7edf\u5c42\u9762&#xff1a;<br \/>\n  &#8211; \u67e5\u770bSSH\u767b\u5f55\u65e5\u5fd7&#xff0c;\u627e\u5f02\u5e38\u7684\u767b\u5f55IP\u548c\u65f6\u95f4<br \/>\n  &#8211; \u68c0\u67e5\u662f\u5426\u6709\u66b4\u529b\u7834\u89e3\u6210\u529f\u7684\u8bb0\u5f55<br \/>\n  &#8211; \u68c0\u67e5\u7cfb\u7edf\u662f\u5426\u6709\u672a\u6253\u8865\u4e01\u7684\u5df2\u77e5\u6f0f\u6d1e<br \/>\n  &#8211; \u68c0\u67e5\u662f\u5426\u6709\u5f31\u53e3\u4ee4<\/p>\n<p>\u6570\u636e\u5e93\u5c42\u9762&#xff1a;<br \/>\n  &#8211; \u67e5\u770b\u6570\u636e\u5e93\u65e5\u5fd7&#xff0c;\u627e\u5f02\u5e38\u7684\u67e5\u8be2\u548c\u64cd\u4f5c<br \/>\n  &#8211; \u68c0\u67e5\u6570\u636e\u5e93\u662f\u5426\u6709SQL\u6ce8\u5165\u75d5\u8ff9<br \/>\n  &#8211; \u68c0\u67e5\u6570\u636e\u5e93\u7528\u6237\u6743\u9650\u662f\u5426\u5408\u7406<\/p>\n<p>\u5185\u7f51\u5c42\u9762&#xff1a;<br \/>\n  &#8211; \u68c0\u67e5\u662f\u5426\u6709\u6a2a\u5411\u79fb\u52a8\u7684\u75d5\u8ff9<br \/>\n  &#8211; \u68c0\u67e5\u5176\u4ed6\u670d\u52a1\u5668\u662f\u5426\u4e5f\u88ab\u5165\u4fb5<\/p>\n<p>4.2 \u6076\u610f\u6587\u4ef6\u548c\u540e\u95e8\u6392\u67e5<\/p>\n<p>\u627e\u5230\u5165\u4fb5\u8def\u5f84\u540e&#xff0c;\u63a5\u4e0b\u6765\u8981\u5168\u9762\u6392\u67e5\u7cfb\u7edf\u4e2d\u7684\u6076\u610f\u6587\u4ef6\u548c\u540e\u95e8\u3002<\/p>\n<p>WebShell\u6392\u67e5&#xff1a;<\/p>\n<p><span class=\"token comment\"># \u67e5\u627e\u6700\u8fd1\u4fee\u6539\u7684PHP\u6587\u4ef6&#xff08;\u53ef\u80fd\u662fWebShell&#xff09;<\/span><br \/>\n<span class=\"token function\">find<\/span> \/var\/www\/html <span class=\"token parameter variable\">-name<\/span> <span class=\"token string\">&#034;*.php&#034;<\/span> <span class=\"token parameter variable\">-mtime<\/span> <span class=\"token parameter variable\">-7<\/span> <span class=\"token parameter variable\">-type<\/span> f<\/p>\n<p><span class=\"token comment\"># \u67e5\u627e\u5305\u542b\u5371\u9669\u51fd\u6570\u7684PHP\u6587\u4ef6&#xff08;eval\u3001assert\u3001system\u3001exec\u7b49&#xff09;<\/span><br \/>\n<span class=\"token function\">grep<\/span> <span class=\"token parameter variable\">-r<\/span> <span class=\"token string\">&#034;eval\\\\|assert\\\\|system\\\\|exec\\\\|shell_exec\\\\|passthru\\\\|preg_replace&#034;<\/span> \/var\/www\/html\/<\/p>\n<p><span class=\"token comment\"># \u67e5\u627e\u4e00\u53e5\u8bdd\u6728\u9a6c\u5e38\u89c1\u7279\u5f81<\/span><br \/>\n<span class=\"token function\">grep<\/span> <span class=\"token parameter variable\">-r<\/span> <span class=\"token string\">&#034;\\\\<span class=\"token variable\">$_POST<\/span>\\\\|<span class=\"token entity\" title=\"\\\\\\\\\">\\\\\\\\<\/span><span class=\"token variable\">$_GET<\/span>\\\\|<span class=\"token entity\" title=\"\\\\\\\\\">\\\\\\\\<\/span><span class=\"token variable\">$_REQUEST<\/span>&#034;<\/span> \/var\/www\/html\/ <span class=\"token operator\">|<\/span> <span class=\"token function\">grep<\/span> <span class=\"token parameter variable\">-i<\/span> <span class=\"token string\">&#034;eval\\\\|assert\\\\|system&#034;<\/span><\/p>\n<p><span class=\"token comment\"># \u7528\u5de5\u5177\u626b\u63cf&#xff08;\u63a8\u8350&#xff09;<\/span><br \/>\n<span class=\"token comment\"># \u6cb3\u9a6cWebShell\u67e5\u6740\u3001ShellDetective\u3001findWebshell\u7b49<\/span><\/p>\n<p>\u8fdb\u7a0b\u6392\u67e5&#xff1a;<\/p>\n<p><span class=\"token comment\"># \u67e5\u770b\u6240\u6709\u8fdb\u7a0b<\/span><br \/>\n<span class=\"token function\">ps<\/span> auxf<br \/>\n<span class=\"token function\">ps<\/span> <span class=\"token parameter variable\">-ef<\/span><\/p>\n<p><span class=\"token comment\"># \u67e5\u770b\u5360\u7528CPU\/\u5185\u5b58\u9ad8\u7684\u8fdb\u7a0b<\/span><br \/>\n<span class=\"token function\">top<\/span><br \/>\n<span class=\"token function\">htop<\/span><\/p>\n<p><span class=\"token comment\"># \u67e5\u770b\u8fdb\u7a0b\u7684\u53ef\u6267\u884c\u6587\u4ef6\u8def\u5f84<\/span><br \/>\n<span class=\"token function\">ls<\/span> <span class=\"token parameter variable\">-l<\/span> \/proc\/\u8fdb\u7a0bID\/exe<\/p>\n<p><span class=\"token comment\"># \u67e5\u770b\u8fdb\u7a0b\u6253\u5f00\u7684\u6587\u4ef6<\/span><br \/>\n<span class=\"token function\">lsof<\/span> <span class=\"token parameter variable\">-p<\/span> \u8fdb\u7a0bID<\/p>\n<p><span class=\"token comment\"># \u67e5\u770b\u8fdb\u7a0b\u7684\u7f51\u7edc\u8fde\u63a5<\/span><br \/>\n<span class=\"token function\">lsof<\/span> <span class=\"token parameter variable\">-i<\/span> <span class=\"token parameter variable\">-p<\/span> \u8fdb\u7a0bID<br \/>\n<span class=\"token function\">netstat<\/span> <span class=\"token parameter variable\">-antp<\/span> <span class=\"token operator\">|<\/span> <span class=\"token function\">grep<\/span> \u8fdb\u7a0bID<\/p>\n<p>\u7f51\u7edc\u8fde\u63a5\u6392\u67e5&#xff1a;<\/p>\n<p><span class=\"token comment\"># \u67e5\u770b\u6240\u6709\u7f51\u7edc\u8fde\u63a5<\/span><br \/>\n<span class=\"token function\">netstat<\/span> <span class=\"token parameter variable\">-antp<\/span><br \/>\nss <span class=\"token parameter variable\">-antp<\/span><\/p>\n<p><span class=\"token comment\"># \u67e5\u770bESTABLISHED\u72b6\u6001\u7684\u8fde\u63a5&#xff08;\u6b63\u5728\u901a\u4fe1\u7684&#xff09;<\/span><br \/>\n<span class=\"token function\">netstat<\/span> <span class=\"token parameter variable\">-antp<\/span> <span class=\"token operator\">|<\/span> <span class=\"token function\">grep<\/span> ESTABLISHED<\/p>\n<p><span class=\"token comment\"># \u67e5\u770b\u76d1\u542c\u7684\u7aef\u53e3<\/span><br \/>\n<span class=\"token function\">netstat<\/span> <span class=\"token parameter variable\">-tlnp<\/span><br \/>\nss <span class=\"token parameter variable\">-tlnp<\/span><\/p>\n<p><span class=\"token comment\"># \u67e5\u770b\u54ea\u4e2a\u8fdb\u7a0b\u5728\u76d1\u542c\u67d0\u4e2a\u7aef\u53e3<\/span><br \/>\n<span class=\"token function\">lsof<\/span> <span class=\"token parameter variable\">-i<\/span> :\u7aef\u53e3\u53f7<\/p>\n<p>\u542f\u52a8\u9879\u548c\u6301\u4e45\u5316\u6392\u67e5&#xff1a;<\/p>\n<p><span class=\"token comment\"># \u67e5\u770b\u7cfb\u7edf\u670d\u52a1<\/span><br \/>\nsystemctl list-units <span class=\"token parameter variable\">&#8211;type<\/span><span class=\"token operator\">&#061;<\/span>service<br \/>\n<span class=\"token function\">chkconfig<\/span> <span class=\"token parameter variable\">&#8211;list<\/span><\/p>\n<p><span class=\"token comment\"># \u67e5\u770b\u5b9a\u65f6\u4efb\u52a1<\/span><br \/>\n<span class=\"token function\">crontab<\/span> <span class=\"token parameter variable\">-l<\/span><br \/>\n<span class=\"token function\">cat<\/span> \/etc\/crontab<br \/>\n<span class=\"token function\">ls<\/span> <span class=\"token parameter variable\">-l<\/span> \/etc\/cron.d\/<br \/>\n<span class=\"token function\">ls<\/span> <span class=\"token parameter variable\">-l<\/span> \/etc\/cron.daily\/<br \/>\n<span class=\"token function\">ls<\/span> <span class=\"token parameter variable\">-l<\/span> \/etc\/cron.hourly\/<\/p>\n<p><span class=\"token comment\"># \u67e5\u770b\u542f\u52a8\u811a\u672c<\/span><br \/>\n<span class=\"token function\">cat<\/span> \/etc\/rc.local<br \/>\n<span class=\"token function\">cat<\/span> \/etc\/rc.d\/rc.local<br \/>\n<span class=\"token function\">ls<\/span> <span class=\"token parameter variable\">-l<\/span> \/etc\/init.d\/<\/p>\n<p><span class=\"token comment\"># \u67e5\u770b\u7528\u6237\u767b\u5f55\u811a\u672c<\/span><br \/>\n<span class=\"token function\">cat<\/span> ~\/.bashrc<br \/>\n<span class=\"token function\">cat<\/span> ~\/.bash_profile<br \/>\n<span class=\"token function\">cat<\/span> \/etc\/profile<br \/>\n<span class=\"token function\">cat<\/span> \/etc\/profile.d\/<\/p>\n<p><span class=\"token comment\"># \u67e5\u770bSSH\u516c\u94a5&#xff08;\u9ed1\u5ba2\u53ef\u80fd\u690d\u5165\u4e86SSH\u516c\u94a5&#xff09;<\/span><br \/>\n<span class=\"token function\">cat<\/span> ~\/.ssh\/authorized_keys<br \/>\n<span class=\"token function\">ls<\/span> <span class=\"token parameter variable\">-l<\/span> \/home\/*\/.ssh\/<\/p>\n<p><span class=\"token comment\"># \u67e5\u770bsudoers\u914d\u7f6e<\/span><br \/>\n<span class=\"token function\">cat<\/span> \/etc\/sudoers<br \/>\n<span class=\"token function\">ls<\/span> <span class=\"token parameter variable\">-l<\/span> \/etc\/sudoers.d\/<\/p>\n<p>\u7528\u6237\u6392\u67e5&#xff1a;<\/p>\n<p><span class=\"token comment\"># \u67e5\u770b\u6240\u6709\u7528\u6237<\/span><br \/>\n<span class=\"token function\">cat<\/span> \/etc\/passwd<\/p>\n<p><span class=\"token comment\"># \u67e5\u770b\u53ef\u4ee5\u767b\u5f55\u7684\u7528\u6237&#xff08;shell\u4e0d\u662f\/sbin\/nologin\u7684&#xff09;<\/span><br \/>\n<span class=\"token