{"id":127853,"date":"2018-12-14T08:46:16","date_gmt":"2018-12-14T00:46:16","guid":{"rendered":"https:\/\/lrxjmw.cn\/?p=127853"},"modified":"2018-11-15T14:48:27","modified_gmt":"2018-11-15T06:48:27","slug":"protecting-hadoop-clusters","status":"publish","type":"post","link":"https:\/\/lrxjmw.cn\/protecting-hadoop-clusters.html","title":{"rendered":"\u4fdd\u62a4Hadoop\u96c6\u7fa4\u4e09\u5927\u65b9\u6cd5"},"content":{"rendered":"\n\n\n
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\n\"\"
\n\u867d\u7136\u5f88\u591a\u5b89\u5168\u7814\u7a76\u4eba\u5458\u5c1d\u8bd5\u626b\u63cf\u5e76\u89e3\u51b3DemonBot\uff0c\u4f46\u6700\u7ec8\u53ea\u662f\u627e\u5bfb\u5230\u4e86\u90e8\u5206\u8e2a\u8ff9\u3002\u552f\u4e00\u88ab\u8bc1\u5b9e\u7684\u662f\uff0c\u76f4\u5230\u771f\u6b63\u7684DDos\u653b\u51fb\u53d1\u751f\u7684\u524d\u4e00\u79d2\uff0c\u673a\u5668\u90fd\u662f\u4fdd\u6301\u6c89\u9ed8\u7684\u3002\u76ee\u524d\u53ea\u77e5\u9053DemonBot\u7684DDoS\u653b\u51fb\u5411\u91cf\u662fUDP\u548cTCP floods\u3002<\/p>\n

