{"id":2508,"date":"2019-09-16T11:21:05","date_gmt":"2019-09-16T03:20:15","guid":{"rendered":"http:\/\/www.cloudfall.cn\/2019\/09\/16\/8e0e9ae752\/"},"modified":"2022-05-12T00:39:04","modified_gmt":"2022-05-11T16:39:04","slug":"8e0e9ae752","status":"publish","type":"post","link":"https:\/\/www.cloudfall.cn\/en\/?p=2508","title":{"rendered":"SOC\/SIEM\u653b\u51fb\u6307\u6807\u4e0e\u6d3b\u52a8\u8be6\u89e3"},"content":{"rendered":"

IoAs\uff08Indicator of Attack\uff09\u662f\u4e00\u4e9b\u4e8b\u4ef6\uff0c\u8fd9\u4e9b\u4e8b\u4ef6\u53ef\u4ee5\u5728\u9690\u85cf\u6307\u6807\u53d8\u5f97\u53ef\u89c1\u4e4b\u524d\u63ed\u793a\u4e3b\u52a8\u653b\u51fb\u3002\u4f7f\u7528IoAs\u63d0\u4f9b\u4e86\u4e00\u79cd\u4ece\u53cd\u5e94\u6027\u6e05\u7406\u6216\u6062\u590d\u8f6c\u53d8\u4e3a\u4e3b\u52a8\u9632\u8303\u7684\u65b9\u6cd5\u6a21\u5f0f\u3002<\/p>\n

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      IoAs\uff08Indicator of Attack<\/span>\uff09\u662f\u4e00\u4e9b\u4e8b\u4ef6\uff0c\u8fd9\u4e9b\u4e8b\u4ef6\u53ef\u4ee5\u5728\u9690\u85cf\u6307\u6807\u53d8\u5f97\u53ef\u89c1\u4e4b\u524d\u63ed\u793a\u4e3b\u52a8\u653b\u51fb\u3002\u4f7f\u7528IoAs\u63d0\u4f9b\u4e86\u4e00\u79cd\u4ece\u53cd\u5e94\u6027\u6e05\u7406\u6216\u6062\u590d\u8f6c\u53d8\u4e3a\u4e3b\u52a8\u9632\u8303\u7684\u65b9\u6cd5\u6a21\u5f0f\u3002\u5728\u8fd9\u79cd\u6a21\u5f0f\u4e0b\uff0c\u653b\u51fb\u8005\u5728\u5b9e\u73b0\u5176\u76ee\u6807\uff08\u4f8b\u5982\u6570\u636e\u7a83\u8d3c\u3001\u52d2\u7d22\u8f6f\u4ef6\u3001\u6f0f\u6d1e\u5229\u7528\u7b49\uff09\u4e4b\u524d\u5c31\u80fd\u88ab\u4e2d\u65ad\u548c\u963b\u6b62\u3002<\/span><\/p>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n

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      \u65e0\u8bba\u653b\u51fb\u4e2d\u4f7f\u7528\u4f55\u79cd\u6076\u610f\u8f6f\u4ef6\u6216\u5982\u4f55\u5bf9\u6f0f\u6d1e\u8fdb\u884c\u653b\u51fb\uff0c IOA\u90fd\u4f1a\u4e13\u6ce8\u4e8e\u68c0\u6d4b\u653b\u51fb\u8005\u8bd5\u56fe\u5b8c\u6210\u7684\u76ee\u6807\u3002\u5c31\u50cfAV\u7b7e\u540d\u4e00\u6837\uff0c\u57fa\u4e8eIOC\uff08<\/span>Indicators of Compromise<\/span>\uff09<\/span>\u7684\u68c0\u6d4b\u65b9\u6cd5\u65e0\u6cd5\u68c0\u6d4b\u5230\u6765\u81ea\u4e8e\u65e0\u6076\u610f\u8f6f\u4ef6\u7684\u5165\u4fb5\u548c\u96f6\u65e5\u653b\u51fb\uff0c\u4f46\u6b64\u7c7b\u5a01\u80c1\u5374\u6b63\u65e5\u76ca\u589e\u957f\u3002\u56e0\u6b64\uff0c\u4e0b\u4e00\u4ee3\u5b89\u5168\u89e3\u51b3\u65b9\u6848\u6b63\u5728\u8f6c\u5411\u57fa\u4e8eIOA\u7684\u65b9\u6cd5\u3002<\/p>\n<\/section>\n<\/section>\n<\/section>\n