function\">grep<\/span> <span class=\"token parameter variable\">-v<\/span> <span class=\"token string\">&#034;\/sbin\/nologin&#034;<\/span> \/etc\/passwd<\/p>\n<p><span class=\"token comment\"># \u67e5\u770b\u6700\u8fd1\u767b\u5f55\u7684\u7528\u6237<\/span><br \/>\nlast<br \/>\nlast <span class=\"token parameter variable\">-f<\/span> \/var\/log\/wtmp<\/p>\n<p><span class=\"token comment\"># \u67e5\u770b\u767b\u5f55\u5931\u8d25\u7684\u8bb0\u5f55<\/span><br \/>\nlastb<br \/>\n<span class=\"token function\">cat<\/span> \/var\/log\/btmp<\/p>\n<p><span class=\"token comment\"># \u67e5\u770b\u5f53\u524d\u5728\u7ebf\u7528\u6237<\/span><br \/>\n<span class=\"token function\">who<\/span><br \/>\nw<br \/>\n<span class=\"token function\">users<\/span><\/p>\n<p>\u6587\u4ef6\u6392\u67e5&#xff1a;<\/p>\n<p><span class=\"token comment\"># \u67e5\u770b\u6700\u8fd17\u5929\u4fee\u6539\u8fc7\u7684\u6587\u4ef6<\/span><br \/>\n<span class=\"token function\">find<\/span> \/ <span class=\"token parameter variable\">-mtime<\/span> <span class=\"token parameter variable\">-7<\/span> <span class=\"token parameter variable\">-type<\/span> f <span class=\"token operator\"><span class=\"token file-descriptor important\">2<\/span>&gt;<\/span>\/dev\/null<\/p>\n<p><span class=\"token comment\"># \u67e5\u770b\u6700\u8fd11\u5929\u521b\u5efa\u7684\u6587\u4ef6<\/span><br \/>\n<span class=\"token function\">find<\/span> \/ <span class=\"token parameter variable\">-ctime<\/span> <span class=\"token parameter variable\">-1<\/span> <span class=\"token parameter variable\">-type<\/span> f <span class=\"token operator\"><span class=\"token file-descriptor important\">2<\/span>&gt;<\/span>\/dev\/null<\/p>\n<p><span class=\"token comment\"># \u67e5\u770bSUID\u6587\u4ef6&#xff08;\u53ef\u80fd\u88ab\u7528\u6765\u63d0\u6743&#xff09;<\/span><br \/>\n<span class=\"token function\">find<\/span> \/ <span class=\"token parameter variable\">-perm<\/span> <span class=\"token parameter variable\">-4000<\/span> <span class=\"token parameter variable\">-type<\/span> f <span class=\"token operator\"><span class=\"token file-descriptor important\">2<\/span>&gt;<\/span>\/dev\/null<\/p>\n<p><span class=\"token comment\"># \u67e5\u770b\u53ef\u6267\u884c\u6587\u4ef6&#xff08;\/tmp\u548c\/var\/tmp\u76ee\u5f55\u4e0b\u7684\u53ef\u6267\u884c\u6587\u4ef6\u5f88\u53ef\u7591&#xff09;<\/span><br \/>\n<span class=\"token function\">find<\/span> \/tmp <span class=\"token parameter variable\">-type<\/span> f <span class=\"token parameter variable\">-executable<\/span><br \/>\n<span class=\"token function\">find<\/span> \/var\/tmp <span class=\"token parameter variable\">-type<\/span> f <span class=\"token parameter variable\">-executable<\/span><\/p>\n<p><span class=\"token comment\"># \u67e5\u770b\u9690\u85cf\u6587\u4ef6&#xff08;\u4ee5.\u5f00\u5934\u7684\u6587\u4ef6&#xff09;<\/span><br \/>\n<span class=\"token function\">find<\/span> \/ <span class=\"token parameter variable\">-name<\/span> <span class=\"token string\">&#034;.*&#034;<\/span> <span class=\"token parameter variable\">-type<\/span> f <span class=\"token operator\"><span class=\"token file-descriptor important\">2<\/span>&gt;<\/span>\/dev\/null<\/p>\n<p>Rootkit\u68c0\u6d4b&#xff1a;<\/p>\n<p><span class=\"token comment\"># \u7528rkhunter\u68c0\u6d4b<\/span><br \/>\nrkhunter <span class=\"token parameter variable\">&#8211;check<\/span><\/p>\n<p><span class=\"token comment\"># \u7528chkrootkit\u68c0\u6d4b<\/span><br \/>\nchkrootkit<\/p>\n<p><span class=\"token comment\"># \u68c0\u67e5\u7cfb\u7edf\u547d\u4ee4\u662f\u5426\u88ab\u66ff\u6362&#xff08;\u5bf9\u6bd4MD5&#xff09;<\/span><br \/>\nmd5sum \/bin\/ls \/bin\/ps \/usr\/bin\/netstat<br \/>\n<span class=\"token comment\"># \u548c\u6b63\u5e38\u7cfb\u7edf\u7684MD5\u5bf9\u6bd4&#xff0c;\u5982\u679c\u4e0d\u4e00\u6837\u8bf4\u660e\u53ef\u80fd\u88ab\u66ff\u6362\u4e86<\/span><\/p>\n<p>4.3 \u6e05\u9664\u6076\u610f\u6587\u4ef6\u548c\u540e\u95e8<\/p>\n<p>\u6392\u67e5\u5b8c\u4e4b\u540e&#xff0c;\u628a\u6240\u6709\u53d1\u73b0\u7684\u6076\u610f\u6587\u4ef6\u548c\u540e\u95e8\u90fd\u6e05\u9664\u6389&#xff1a;<\/p>\n<ul>\n<li>\u5220\u9664WebShell\u3001\u6728\u9a6c\u6587\u4ef6<\/li>\n<li>\u7ed3\u675f\u6076\u610f\u8fdb\u7a0b<\/li>\n<li>\u5220\u9664\u6076\u610f\u670d\u52a1\u548c\u542f\u52a8\u9879<\/li>\n<li>\u5220\u9664\u6076\u610f\u5b9a\u65f6\u4efb\u52a1<\/li>\n<li>\u5220\u9664\u53ef\u7591\u7528\u6237\u548cSSH\u516c\u94a5<\/li>\n<li>\u6062\u590d\u88ab\u7be1\u6539\u7684\u7cfb\u7edf\u6587\u4ef6\u548c\u7f51\u7ad9\u4ee3\u7801<\/li>\n<\/ul>\n<p>\u6ce8\u610f&#xff1a;\u6e05\u9664\u7684\u65f6\u5019\u8981\u5c0f\u5fc3&#xff0c;\u4e0d\u8981\u8bef\u5220\u6b63\u5e38\u6587\u4ef6\u3002\u5bf9\u4e8e\u4e0d\u786e\u5b9a\u7684\u6587\u4ef6&#xff0c;\u53ef\u4ee5\u5148\u9694\u79bb&#xff08;\u79fb\u52a8\u5230\u5907\u4efd\u76ee\u5f55&#xff09;&#xff0c;\u89c2\u5bdf\u4e00\u6bb5\u65f6\u95f4\u6ca1\u95ee\u9898\u518d\u5220\u9664\u3002<\/p>\n<p>4.4 \u4fee\u590d\u6f0f\u6d1e<\/p>\n<p>\u627e\u5230\u5165\u4fb5\u8def\u5f84\u540e&#xff0c;\u8981\u53ca\u65f6\u4fee\u590d\u6f0f\u6d1e&#xff1a;<\/p>\n<ul>\n<li>\u6253\u7cfb\u7edf\u8865\u4e01&#xff0c;\u66f4\u65b0\u6709\u6f0f\u6d1e\u7684\u8f6f\u4ef6<\/li>\n<li>\u4fee\u590dWeb\u5e94\u7528\u7684\u6f0f\u6d1e&#xff08;SQL\u6ce8\u5165\u3001\u6587\u4ef6\u4e0a\u4f20\u3001XSS\u7b49&#xff09;<\/li>\n<li>\u4fee\u6539\u5f31\u5bc6\u7801&#xff0c;\u6240\u6709\u76f8\u5173\u8d26\u53f7\u7684\u5bc6\u7801\u90fd\u8981\u6539<\/li>\n<li>\u5173\u95ed\u4e0d\u5fc5\u8981\u7684\u670d\u52a1\u548c\u7aef\u53e3<\/li>\n<li>\u52a0\u56fa\u7cfb\u7edf\u914d\u7f6e&#xff08;SSH\u914d\u7f6e\u3001\u9632\u706b\u5899\u89c4\u5219\u3001\u6587\u4ef6\u6743\u9650\u7b49&#xff09;<\/li>\n<\/ul>\n<p>\u6839\u9664\u9636\u6bb5\u7684\u6838\u5fc3\u662f&#xff1a;\u627e\u5230\u5165\u4fb5\u8def\u5f84&#xff0c;\u6e05\u9664\u6240\u6709\u540e\u95e8&#xff0c;\u4fee\u590d\u6f0f\u6d1e\u3002 \u8fd9\u4e09\u4e2a\u4e8b\u60c5\u90fd\u505a\u5230\u4e86&#xff0c;\u624d\u80fd\u786e\u4fdd\u9ed1\u5ba2\u65e0\u6cd5\u518d\u6b21\u8fdb\u5165\u3002\u4efb\u4f55\u4e00\u4e2a\u6ca1\u505a\u5230&#xff0c;\u90fd\u53ef\u80fd\u5bfc\u81f4\u518d\u6b21\u88ab\u5165\u4fb5\u3002<\/p>\n<hr \/>\n<h4>\u9636\u6bb5\u4e94&#xff1a;\u6062\u590d&#xff08;Recovery&#xff09;<\/h4>\n<p>\u6062\u590d\u9636\u6bb5\u7684\u76ee\u6807\u662f&#xff1a;\u8ba9\u4e1a\u52a1\u6062\u590d\u6b63\u5e38\u8fd0\u884c&#xff0c;\u540c\u65f6\u786e\u4fdd\u7cfb\u7edf\u662f\u5b89\u5168\u7684\u3002<\/p>\n<p>5.1 \u6062\u590d\u7684\u4f18\u5148\u7ea7<\/p>\n<p>\u6062\u590d\u7684\u65f6\u5019&#xff0c;\u6309\u4e1a\u52a1\u4f18\u5148\u7ea7\u6765&#xff1a;<\/p>\n<li>\u5148\u6062\u590d\u6838\u5fc3\u4e1a\u52a1&#xff08;\u6700\u5f71\u54cd\u7528\u6237\u548c\u6536\u5165\u7684&#xff09;<\/li>\n<li>\u518d\u6062\u590d\u6b21\u8981\u4e1a\u52a1<\/li>\n<li>\u6700\u540e\u6062\u590d\u975e\u5173\u952e\u4e1a\u52a1<\/li>\n<p>5.2 \u6062\u590d\u65b9\u5f0f<\/p>\n<p>\u6839\u636e\u7cfb\u7edf\u88ab\u7834\u574f\u7684\u7a0b\u5ea6&#xff0c;\u9009\u62e9\u5408\u9002\u7684\u6062\u590d\u65b9\u5f0f&#xff1a;<\/p>\n<p>\u65b9\u5f0f\u4e00&#xff1a;\u5728\u7ebf\u4fee\u590d\u540e\u6062\u590d<\/p>\n<p>\u5982\u679c\u7cfb\u7edf\u88ab\u7834\u574f\u5f97\u4e0d\u4e25\u91cd&#xff0c;\u53ea\u662f\u88ab\u690d\u5165\u4e86WebShell\u6216\u5c11\u91cf\u6728\u9a6c&#xff0c;\u6839\u9664\u4e4b\u540e\u53ef\u4ee5\u76f4\u63a5\u6062\u590d\u4e1a\u52a1&#xff1a;<\/p>\n<ul>\n<li>\u786e\u8ba4\u6240\u6709\u540e\u95e8\u90fd\u6e05\u9664\u4e86<\/li>\n<li>\u786e\u8ba4\u6f0f\u6d1e\u90fd\u4fee\u590d\u4e86<\/li>\n<li>\u91cd\u542f\u76f8\u5173\u670d\u52a1&#xff08;Web\u670d\u52a1\u3001\u6570\u636e\u5e93\u670d\u52a1\u7b49&#xff09;<\/li>\n<li>\u6d4b\u8bd5\u4e1a\u52a1\u662f\u5426\u6b63\u5e38<\/li>\n<li>\u9010\u6b65\u653e\u5f00\u7f51\u7edc\u8bbf\u95ee&#xff0c;\u5148\u5185\u90e8\u6d4b\u8bd5&#xff0c;\u518d\u5bf9\u5916\u63d0\u4f9b\u670d\u52a1<\/li>\n<\/ul>\n<p>\u65b9\u5f0f\u4e8c&#xff1a;\u4ece\u5907\u4efd\u6062\u590d<\/p>\n<p>\u5982\u679c\u7cfb\u7edf\u88ab\u4e25\u91cd\u7834\u574f&#xff08;\u6bd4\u5982\u52d2\u7d22\u8f6f\u4ef6\u52a0\u5bc6\u4e86\u5927\u91cf\u6587\u4ef6\u3001\u7cfb\u7edf\u6587\u4ef6\u88ab\u7be1\u6539\u4e25\u91cd&#xff09;&#xff0c;\u6700\u597d\u4ece\u5907\u4efd\u6062\u590d&#xff1a;<\/p>\n<ul>\n<li>\u786e\u8ba4\u5907\u4efd\u662f\u5e72\u51c0\u7684&#xff08;\u5907\u4efd\u662f\u5728\u5165\u4fb5\u4e4b\u524d\u505a\u7684&#xff0c;\u6ca1\u6709\u88ab\u611f\u67d3&#xff09;<\/li>\n<li>\u91cd\u88c5\u64cd\u4f5c\u7cfb\u7edf&#xff08;\u6700\u5f7b\u5e95&#xff0c;\u786e\u4fdd\u6ca1\u6709\u540e\u95e8&#xff09;<\/li>\n<li>\u4ece\u5907\u4efd\u6062\u590d\u6570\u636e\u548c\u5e94\u7528<\/li>\n<li>\u6253\u6240\u6709\u5b89\u5168\u8865\u4e01&#xff0c;\u4fee\u590d\u6f0f\u6d1e<\/li>\n<li>\u914d\u7f6e\u5b89\u5168\u52a0\u56fa<\/li>\n<li>\u6d4b\u8bd5\u4e1a\u52a1\u662f\u5426\u6b63\u5e38<\/li>\n<li>\u4e0a\u7ebf<\/li>\n<\/ul>\n<p>\u6ce8\u610f&#xff