\u76ee\u524d\u53ef\u77e5\u7684\u653b\u51fb\u8fc7\u7a0b<\/strong><\/div>\n

\u636e\u67e5\u8bc1\uff0cDemonBot\u5229\u7528\u4e86\u4f01\u4e1a\u7f51\u7edc\u4e2d\u4f7f\u7528\u7684\u8d44\u6e90\u8c03\u5ea6\u7cfb\u7edf\u2014\u2014YARN\u6a21\u5757\u4e2d\u672a\u7ecf\u8eab\u4efd\u9a8c\u8bc1\u7684\u8fdc\u7a0b\u4ee3\u7801\u6267\u884c\u6f0f\u6d1e\u4ee5\u8fdb\u884c\u96c6\u7fa4\u8d44\u6e90\u7ba1\u7406\u548c\u4f5c\u4e1a\u8c03\u5ea6\u3002\u81ea\u4eca\u5e743\u6708\u8d77\uff0cGitHub\u4e0a\u5c31\u51fa\u73b0\u4e86\u8bc1\u660e\u5b89\u5168\u6f0f\u6d1e\u6982\u5ff5\u7684\u9a8c\u8bc1\u4ee3\u7801\u3002\u76ee\u524d\u770b\u6765\uff0c\u95ee\u9898\u4f3c\u4e4e\u662fYARN\u4e2d\u7684\u914d\u7f6e\u9519\u8bef\u5bfc\u81f4\u7684\uff0c\u5b83\u66b4\u9732\u4e86REST API\u5e76\u5141\u8bb8\u8fdc\u7a0b\u5e94\u7528\u7a0b\u5e8f\u5411\u96c6\u7fa4\u6dfb\u52a0\u65b0\u7684\u4f5c\u4e1a\u3002YARN\u63d0\u4f9b\u6709\u9ed8\u8ba4\u5f00\u653e\u57288088\u548c8090\u7684REST API(\u9ed8\u8ba4\u524d\u8005)\u5141\u8bb8\u7528\u6237\u76f4\u63a5\u901a\u8fc7API\u8fdb\u884c\u76f8\u5173\u7684\u5e94\u7528\u521b\u5efa\u3001\u4efb\u52a1\u63d0\u4ea4\u6267\u884c\u7b49\u64cd\u4f5c\uff0c\u5982\u679c\u914d\u7f6e\u4e0d\u5f53\uff0cREST API\u5c06\u4f1a\u5f00\u653e\u5728\u516c\u7f51\u5bfc\u81f4\u672a\u6388\u6743\u8bbf\u95ee\u7684\u95ee\u9898\u53d1\u751f\u3002\u5229\u7528\u8fd9\u79cd\u758f\u5ffd\uff0c\u653b\u51fb\u8005\u53ef\u4ee5\u8f7b\u6613\u63d0\u4ea4DemonBot\u6076\u610f\u8f6f\u4ef6\u3002
\nRadware\u8868\u793a\uff0c\u76ee\u524d\u5904\u4e8e\u79bb\u7ebf\u72b6\u6001\u7684\u6076\u610f\u8f6f\u4ef6\u4ee3\u7801\u5f15\u7528\u4e86\u540d\u4e3aOwari\u7684Mirai\u53d8\u79cd\u3002\u7136\u800c\uff0c\u7531\u4e8e\u4ee3\u7801\u4e2d\u51fa\u73b0\u4e86\u4e0d\u719f\u6089\u7684\u51fd\u6570\u540d\u79f0\u548c\u903b\u8f91\uff0c\u7814\u7a76\u4eba\u5458\u51b3\u5b9a\u5c06\u5176\u547d\u540d\u4e3aDemonBot\uff0c\u5e76\u6807\u8bb0\u4e3a\u65b0\u7684\u6076\u610f\u8f6f\u4ef6\u3002\u7814\u7a76\u4eba\u5458\u5df2\u7ecf\u5728Pastebin\u4e0a\u53d1\u73b0\u4e86\u5b8c\u6574\u7684\u6076\u610f\u8f6f\u4ef6\u6e90\u4ee3\u7801\uff0c\u7531\u4e00\u4e2a\u522b\u540d\u4e3aSelf-Rep-NeTiS\u7684\u4eba\u521b\u5efa\uff0c\u5176\u4e2d\u5305\u542b\u90e8\u5206\u6e90\u4ee3\u7801\u4ee5\u53ca\u7528\u4e8e\u521b\u5efa\u591a\u5e73\u53f0\u673a\u5668\u4eba\u7684\u811a\u672c\u3002
\n\"\"
\n\u81ea\u4eca\u5e74\u4ee5\u6765\uff0c\u65b0\u7684\u6076\u610f\u8f6f\u4ef6\u2014\u2014XBash\u548cDemonBot\u53d1\u52a8\u4e86\u591a\u8d77\u9488\u5bf9Apache Hadoop\u96c6\u7fa4\u670d\u52a1\u5668\u8fdb\u884c\u7684\u6bd4\u7279\u5e01\u6316\u6398\u548cDDoS\u653b\u51fb\u3002\u8fd9\u79cd\u6076\u610f\u8f6f\u4ef6\u53ef\u4ee5\u626b\u63cf\u4e92\u8054\u7f51\u4e0a\u7684\u6240\u6709Hadoop\u96c6\u7fa4\uff0c\u4e0d\u5b89\u5168\u7684\u96c6\u7fa4\u4e00\u88ab\u653e\u7f6e\u5728\u4e92\u8054\u7f51\u4e0a\uff0c\u51e0\u5206\u949f\u5185\u5c31\u53ef\u80fd\u88ab\u611f\u67d3\u3002<\/p>\n

\u4fdd\u62a4Hadoop\u96c6\u7fa4\u514d\u53d7\u6076\u610f\u8f6f\u4ef6\u653b\u51fb\u7684\u65b9\u6cd5\uff1a<\/strong><\/div>\n
1\u3001\u4e0d\u8981\u5c06\u96c6\u7fa4\u76f4\u63a5\u66b4\u9732\u7ed9\u4e92\u8054\u7f51<\/strong><\/span><\/div>\n

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2\u3001\u4f7f\u7528Kerberos\u8fdb\u884c\u5f3a\u8eab\u4efd\u9a8c\u8bc1<\/strong><\/span><\/div>\n