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        \u4e00\u822c\u800c\u8a00\uff0c\u53ef\u4ee5\u5355\u72ec\u6216\u7ec4\u5408\u4f7f\u7528\u4ee5\u4e0b\u8fd9\u4e9b\u6700\u5e38\u89c1\u7684\u653b\u51fb\u6d3b\u52a8\u6765\u5224\u65ad\u4e3b\u52a8\u653b\u51fb\uff1a<\/p>\n<\/section>\n<\/section>\n<\/section>\n

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      \u5185\u90e8\u4e3b\u673a\u4e0e\u5df2\u77e5\u7684\u4e0d\u826f\u76ee\u7684\u5730\u6216\u4e0e\u60a8\u4e0d\u5f00\u5c55\u4e1a\u52a1\u7684\u5916\u56fd\u5730\u5740\u8fdb\u884c\u901a\u4fe1\u3002<\/p>\n<\/section>\n<\/section>\n<\/section>\n

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\u56fe\u793a\uff1aHP ArcSight\u4eea\u8868\u677f\u793a\u4f8b\uff0c\u663e\u793a\u5ba2\u6237\u7aef\u7684\u4e3b\u673a\u4e0e\u201cransomwaretracker.abuse.ch\u201d\u7f51\u7ad9\u4e0a\u7684\u6e90\uff08IP\uff0c\u57df\uff0cURL\uff09\u8fdb\u884c\u901a\u4fe1\u3002<\/em><\/p>\n

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\u56fe\u793a\uff1aMcAfee\u7684\u5168\u7403\u5a01\u80c1\u60c5\u62a5\u793a\u4f8b<\/em><\/p>\n<\/section>\n<\/section>\n<\/section>\n

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        \u5185\u90e8\u4e3b\u673a\u4f7f\u7528\u975e\u6807\u51c6\u7aef\u53e3\u6216\u4e0e\u534f\u8bae\u4e0d\u5339\u914d\u7684\u7aef\u53e3\u4e0e\u5916\u90e8\u4e3b\u673a\u901a\u4fe1\uff0c\u4f8b\u5982\u901a\u8fc7\u7aef\u53e380,443\uff08\u9ed8\u8ba4Web\u7aef\u53e3\uff09\u53d1\u9001\u547d\u4ee4shell\uff08SSH\uff09\u800c\u4e0d\u662fHTTP\u3001HTTPS\u6d41\u91cf\u3002<\/p>\n<\/section>\n<\/section>\n<\/section>\n

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\u56fe\u793a\uff1a\u4f7f\u752821\uff08FTP\uff09\uff0c445\uff08SMB\uff09\uff0c137\uff08NETBIOS-NS\uff09\uff0c135\uff08RPC\uff09\u4e0eInternet\u901a\u4fe1\u7684\u5185\u90e8\u4e3b\u673a\u793a\u4f8b<\/em><\/p>\n<\/section>\n<\/section>\n<\/section>\n

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      \u516c\u5171\u670d\u52a1\u5668\u6216\u975e\u519b\u4e8b\u533a\uff08DMZ\uff09\u4e3b\u673a\u4e0e\u5185\u90e8\u4e3b\u673a\u8fdb\u884c\u901a\u4fe1\u3002\u8fd9\u5141\u8bb8\u4e86\u4ece\u5916\u90e8\u5230\u7ec4\u7ec7\u5185\u90e8\u548c\u540e\u90e8\u7684\u8de8\u8d8a\uff0c\u5141\u8bb8\u6570\u636e\u6cc4\u9732\u548c\u8fdc\u7a0b\u8bbf\u95ee\u8d44\u4ea7\uff0c\u4f8b\u5982RDP\uff08\u8fdc\u7a0b\u684c\u9762\u534f\u8bae\uff09\u3001Radmin\u3001SSH\u3002<\/p>\n<\/section>\n<\/section>\n<\/section>\n