1a;\u4ece\u5907\u4efd\u6062\u590d\u7684\u65f6\u5019&#xff0c;\u4e00\u5b9a\u8981\u786e\u4fdd\u5907\u4efd\u662f\u5e72\u51c0\u7684\u3002\u5982\u679c\u5907\u4efd\u662f\u5728\u5165\u4fb5\u4e4b\u540e\u505a\u7684&#xff0c;\u5907\u4efd\u91cc\u53ef\u80fd\u5df2\u7ecf\u5305\u542b\u4e86\u6728\u9a6c\u548c\u540e\u95e8&#xff0c;\u6062\u590d\u4e86\u7b49\u4e8e\u6ca1\u6062\u590d\u3002<\/p>\n<p>\u65b9\u5f0f\u4e09&#xff1a;\u91cd\u5efa\u7cfb\u7edf<\/p>\n<p>\u5982\u679c\u4e0d\u786e\u5b9a\u7cfb\u7edf\u662f\u5426\u5e72\u51c0&#xff0c;\u6700\u5b89\u5168\u7684\u65b9\u5f0f\u662f\u5f7b\u5e95\u91cd\u5efa&#xff1a;<\/p>\n<ul>\n<li>\u5168\u65b0\u5b89\u88c5\u64cd\u4f5c\u7cfb\u7edf<\/li>\n<li>\u91cd\u65b0\u90e8\u7f72\u5e94\u7528&#xff08;\u4ece\u4ee3\u7801\u4ed3\u5e93\u91cd\u65b0\u90e8\u7f72&#xff0c;\u4e0d\u8981\u4ece\u88ab\u5165\u4fb5\u7684\u670d\u52a1\u5668\u4e0a\u590d\u5236&#xff09;<\/li>\n<li>\u4ece\u5e72\u51c0\u7684\u5907\u4efd\u6062\u590d\u6570\u636e<\/li>\n<li>\u5168\u9762\u5b89\u5168\u52a0\u56fa<\/li>\n<li>\u6d4b\u8bd5\u540e\u4e0a\u7ebf<\/li>\n<\/ul>\n<p>5.3 \u6062\u590d\u540e\u7684\u9a8c\u8bc1<\/p>\n<p>\u4e1a\u52a1\u6062\u590d\u540e&#xff0c;\u4e0d\u8981\u4ee5\u4e3a\u5c31\u5b8c\u4e8b\u4e86&#xff0c;\u8fd8\u8981\u505a\u9a8c\u8bc1&#xff1a;<\/p>\n<ul>\n<li>\u4e1a\u52a1\u529f\u80fd\u662f\u5426\u6b63\u5e38&#xff1f;<\/li>\n<li>\u6570\u636e\u662f\u5426\u5b8c\u6574&#xff1f;\u6709\u6ca1\u6709\u4e22\u5931\u6216\u635f\u574f&#xff1f;<\/li>\n<li>\u7cfb\u7edf\u6027\u80fd\u662f\u5426\u6b63\u5e38&#xff1f;<\/li>\n<li>\u5b89\u5168\u8bbe\u5907\u662f\u5426\u6b63\u5e38\u5de5\u4f5c&#xff1f;<\/li>\n<li>\u76d1\u63a7\u548c\u544a\u8b66\u662f\u5426\u6b63\u5e38&#xff1f;<\/li>\n<li>\u6709\u6ca1\u6709\u5f02\u5e38\u7684\u8fdb\u7a0b\u3001\u8fde\u63a5\u3001\u6587\u4ef6&#xff1f;<\/li>\n<\/ul>\n<p>5.4 \u52a0\u5f3a\u76d1\u63a7<\/p>\n<p>\u6062\u590d\u540e\u7684\u4e00\u6bb5\u65f6\u95f4\u5185&#xff0c;\u8981\u52a0\u5f3a\u76d1\u63a7&#xff1a;<\/p>\n<ul>\n<li>\u5bc6\u5207\u5173\u6ce8\u7cfb\u7edf\u65e5\u5fd7\u3001\u5b89\u5168\u65e5\u5fd7\u3001\u5e94\u7528\u65e5\u5fd7<\/li>\n<li>\u5173\u6ce8\u5f02\u5e38\u7684\u767b\u5f55\u3001\u5f02\u5e38\u7684\u8fdb\u7a0b\u3001\u5f02\u5e38\u7684\u7f51\u7edc\u8fde\u63a5<\/li>\n<li>\u53ef\u4ee5\u90e8\u7f72\u989d\u5916\u7684\u76d1\u63a7\u548c\u544a\u8b66\u89c4\u5219<\/li>\n<li>\u5b9a\u671f\u505a\u5b89\u5168\u68c0\u67e5&#xff0c;\u786e\u4fdd\u6ca1\u6709\u518d\u6b21\u88ab\u5165\u4fb5<\/li>\n<\/ul>\n<p>\u6062\u590d\u9636\u6bb5\u7684\u6838\u5fc3\u662f&#xff1a;\u5b89\u5168\u5730\u6062\u590d\u4e1a\u52a1&#xff0c;\u540c\u65f6\u786e\u4fdd\u7cfb\u7edf\u662f\u5e72\u51c0\u7684\u3002 \u4e0d\u8981\u4e3a\u4e86\u5feb\u901f\u6062\u590d\u4e1a\u52a1&#xff0c;\u628a\u5e26\u6728\u9a6c\u7684\u7cfb\u7edf\u76f4\u63a5\u4e0a\u7ebf&#xff0c;\u90a3\u6837\u7b49\u4e8e\u6ca1\u6062\u590d\u3002<\/p>\n<hr \/>\n<h4>\u9636\u6bb5\u516d&#xff1a;\u590d\u76d8&#xff08;Lessons Learned&#xff09;<\/h4>\n<p>\u590d\u76d8\u9636\u6bb5\u662f\u5e94\u6025\u54cd\u5e94\u7684\u6700\u540e\u4e00\u6b65&#xff0c;\u4e5f\u662f\u6700\u5bb9\u6613\u88ab\u5ffd\u7565\u7684\u4e00\u6b65\u3002\u5f88\u591a\u4eba\u4e1a\u52a1\u6062\u590d\u4e86\u5c31\u4ee5\u4e3a\u5b8c\u4e8b\u4e86&#xff0c;\u7ed3\u679c\u8fc7\u4e86\u4e00\u6bb5\u65f6\u95f4&#xff0c;\u540c\u6837\u7684\u4e8b\u60c5\u53c8\u53d1\u751f\u4e86\u3002<\/p>\n<p>\u590d\u76d8\u7684\u76ee\u6807\u662f&#xff1a; \u603b\u7ed3\u8fd9\u6b21\u4e8b\u4ef6\u7684\u7ecf\u9a8c\u6559\u8bad&#xff0c;\u6539\u8fdb\u5b89\u5168\u63aa\u65bd&#xff0c;\u9632\u6b62\u7c7b\u4f3c\u4e8b\u4ef6\u518d\u6b21\u53d1\u751f\u3002<\/p>\n<p>6.1 \u4e8b\u4ef6\u8c03\u67e5<\/p>\n<p>\u6df1\u5165\u8c03\u67e5\u8fd9\u6b21\u4e8b\u4ef6\u7684\u5b8c\u6574\u8fc7\u7a0b&#xff1a;<\/p>\n<ul>\n<li>\u5165\u4fb5\u65f6\u95f4&#xff1a;\u9ed1\u5ba2\u662f\u4ec0\u4e48\u65f6\u5019\u8fdb\u6765\u7684&#xff1f;<\/li>\n<li>\u5165\u4fb5\u8def\u5f84&#xff1a;\u9ed1\u5ba2\u662f\u901a\u8fc7\u4ec0\u4e48\u6f0f\u6d1e\u3001\u4ec0\u4e48\u65b9\u5f0f\u8fdb\u6765\u7684&#xff1f;<\/li>\n<li>\u653b\u51fb\u624b\u6cd5&#xff1a;\u9ed1\u5ba2\u505a\u4e86\u54ea\u4e9b\u64cd\u4f5c&#xff1f;\u7528\u4e86\u4ec0\u4e48\u5de5\u5177&#xff1f;<\/li>\n<li>\u5f71\u54cd\u8303\u56f4&#xff1a;\u54ea\u4e9b\u7cfb\u7edf\u3001\u54ea\u4e9b\u6570\u636e\u53d7\u5230\u4e86\u5f71\u54cd&#xff1f;<\/li>\n<li>\u6301\u7eed\u65f6\u95f4&#xff1a;\u9ed1\u5ba2\u5728\u7cfb\u7edf\u91cc\u5f85\u4e86\u591a\u4e45&#xff1f;<\/li>\n<li>\u6570\u636e\u6cc4\u9732&#xff1a;\u6709\u6ca1\u6709\u6570\u636e\u88ab\u7a83\u53d6&#xff1f;\u7a83\u53d6\u4e86\u591a\u5c11&#xff1f;<\/li>\n<li>\u540e\u95e8\u60c5\u51b5&#xff1a;\u9ed1\u5ba2\u7559\u4e86\u54ea\u4e9b\u540e\u95e8&#xff1f;<\/li>\n<\/ul>\n<p>6.2 \u54cd\u5e94\u8fc7\u7a0b\u8bc4\u4f30<\/p>\n<p>\u8bc4\u4f30\u8fd9\u6b21\u5e94\u6025\u54cd\u5e94\u7684\u8fc7\u7a0b&#xff1a;<\/p>\n<ul>\n<li>\u53d1\u73b0\u662f\u5426\u53ca\u65f6&#xff1f;\u4e3a\u4ec0\u4e48\u6ca1\u6709\u66f4\u65e9\u53d1\u73b0&#xff1f;<\/li>\n<li>\u54cd\u5e94\u662f\u5426\u8fc5\u901f&#xff1f;\u6709\u6ca1\u6709\u5ef6\u8bef&#xff1f;<\/li>\n<li>\u904f\u5236\u662f\u5426\u6709\u6548&#xff1f;\u6709\u6ca1\u6709\u6269\u6563&#xff1f;<\/li>\n<li>\u6839\u9664\u662f\u5426\u5f7b\u5e95&#xff1f;\u6709\u6ca1\u6709\u9057\u6f0f\u7684\u540e\u95e8&#xff1f;<\/li>\n<li>\u6062\u590d\u662f\u5426\u987a\u5229&#xff1f;\u6709\u6ca1\u6709\u9047\u5230\u95ee\u9898&#xff1f;<\/li>\n<li>\u6c9f\u901a\u662f\u5426\u987a\u7545&#xff1f;\u5185\u90e8\u548c\u5916\u90e8\u7684\u6c9f\u901a\u6709\u6ca1\u6709\u95ee\u9898&#xff1f;<\/li>\n<li>\u54ea\u4e9b\u5730\u65b9\u505a\u5f97\u597d&#xff1f;\u54ea\u4e9b\u5730\u65b9\u505a\u5f97\u4e0d\u597d&#xff1f;<\/li>\n<\/ul>\n<p>6.3 \u6539\u8fdb\u63aa\u65bd<\/p>\n<p>\u6839\u636e\u8c03\u67e5\u548c\u8bc4\u4f30\u7684\u7ed3\u679c&#xff0c;\u5236\u5b9a\u6539\u8fdb\u63aa\u65bd&#xff1a;<\/p>\n<p>\u6280\u672f\u6539\u8fdb&#xff1a;<\/p>\n<ul>\n<li>\u4fee\u590d\u53d1\u73b0\u7684\u6240\u6709\u6f0f\u6d1e<\/li>\n<li>\u52a0\u5f3a\u7cfb\u7edf\u5b89\u5168\u52a0\u56fa<\/li>\n<li>\u90e8\u7f72\/\u6539\u8fdbWAF\u3001IDS\/IPS\u3001EDR\u7b49\u5b89\u5168\u8bbe\u5907<\/li>\n<li>\u52a0\u5f3a\u65e5\u5fd7\u548c\u76d1\u63a7&#xff0c;\u4f18\u5316\u544a\u8b66\u89c4\u5219<\/li>\n<li>\u6539\u8fdb\u5907\u4efd\u7b56\u7565&#xff0c;\u786e\u4fdd\u5907\u4efd\u53ef\u7528<\/li>\n<li>\u90e8\u7f72\u6587\u4ef6\u5b8c\u6574\u6027\u76d1\u63a7\u3001\u5f02\u5e38\u884c\u4e3a\u68c0\u6d4b<\/li>\n<\/ul>\n<p>\u6d41\u7a0b\u6539\u8fdb&#xff1a;<\/p>\n<ul>\n<li>\u66f4\u65b0\u5e94\u6025\u9884\u6848<\/li>\n<li>\u660e\u786e\u5e94\u6025\u54cd\u5e94\u56e2\u961f\u7684\u804c\u8d23\u548c\u5206\u5de5<\/li>\n<li>\u4f18\u5316\u4e0a\u62a5\u548c\u6c9f\u901a\u6d41\u7a0b<\/li>\n<li>\u5b9a\u671f\u505a\u5e94\u6025\u6f14\u7ec3<\/li>\n<li>\u5efa\u7acb\u5b89\u5168\u4e8b\u4ef6\u77e5\u8bc6\u5e93<\/li>\n<\/ul>\n<p>\u4eba\u5458\u6539\u8fdb&#xff1a;<\/p>\n<ul>\n<li>\u52a0\u5f3a\u5b89\u5168\u57f9\u8bad&#xff0c;\u63d0\u9ad8\u5168\u5458\u5b89\u5168\u610f\u8bc6<\/li>\n<li>\u5bf9\u5e94\u6025\u54cd\u5e94\u56e2\u961f\u505a\u6280\u672f\u57f9\u8bad<\/li>\n<li>\u5fc5\u8981\u65f6\u62db\u8058\u5b89\u5168\u4e13\u4e1a\u4eba\u5458<\/li>\n<\/ul>\n<p>6.4 \u8f93\u51fa\u590d\u76d8\u62a5\u544a<\/p>\n<p>\u6700\u540e&#xff0c;\u8f93\u51fa\u4e00\u4efd\u6b63\u5f0f\u7684\u5e94\u6025\u54cd\u5e94\u590d\u76d8\u62a5\u544a&#xff0c;\u5185\u5bb9\u5305\u62ec&#xff1a;<\/p>\n<ul>\n<li>\u4e8b\u4ef6\u6982\u8ff0&#xff08;\u65f6\u95f4\u3001\u7c7b\u578b\u3001\u5f71\u54cd&#xff09;<\/li>\n<li>\u4e8b\u4ef6\u65f6\u95f4\u7ebf&#xff08;\u4ece\u53d1\u73b0\u5230\u6062\u590d\u7684\u5b8c\u6574\u65f6\u95f4\u7ebf&#xff09;<\/li>\n<li>\u5165\u4fb5\u8def\u5f84\u548c\u653b\u51fb\u624b\u6cd5\u5206\u6790<\/li>\n<li>\u5e94\u6025\u54cd\u5e94\u8fc7\u7a0b\u8bb0\u5f55<\/li>\n<li>\u635f\u5931\u8bc4\u4f30<\/li>\n<li>\u7ecf\u9a8c\u6559\u8bad<\/li>\n<li>\u6539\u8fdb\u63aa\u65bd\u548c\u8ba1\u5212<\/li>\n<\/ul>\n<p>\u62a5\u544a\u8981\u63d0\u4ea4\u7ed9\u7ba1\u7406\u5c42&#xff0c;\u5e76\u5b58\u6863&#xff0c;\u4f5c\u4e3a\u540e\u7eed\u5b89\u5168\u6539\u8fdb\u7684\u4f9d\u636e\u3002<\/p>\n<p>\u590d\u76d8\u9636\u6bb5\u7684\u6838\u5fc3\u662f&#xff1a;\u4ece\u8fd9\u6b21\u4e8b\u4ef6\u4e2d\u5b66\u4e60&#xff0c;\u9632\u6b62\u4e0b\u6b21\u518d\u72af\u540c\u6837\u7684\u9519\u8bef\u3002 \u5b89\u5168\u662f\u4e00\u4e2a\u6301\u7eed\u6539\u8fdb\u7684\u8fc7\u7a0b&#xff0c;\u6bcf\u4e00\u6b21\u5b89\u5168\u4e8b\u4ef6\u90fd\u662f\u4e00\u6b21\u5b66\u4e60\u7684\u673a\u4f1a\u3002<\/p>\n<hr \/>\n<h3>\u4e09\u3001\u5e38\u89c1\u5b89\u5168\u4e8b\u4ef6\u7684\u5e94\u6025\u54cd\u5e94\u8981\u70b9<\/h3>\n<p>\u4e0a\u9762\u8bb2\u4e86\u901a\u7528\u7684\u5e94\u6025\u54cd\u5e94\u6d41\u7a0b&#xff0c;\u4e0b\u9762\u9488\u5bf9\u51e0\u79cd\u6700\u5e38\u89c1\u7684\u5b89\u5168\u4e8b\u4ef6&#xff0c;\u8bb2\u4e00\u4e0b\u5177\u4f53\u7684\u5e94\u5bf9\u8981\u70b9\u3002<\/p>\n<h4>3.1 \u52d2\u7d22\u8f6f\u4ef6\u653b\u51fb<\/h4>\n<p>\u73b0\u8c61&#xff1a; \u6587\u4ef6\u88ab\u52a0\u5bc6&#xff0c;\u6587\u4ef6\u540d\u88ab\u4fee\u6539&#xff0c;\u7559\u4e0b\u52d2\u7d22\u4fe1\u8981\u6c42\u652f\u4ed8\u6bd4\u7279\u5e01\u89e3\u5bc6\u3002<\/p>\n<p>\u5e94\u5bf9\u8981\u70b9&#xff1a;<\/p>\n<li>\u7acb\u5373\u65ad\u7f51\u9694\u79bb&#xff1a;\u9632\u6b62\u52d2\u7d22\u8f6f\u4ef6\u7ee7\u7eed\u6269\u6563\u5230\u5185\u7f51\u5176\u4ed6\u673a\u5668<\/li>\n<li>\u4e0d\u8981\u652f\u4ed8\u8d4e\u91d1&#xff1a;\u652f\u4ed8\u4e86\u4e5f\u4e0d\u4e00\u5b9a\u80fd\u89e3\u5bc6&#xff0c;\u800c\u4e14\u4f1a\u52a9\u957f\u653b\u51fb\u8005<\/li>\n<li>\u4e0d\u8981\u5c1d\u8bd5\u89e3\u5bc6&#xff1a;\u4e0d\u8981\u7528\u4e0d\u9760\u8c31\u7684\u89e3\u5bc6\u5de5\u5177&#xff0c;\u53ef\u80fd\u4f1a\u635f\u574f\u6587\u4ef6<\/li>\n<li>\u4fdd\u7559\u8bc1\u636e&#xff1a;\u5bf9\u88ab\u52a0\u5bc6\u7684\u7cfb\u7edf\u505a\u955c\u50cf&#xff0c;\u4fdd\u7559\u52d2\u7d22\u4fe1\u548c\u6076\u610f\u7a0b\u5e8f\u6837\u672c<\/li>\n<li>\u4ece\u5907\u4efd\u6062\u590d&#xff1a;\u5982\u679c\u6709\u5e72\u51c0\u7684\u5907\u4efd&#xff0c;\u91cd\u88c5\u7cfb\u7edf\u540e\u4ece\u5907\u4efd\u6062\u590d\u6570\u636e<\/li>\n<li>\u627e\u89e3\u5bc6\u5de5\u5177&#xff1a;\u6709\u4e9b\u52d2\u7d22\u8f6f\u4ef6\u6709\u516c\u5f00\u7684\u89e3\u5bc6\u5de5\u5177&#xff0c;\u53ef\u4ee5\u53bbNo More Ransom\u9879\u76ee\u67e5\u627e<\/li>\n<li>\u6392\u67e5\u5165\u4fb5\u8def\u5f84&#xff1a;\u52d2\u7d22\u8f6f\u4ef6\u901a\u5e38\u662f\u901a\u8fc7RDP\u5f31\u53e3\u4ee4\u3001\u9493\u9c7c\u90ae\u4ef6\u3001\u6f0f\u6d1e\u5229\u7528\u7b49\u65b9\u5f0f\u8fdb\u6765\u7684&#xff0c;\u627e\u5230\u5e76\u4fee\u590d<\/li>\n<li>\u62a5\u8b66&#xff1a;\u52d2\u7d22\u8f6f\u4ef6\u653b\u51fb\u662f\u5211\u4e8b\u6848\u4ef6&#xff0c;\u5e94\u8be5\u62a5\u8b66<\/li>\n<h4>3.2 WebShell\u690d\u5165<\/h4>\n<p>\u73b0\u8c61&#xff1a; \u7f51\u7ad9\u88ab\u7be1\u6539\u3001\u88ab\u6302\u9ed1\u94fe\u3001\u88ab\u8df3\u8f6c&#xff0c;\u6216\u8005\u5728Web\u76ee\u5f55\u4e0b\u53d1\u73b0\u53ef\u7591\u7684PHP\u6587\u4ef6\u3002<\/p>\n<p>\u5e94\u5bf9\u8981\u70b9&#xff1a;<\/p>\n<li>\u5907\u4efd\u7f51\u7ad9\u548c\u65e5\u5fd7&#xff1a;\u5148\u5907\u4efdWeb\u76ee\u5f55\u548c\u8bbf\u95ee\u65e5\u5fd7&#xff0c;\u4fdd\u7559\u8bc1\u636e<\/li>\n<li>\u67e5\u627eWebShell&#xff1a;\u7528\u5de5\u5177&#xff08;\u6cb3\u9a6c\u3001ShellDetective\u7b49&#xff09;\u5168\u9762\u626b\u63cfWeb\u76ee\u5f55&#xff0c;\u627e\u5230\u6240\u6709WebShell<\/li>\n<li>\u5206\u6790WebShell&#xff1a;\u770bWebShell\u7684\u529f\u80fd\u3001\u8fde\u63a5\u5bc6\u7801\u3001\u8bbf\u95ee\u65e5\u5fd7&#xff0c;\u4e86\u89e3\u9ed1\u5ba2\u505a\u4e86\u4ec0\u4e48<\/li>\n<li>\u67e5\u627e\u5165\u4fb5\u8def\u5f84&#xff1a;\u770b\u8bbf\u95ee\u65e5\u5fd7&#xff0c;\u627e\u5230WebShell\u662f\u901a\u8fc7\u4ec0\u4e48\u6f0f\u6d1e\u4e0a\u4f20\u7684&#xff08;\u6587\u4ef6\u4e0a\u4f20\u6f0f\u6d1e\u3001SQL\u6ce8\u5165\u5199\u6587\u4ef6\u3001\u540e\u53f0\u62ff\u6743\u9650\u7b49&#xff09;<\/li>\n<li>\u6e05\u9664WebShell&#xff1a;\u5220\u9664\u6240\u6709WebShell&#xff0c;\u6062\u590d\u88ab\u7be1\u6539\u7684\u6587\u4ef6<\/li>\n<li>\u4fee\u590d\u6f0f\u6d1e&#xff1a;\u4fee\u590d\u5bfc\u81f4WebShell\u4e0a\u4f20\u7684\u6f0f\u6d1e<\/li>\n<li>\u6539\u5bc6\u7801&#xff1a;\u4fee\u6539\u540e\u53f0\u5bc6\u7801\u3001\u6570\u636e\u5e93\u5bc6\u7801\u3001FTP\u5bc6\u7801\u3001SSH\u5bc6\u7801\u7b49\u6240\u6709\u76f8\u5173\u5bc6\u7801<\/li>\n<li>\u68c0\u67e5\u7cfb\u7edf\u5c42\u9762&#xff1a;WebShell\u53ef\u80fd\u53ea\u662f\u7b2c\u4e00\u6b65&#xff0c;\u9ed1\u5ba2\u53ef\u80fd\u5df2\u7ecf\u63d0\u6743\u3001\u7559\u4e86\u7cfb\u7edf\u540e\u95e8&#xff0c;\u8981\u5168\u9762\u68c0\u67e5\u7cfb\u7edf<\/li>\n<li>\u90e8\u7f72WAF&#xff1a;\u4e0a\u7ebfWAF&#xff0c;\u62e6\u622a\u5e38\u89c1\u7684Web\u653b\u51fb<\/li>\n<h4>3.3 \u6570\u636e\u6cc4\u9732\/\u62d6\u5e93<\/h4>\n<p>\u73b0\u8c61&#xff1a; \u53d1\u73b0\u6570\u636e\u5e93\u6570\u636e\u88ab\u5bfc\u51fa\u3001\u7528\u6237\u6570\u636e\u5728\u7f51\u4e0a\u6d41\u4f20\u3001\u6536\u5230\u5a01\u80c1\u8981\u516c\u5f00\u6570\u636e\u3002<\/p>\n<p>\u5e94\u5bf9\u8981\u70b9&#xff1a;<\/p>\n<li>\u7acb\u5373\u904f\u5236&#xff1a;\u5c01\u7981\u9ed1\u5ba2IP&#xff0c;\u9694\u79bb\u6570\u636e\u5e93\u670d\u52a1\u5668&#xff0c;\u9632\u6b62\u6570\u636e\u7ee7\u7eed\u88ab\u7a83\u53d6<\/li>\n<li>\u8bc4\u4f30\u6cc4\u9732\u8303\u56f4&#xff1a;\u67e5\u6570\u636e\u5e93\u65e5\u5fd7&#xff0c;\u770b\u54ea\u4e9b\u6570\u636e\u88ab\u5bfc\u51fa\u3001\u5bfc\u51fa\u4e86\u591a\u5c11\u3001\u6d89\u53ca\u54ea\u4e9b\u7528\u6237<\/li>\n<li>\u67e5\u627e\u5165\u4fb5\u8def\u5f84&#xff1a;\u662fSQL\u6ce8\u5165&#xff1f;\u8fd8\u662f\u6570\u636e\u5