Hadoop\u96c6\u7fa4\u672c\u8eab\u63d0\u4f9b\u7b80\u5355\u7684\u5b89\u5168\u9632\u5fa1\u624b\u6bb5\uff0c\u4f46\u8fd9\u5bf9\u4e8e\u4f01\u4e1a\u800c\u8a00\u8fdc\u8fdc\u4e0d\u591f\uff0cKerberos\u6210\u4e3a\u4e86\u4e0d\u5c11\u7814\u53d1\u4eba\u5458\u7684\u9009\u62e9\u3002\u5176\u5b9e\uff0c\u5927\u90e8\u5206\u653b\u51fb\u90fd\u5229\u7528\u4e86\u7cfb\u7edf\u5df2\u6709\u6f0f\u6d1e\uff0c\u5e76\u4e0d\u662f\u653b\u51fb\u624b\u6bb5\u6709\u591a\u9ad8\u660e\uff0c\u8fd9\u5c31\u597d\u6bd4\u5c0f\u5077\u4ece\u5927\u5f00\u7684\u5bb6\u95e8\u8fdb\u5165\u4e00\u6837\u7b80\u5355\u3002\u5982\u679c\u6ca1\u6709Kerberos\uff0c\u4efb\u4f55\u4e0e\u96c6\u7fa4\u4ea4\u4e92\u7684\u7528\u6237\u90fd\u53ef\u4ee5\u4f2a\u88c5\u6210\u5176\u4ed6\u7528\u6237\uff0c\u751a\u81f3\u4e0d\u9700\u8981\u7279\u5b9a\u5bc6\u94a5\uff0c\u4efb\u4f55\u7528\u6237\u90fd\u53ef\u4ee5\u6267\u884c\u4efb\u4f55\u64cd\u4f5c\uff0c\u7c7b\u4f3c\u4e8e\u4e00\u4e2a\u6240\u6709\u4eba\u90fd\u77e5\u9053root\u5bc6\u7801\u7684Linux\u7cfb\u7edf\u3002
\n\u5728\u4e00\u4e2a\u6b63\u786e\u914d\u7f6e\u4e14\u4f7f\u7528Kerberos\u8fdb\u884c\u8eab\u4efd\u9a8c\u8bc1\u7684Hadoop\u96c6\u7fa4\u4e2d\uff0c \u7528\u6237\u4e0e\u96c6\u7fa4\u8fdb\u884c\u4efb\u4f55\u4ea4\u4e92\u90fd\u5fc5\u987b\u8f93\u5165\u51ed\u636e(\u5982\u7528\u6237\u540d\u548c\u5bc6\u7801)\u4ee5\u8bc1\u660e\u81ea\u5df1\u7684\u8eab\u4efd\u548c\u6743\u9650\uff0c\u6b64\u9a8c\u8bc1\u63d0\u4f9b\u4e86\u7528\u6237\u548c\u7ba1\u7406\u5458\u671f\u671b\u7684\u5b89\u5168\u6027\uff1a\u7528\u6237\u5728\u7cfb\u7edf\u4e2d\u7684\u529f\u80fd\u65e0\u6cd5\u88ab\u4ed6\u4eba\u8bbf\u95ee\uff0c\u53ea\u6709\u7ba1\u7406\u5458\u53ef\u4ee5\u8bbf\u95ee\u7ba1\u7406\u5e10\u6237\u3002
\n\u5982\u679c\u6ca1\u6709Kerberos\uff0c\u4efb\u4f55\u4eba\u90fd\u53ef\u4ee5\u8bbf\u95eeHadoop\u96c6\u7fa4\u5e76\u6267\u884c\u5404\u79cd\u64cd\u4f5c\u3002\u5b89\u5168\u7814\u7a76\u4eba\u5458\u5728Hack.lu\u4f1a\u8bae\u4e0a\u6f14\u793a\u7684\u653b\u51fb\u6848\u4f8b\u5c31\u662f\u63d0\u4ea4\u4e00\u4e2a\u7b80\u5355\u7684YARN\u4f5c\u4e1a\uff0c\u5e76\u5728\u96c6\u7fa4\u7684\u6240\u6709\u673a\u5668\u4e0a\u6267\u884c\u4ee3\u7801\uff0c\u8fd9\u53ef\u7528\u4e8e\u5728\u8be5\u96c6\u7fa4\u7684\u6bcf\u53f0\u673a\u5668\u4e0a\u83b7\u53d6shell\u3002XBash\u53d1\u8d77\u7684\u653b\u51fb\u4e4b\u4e00\u5c31\u662f\u4f7f\u7528Metasploit\u6a21\u5757\u5411YARN\u63d0\u4ea4\u6bd4\u7279\u5e01\u6316\u6398\u5de5\u4f5c\u3002DemonBot\u4f7f\u7528\u76f8\u540c\u7684\u6280\u672f\u5bf9\u53d7\u611f\u67d3\u7684Hadoop\u670d\u52a1\u5668\u8fd0\u884cDDoS\u653b\u51fb\u3002\u8fd9\u79cd\u653b\u51fb\u5e76\u4e0d\u590d\u6742\uff0c\u76ee\u6807Hadoop\u670d\u52a1\u5668\u8fde\u63a5\u5230\u5f00\u653e\u5f0f\u4e92\u8054\u7f51\uff0c\u5e76\u4e14\u672a\u542f\u7528Kerberos\u8eab\u4efd\u9a8c\u8bc1\u3002<\/p>\n

3\u3001\u52fe\u9009\u5b89\u5168\u670d\u52a1<\/strong><\/span><\/div>\n

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\u7ed3\u8bba<\/strong><\/div>\n

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