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      \u901a\u8fc7\u8fd9\u4e2a\u62a5\u544a\uff0c\u5b89\u5168\u5206\u6790\u5e08\u5e94\u8c03\u67e5\u5df2\u7ecf\u6807\u4eae\u7684\u901a\u8fc7RDP\uff08TCP \/ 3389\uff09\uff0cSSH\uff08TCP \/ 22\uff09\u4e0e\u5185\u90e8\u4e3b\u673a\u901a\u4fe1\u7684\u670d\u52a1\u5668\u3002<\/p>\n<\/section>\n<\/section>\n<\/section>\n

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      \u5728\u6807\u51c6\u4e1a\u52a1\u8425\u4e1a\u65f6\u95f4\u4e4b\u5916\uff08\u591c\u95f4\u6216\u5468\u672b\uff09\u53d1\u751f\u7684\u8b66\u62a5\u53ef\u80fd\u6697\u793a\u53d7\u5230\u5f71\u54cd\u7684\u4e3b\u673a\u3002<\/p>\n<\/section>\n<\/section>\n<\/section>\n

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\u56fe\u793a\uff1a\u975e\u5de5\u4f5c\u65f6\u95f4IPS\u8b66\u62a5\u793a\u4f8b\uff08\u5047\u65e5\uff09<\/em><\/p>\n<\/section>\n<\/section>\n<\/section>\n

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      \u5185\u90e8\u4e3b\u673a\u5728\u77ed\u65f6\u95f4\u5185\u4e0e\u591a\u4e2a\u4e3b\u673a\u901a\u4fe1\u8fdb\u884c\u7f51\u7edc\u626b\u63cf\uff0c\u8fd9\u53ef\u80fd\u4f1a\u63ed\u793a\u653b\u51fb\u8005\u5728\u7f51\u7edc\u4e2d\u7684\u4fa7\u9762\u79fb\u52a8\u3002\u6b64\u7c7b\u4e8b\u4ef6\u53ef\u4ee5\u4ece\u9632\u706b\u5899\u548cIPS\u7b49\u5916\u56f4\u7f51\u7edc\u9632\u5fa1\u4e2d\u8fdb\u884c\u68c0\u6d4b\u3002\u60a8\u5fc5\u987b\u53ea\u80fd\u4ece\u201c\u5185\u90e8\u201d\u5230\u201c\u5185\u90e8\u201d\u9009\u62e9\u533a\u57df\/\u63a5\u53e3\u3002\u5bf9\u4e8eFuture\uff0c\u60a8\u4e5f\u5e94\u8be5\u5c06\u201c\u5185\u90e8\u201d\u91cd\u70b9\u653e\u5728\u201cDMZ\u201d\u4e0a\u3002\u5b83\u53ef\u80fd\u662f\u201c\u5185\u90e8\u5a01\u80c1\u201d\u6216\u201c\u9690\u85cf\u4e3b\u673a\u201d\uff0c\u4ed6\u4eec\u9700\u8981\u6765\u81ea\u7ec4\u7ec7\u7f51\u7edc\u7684\u66f4\u591a\u4fe1\u606f\u4ee5\u7528\u4e8e\u4fa6\u5bdf\u3002<\/p>\n<\/section>\n<\/section>\n<\/section>\n

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\u56fe\u793a\uff1a\u4ece\u201c\u5185\u90e8\u201d\u533a\u57df\u8fc7\u6ee4\u5230\u201c\u5185\u90e8\u201d\u533a\u57df\u7684\u7f51\u7edc\u626b\u63cf\u62a5\u544a\u793a\u4f8b<\/em><\/p>\n<\/section>\n<\/section>\n<\/section>\n