e93\u5f31\u53e3\u4ee4&#xff1f;\u8fd8\u662f\u540e\u53f0\u88ab\u5165\u4fb5&#xff1f;\u8fd8\u662f\u5185\u90e8\u4eba\u5458\u6cc4\u9732&#xff1f;<\/li>\n<li>\u4fee\u590d\u6f0f\u6d1e&#xff1a;\u627e\u5230\u5e76\u4fee\u590d\u5bfc\u81f4\u6570\u636e\u6cc4\u9732\u7684\u6f0f\u6d1e<\/li>\n<li>\u6539\u5bc6\u7801&#xff1a;\u6240\u6709\u76f8\u5173\u8d26\u53f7\u5bc6\u7801\u90fd\u8981\u6539&#xff0c;\u6570\u636e\u5e93\u5bc6\u7801\u3001\u540e\u53f0\u5bc6\u7801\u3001\u7528\u6237\u5bc6\u7801&#xff08;\u5982\u679c\u662f\u660e\u6587\u6216\u5f31\u54c8\u5e0c&#xff0c;\u8981\u5f3a\u5236\u7528\u6237\u91cd\u7f6e\u5bc6\u7801&#xff09;<\/li>\n<li>\u901a\u77e5\u7528\u6237&#xff1a;\u5982\u679c\u6d89\u53ca\u7528\u6237\u6570\u636e\u6cc4\u9732&#xff0c;\u8981\u6309\u6cd5\u5f8b\u8981\u6c42\u53ca\u65f6\u901a\u77e5\u7528\u6237&#xff08;\u300a\u4e2a\u4eba\u4fe1\u606f\u4fdd\u62a4\u6cd5\u300b\u6709\u660e\u786e\u8981\u6c42&#xff09;<\/li>\n<li>\u4e0a\u62a5\u76d1\u7ba1&#xff1a;\u5982\u679c\u662f\u91cd\u5927\u6570\u636e\u6cc4\u9732\u4e8b\u4ef6&#xff0c;\u8981\u6309\u89c4\u5b9a\u4e0a\u62a5\u76d1\u7ba1\u673a\u6784<\/li>\n<li>\u76d1\u63a7\u6697\u7f51&#xff1a;\u76d1\u63a7\u6570\u636e\u662f\u5426\u5728\u6697\u7f51\u6216\u9ed1\u5ba2\u8bba\u575b\u4e0a\u88ab\u51fa\u552e<\/li>\n<li>\u6cd5\u5f8b\u624b\u6bb5&#xff1a;\u5fc5\u8981\u65f6\u62a5\u8b66&#xff0c;\u901a\u8fc7\u6cd5\u5f8b\u9014\u5f84\u8ffd\u7a76\u653b\u51fb\u8005\u8d23\u4efb<\/li>\n<h4>3.4 \u6316\u77ff\u6728\u9a6c<\/h4>\n<p>\u73b0\u8c61&#xff1a; \u670d\u52a1\u5668CPU\u5360\u7528\u5f02\u5e38\u9ad8&#xff0c;\u98ce\u6247\u72c2\u8f6c&#xff0c;\u7cfb\u7edf\u5361\u987f&#xff0c;\u53d1\u73b0\u4e0d\u660e\u8fdb\u7a0b\u5728\u5927\u91cf\u5360\u7528CPU\u3002<\/p>\n<p>\u5e94\u5bf9\u8981\u70b9&#xff1a;<\/p>\n<li>\u7ed3\u675f\u6316\u77ff\u8fdb\u7a0b&#xff1a;\u5148\u628a\u6316\u77ff\u8fdb\u7a0b\u7ed3\u675f\u6389&#xff0c;\u964d\u4f4e\u7cfb\u7edf\u8d1f\u8f7d<\/li>\n<li>\u67e5\u627e\u6301\u4e45\u5316&#xff1a;\u6316\u77ff\u6728\u9a6c\u901a\u5e38\u4f1a\u7559\u542f\u52a8\u9879\u3001\u5b9a\u65f6\u4efb\u52a1\u3001\u670d\u52a1\u7b49\u6301\u4e45\u5316\u673a\u5236&#xff0c;\u5168\u9762\u6392\u67e5\u5e76\u6e05\u9664<\/li>\n<li>\u67e5\u627e\u5165\u4fb5\u8def\u5f84&#xff1a;\u6316\u77ff\u6728\u9a6c\u901a\u5e38\u901a\u8fc7\u5f31\u53e3\u4ee4&#xff08;SSH\u3001RDP\u3001Redis\u3001Docker\u7b49&#xff09;\u3001\u6f0f\u6d1e\u5229\u7528\u3001WebShell\u7b49\u65b9\u5f0f\u8fdb\u6765&#xff0c;\u627e\u5230\u5e76\u4fee\u590d<\/li>\n<li>\u6e05\u9664\u6240\u6709\u6728\u9a6c\u6587\u4ef6&#xff1a;\u5220\u9664\u6316\u77ff\u7a0b\u5e8f\u3001\u914d\u7f6e\u6587\u4ef6\u3001\u94b1\u5305\u5730\u5740\u7b49<\/li>\n<li>\u52a0\u56fa\u7cfb\u7edf&#xff1a;\u4fee\u6539\u5f31\u5bc6\u7801&#xff0c;\u5173\u95ed\u4e0d\u5fc5\u8981\u7684\u7aef\u53e3\u548c\u670d\u52a1&#xff0c;\u6253\u8865\u4e01<\/li>\n<li>\u68c0\u67e5\u5176\u4ed6\u673a\u5668&#xff1a;\u6316\u77ff\u6728\u9a6c\u4f1a\u5728\u5185\u7f51\u6a2a\u5411\u4f20\u64ad&#xff0c;\u68c0\u67e5\u5185\u7f51\u5176\u4ed6\u673a\u5668\u662f\u5426\u4e5f\u88ab\u611f\u67d3<\/li>\n<li>\u90e8\u7f72EDR&#xff1a;\u90e8\u7f72\u7ec8\u7aef\u68c0\u6d4b\u4e0e\u54cd\u5e94\u5de5\u5177&#xff0c;\u9632\u6b62\u518d\u6b21\u88ab\u690d\u5165\u6316\u77ff\u6728\u9a6c<\/li>\n<hr \/>\n<h3>\u56db\u3001\u5e94\u6025\u54cd\u5e94\u7684\u5e38\u89c1\u9519\u8bef<\/h3>\n<p>\u6700\u540e&#xff0c;\u8bb2\u4e00\u4e0b\u5e94\u6025\u54cd\u5e94\u4e2d\u6700\u5e38\u89c1\u7684\u9519\u8bef&#xff0c;\u5927\u5bb6\u4e00\u5b9a\u8981\u907f\u514d\u3002<\/p>\n<h4>\u9519\u8bef\u4e00&#xff1a;\u4e0a\u6765\u5c31\u91cd\u542f\u670d\u52a1\u5668<\/h4>\n<p>\u5f88\u591a\u4eba\u9047\u5230\u5b89\u5168\u4e8b\u4ef6&#xff0c;\u7b2c\u4e00\u53cd\u5e94\u662f\u91cd\u542f\u670d\u52a1\u5668\u3002\u91cd\u542f\u786e\u5b9e\u80fd\u7ed3\u675f\u5185\u5b58\u4e2d\u7684\u6076\u610f\u8fdb\u7a0b&#xff0c;\u4f46\u4e5f\u4f1a&#xff1a;<\/p>\n<ul>\n<li>\u4e22\u5931\u5185\u5b58\u4e2d\u7684\u8bc1\u636e&#xff08;\u8fdb\u7a0b\u3001\u7f51\u7edc\u8fde\u63a5\u3001\u5185\u5b58\u9a6c\u7b49&#xff09;<\/li>\n<li>\u53ef\u80fd\u89e6\u53d1\u9ed1\u5ba2\u7684\u81ea\u6bc1\u673a\u5236&#xff08;\u6709\u4e9b\u6728\u9a6c\u68c0\u6d4b\u5230\u91cd\u542f\u4f1a\u5220\u9664\u6587\u4ef6\u6216\u52a0\u5bc6\u6570\u636e&#xff09;<\/li>\n<li>\u5e76\u4e0d\u80fd\u6e05\u9664\u6301\u4e45\u5316\u7684\u540e\u95e8&#xff08;\u91cd\u542f\u540e\u6728\u9a6c\u53c8\u4f1a\u8d77\u6765&#xff09;<\/li>\n<\/ul>\n<p>\u6b63\u786e\u505a\u6cd5&#xff1a; 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