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      \u5e38\u89c1<\/strong>\u7684\u4f7f\u7528\u6848\u4f8b\u901a\u5e38\u662f\u6765\u81ea\u5355\u4e2a\u4e3b\u673a\u7684\u591a\u4e2a\u62a5\u8b66\u4e8b\u4ef6\u621624\u5c0f\u65f6\u5185\u540c\u4e00\u5b50\u7f51\u4e2d\u591a\u53f0\u8ba1\u7b97\u673a\u4e0a\u53d1\u751f\u7684\u91cd\u590d\u4e8b\u4ef6\uff0c\u4f8b\u5982\u91cd\u590d\u7684\u8eab\u4efd\u9a8c\u8bc1\u5931\u8d25\u3002<\/p>\n<\/section>\n<\/section>\n<\/section>\n

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\u56fe\u793a\uff1a\u76d1\u89c6\u5355\u4e2a\u4e3b\u673a\u201c\u7528\u6237\u767b\u5f55\u5931\u8d25\u201d\u7684\u4eea\u8868\u677f\u793a\u4f8b<\/em><\/p>\n<\/section>\n<\/section>\n<\/section>\n

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\u6ce8\u610f<\/strong>\uff1a\u67d0\u4e9b\u624b\u673a\u4e0a\u7684\u7535\u5b50\u90ae\u4ef6\u5e94\u7528\u7a0b\u5e8f\u7684\u767b\u5f55\u5931\u8d25\u4e8b\u4ef6\u53ef\u80fd\u4ea7\u751f\u8d85\u8fc7500\u4e8b\u4ef6\/\u5206\u949f\u7684\u9891\u7387\u3002\u6211\u4eec\u53d1\u73b0\u8fd9\u79cd\u60c5\u51b5\u901a\u5e38\u662f\u7528\u6237\u7684\u5e10\u6237\u5bc6\u7801\u8fc7\u671f\u4f46\u4ed6\u4eec\u6ca1\u6709\u5728\u8bbe\u5907\u4e0a\u66f4\u6539\u65b0\u5bc6\u7801\u3002<\/p>\n<\/section>\n<\/section>\n<\/section>\n

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\u7cfb\u7edf\u88ab\u6076\u610f\u8f6f\u4ef6\u91cd\u590d\u611f\u67d3<\/p>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n

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      \u53d7\u611f\u67d3\u7684\u4e3b\u673a\u6e05\u9664\u540e\uff0c\u7cfb\u7edf\u57285-10\u5206\u949f\u5185\u518d\u6b21\u611f\u67d3\u6076\u610f\u8f6f\u4ef6\uff0c\u53cd\u590d\u611f\u67d3\u8868\u660e\u5b58\u5728rootkit\u6216\u6301\u7eed\u6027\u7684\u5371\u5bb3\u3002\u6b64\u4e8b\u4ef6\u53ef\u4ece\u7ec8\u7aef\u5b89\u5168\u4fdd\u62a4\u6216\u53cd\u75c5\u6bd2\u4e8b\u4ef6\u4e2d\u68c0\u6d4b\u5230\u3002<\/p>\n<\/section>\n<\/section>\n<\/section>\n

\n
\n
\"SOC\/SIEM\u653b\u51fb\u6307\u6807\u4e0e\u6d3b\u52a8\u8be6\u89e3\"<\/section>\n<\/section>\n<\/section>\n
\n
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\n<\/p><\/section>\n<\/section>\n<\/section>\n

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    \n
  1. \n

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  2. \n

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  3. \n

    \u5728\u7279\u5b9a\u65f6\u95f4\u8303\u56f4\u5185\uff0c\u53d1\u73b0\u53d7\u201c\u53d7\u611f\u67d3\u7684\u5386\u53f2\u4e3b\u673a\u5217\u8868\u201d\u4e2d\u7684\u4e3b\u673a\u518d\u6b21\u88ab\u611f\u67d3\u65f6\uff0c\u5219\u53d1\u51fa\u8b66\u62a5\u3002\u6b64\u65f6\uff0c\u7cfb\u7edf\u5e94\u518d\u6b21\u626b\u63cf\/\u8c03\u67e5\u6076\u610f\u8f6f\u4ef6\uff01<\/strong><\/p>\n<\/li>\n<\/ol>\n<\/section>\n<\/section>\n<\/section>\n

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    \u5728\u4e0d\u540c\u57df\u7684\u591a\u6b21\u767b\u5f55<\/p>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n

    \n
    \n
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          \u7528\u6237\u8d26\u6237\u5c1d\u8bd5\u5728\u51e0\u5206\u949f\u5185\u4ece\/\u5728\u4e0d\u540c\u533a\u57df\u767b\u5f55\u591a\u4e2a\u57df\u3002\u8fd9\u8868\u660e\u7528\u6237\u7684\u8bc1\u4e66\u5df2\u7ecf\u88ab\u76d7\u6216\u7528\u6237\u53ef\u80fd\u88ab\u6076\u4f5c\u5267\u3002<\/p>\n<\/section>\n<\/section>\n<\/section>\n

    \n
    \n
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    \n
    \n

    \u56fe\u793a\uff1a\u76f8\u5173\u89c4\u5219\u7684\u793a\u4f8b\u2014\u2014\u7406\u60f3\u7684\u89e3\u51b3\u65b9\u6848\u53ef\u80fd\u4f1a\u6839\u636e\u60a8\u7684\u7f51\u7edc\u6761\u4ef6\u548c\u5b89\u5168\u7b56\u7565\u800c\u6709\u6240\u4e0d\u540c\u3002<\/em><\/p>\n<\/section>\n<\/section>\n<\/section>\n

    \n
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    \u5185\u90e8\u4e3b\u673a\u4f7f\u7528\u591a\u4e2aSMTP<\/p>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n

    \n
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          \u5e94\u76d1\u89c6\u8bf8\u5982SMTP\uff08\u7b80\u5355\u90ae\u4ef6\u4f20\u8f93\u534f\u8bae\uff09\uff0cPOP3\u6216IMAP4\u4e4b\u7c7b\u7684\u7535\u5b50\u90ae\u4ef6\u534f\u8bae\u3002\u67d0\u4e9b\u6076\u610f\u8f6f\u4ef6\u4f1a\u4f7f\u7528\u8fd9\u4e9b\u7aef\u53e3\u5411\u53ef\u7591\u7684\u6216\u9a87\u5ba2\u7684\u670d\u52a1\u5668\u53d1\u9001\u4fe1\u606f\u3002<\/p>\n<\/section>\n<\/section>\n<\/section>\n

    \n
    \n
    \"SOC\/SIEM\u653b\u51fb\u6307\u6807\u4e0e\u6d3b\u52a8\u8be6\u89e3\"<\/section>\n<\/section>\n<\/section>\n
    \n
    \n
    \n

    \u56fe\u793a\uff1a\u4f7f\u7528SMTP\u7684\u53d7\u611f\u67d3\u5ba2\u6237\u7aef\u793a\u4f8b \uff08TCP \/ 25\uff09<\/em><\/p>\n<\/section>\n<\/section>\n<\/section>\n

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    \u5185\u90e8\u4e3b\u673a\u5bf9\u5916\u90e8\/\u5185\u90e8DNS\u8fdb\u884c\u591a\u6b21\u67e5\u8be2<\/p>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n

    \n
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          \u8bb8\u591a\u7ec4\u7ec7\u90fd\u6709\u5185\u90e8DNS\u670d\u52a1\u5668\u7528\u4e8e\u7f13\u5b58\u8bb0\u5f55\u5e76\u5411\u5185\u90e8\u4e3b\u673a\u63d0\u4f9bDNS\u670d\u52a1\u3002DHCP\u914d\u7f6e\u5b9a\u4e49\u4e3bDNS\u670d\u52a1\u5668\u5230\u5185\u90e8DNS\u670d\u52a1\u5668\u3002\u5982\u679c\u60a8\u53d1\u73b0\u67d0\u4e9b\u5185\u90e8\u4e3b\u673a\u67e5\u8be2\u5916\u90e8DNS\uff0c\u4f8b\u59828.8.8.8,8.8.4.4\uff08Google DNS\uff09\uff0c\u5219\u5e94\u5c1d\u8bd5\u5728\u8be5\u5ba2\u6237\u7aef\u4e0a\u626b\u63cf\u6076\u610f\u8f6f\u4ef6\u3002<\/p>\n<\/section>\n<\/section>\n<\/section>\n

    \n
    \n
    \"SOC\/SIEM\u653b\u51fb\u6307\u6807\u4e0e\u6d3b\u52a8\u8be6\u89e3\"<\/section>\n<\/section>\n<\/section>\n
    \n
    \n
    \n

    \u56fe\u793a\uff1a\u5185\u90e8\u4e3b\u673a\u5411\u5185\u90e8DNS\u670d\u52a1\u5668\u67e5\u8be2\u4e86\u5f88\u591a\u8bf7\u6c42\uff08> 1,000\u4e2a\u4e8b\u4ef6\/\u5c0f\u65f6\uff09\u7684\u793a\u4f8b<\/em><\/p>\n<\/section>\n<\/section>\n<\/section>\n

    \n
    \n
    \n

    \n<\/p><\/section>\n<\/section>\n<\/section>\n

    \n
    \n
    \n

    \uff0a\u53c2\u8003\u6765\u6e90\uff1aGBHackers on Security\uff0ccloudfall\u7f16\u8bd1\uff0c\u539f\u6587\u94fe\u63a5\u8bf7\u70b9\u51fb\u201c\u9605\u8bfb\u539f\u6587\u201d\uff0c\u8f6c\u8f7d\u8bf7\u6ce8\u660e\u51fa\u5904<\/p>\n<\/section>\n<\/section>\n<\/section>\n

    \n
    \n
    \n

    \n<\/p><\/section>\n<\/section>\n<\/section>\n

    \n
    \n
    \"SOC\/SIEM\u653b\u51fb\u6307\u6807\u4e0e\u6d3b\u52a8\u8be6\u89e3\"<\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/div>\n

    <\/p>\n

    <\/p>\n

    <\/p>\n

    <\/p>\n

    <\/p>\n

    <\/p>","protected":false},"excerpt":{"rendered":"

    IoAs\uff08Indicator of Attack\uff09\u662f\u4e00\u4e9b\u4e8b\u4ef6\uff0c\u8fd9\u4e9b\u4e8b\u4ef6\u53ef\u4ee5\u5728\u9690\u85cf\u6307\u6807\u53d8\u5f97\u53ef\u89c1\u4e4b\u524d\u63ed\u793a\u4e3b\u52a8\u653b\u51fb\u3002 […]<\/p>\n","protected":false},"author":7,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[10],"tags":[],"_links":{"self":[{"href":"https:\/\/www.cloudfall.cn\/en\/index.php?rest_route=\/wp\/v2\/posts\/2508"}],"collection":[{"href":"https:\/\/www.cloudfall.cn\/en\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.cloudfall.cn\/en\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.cloudfall.cn\/en\/index.php?rest_route=\/wp\/v2\/users\/7"}],"replies":[{"embeddable":true,"href":"https:\/\/www.cloudfall.cn\/en\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=2508"}],"version-history":[{"count":1,"href":"https:\/\/www.cloudfall.cn\/en\/index.php?rest_route=\/wp\/v2\/posts\/2508\/revisions"}],"predecessor-version":[{"id":5292,"href":"https:\/\/www.cloudfall.cn\/en\/index.php?rest_route=\/wp\/v2\/posts\/2508\/revisions\/5292"}],"wp:attachment":[{"href":"https:\/\/www.cloudfall.cn\/en\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=2508"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.cloudfall.cn\/en\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=2508"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.cloudfall.cn\/en\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=2508"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}