\u7531\u4e8e\u81ea\u5df1\u4e5f\u78b0\u5230\u8fc7\u8fd9\u79cd\u60c5\u51b5\uff0c\u521a\u597d\u770b\u5230\u8fd9\u7bc7\u6587\u7ae0\uff0c\u5148\u8f6c\u8f7d\u8fc7\u6765\u3002\u7684\u786e\u86ee\u6709\u7528\u7684\u54e6\u3002<\/p>\n
\u9996\u5148\u5267\u900f\u4e00\u4e0b\u540e\u95e8\u6728\u9a6c\u5982\u4e0b\uff1a<\/p>\n
\uff08\u5f53\u7136\u8fd9\u662f\u4e8b\u540e\u5e73\u9759\u4e0b\u6765\u540e\u6162\u6162\u641c\u51fa\u6765\u7684\uff0c\u90a3\u4e2a\u65f6\u5019\u559d\u7740\u5496\u5561\u611f\u89c9\u50cf\u4e2a\u81ea\u7531\u4eba\uff09<\/p>\n
\u6728\u9a6c\u540d\u79f0<\/p>\n
Linux.BackDoor.Gates.5<\/p>\n
http:\/\/forum.antichat.ru\/threads\/413337\/<\/a><\/p>\n \u9996\u5148\u662f\u4e0b\u534814\u70b9\u5de6\u53f3\u6709\u51e0\u53f0\u670d\u52a1\u5668\u51fa\u73b0\u6d41\u91cf\u8d85\u9ad8\uff0c\u5e73\u65f6\u53ea\u6709\u51e0\u767eM\u7684\u6d41\u91cf\uff0c\u90a3\u65f6\u5019\u53d1\u73b0\u6d41\u91cf\u4e0aG\u4e86\uff0c\u8fbe\u5230\u8fd9\u4e2a\u91cf\u7b2c\u4e00\u611f\u89c9\u5c31\u662f\u906d\u53d7\u4e86DDOS\u6d41\u91cf\u653b\u51fb\uff0c\u90a3\u65f6\u5019\u624b\u4e0a\u7684\u670d\u52a1\u5668\u6bd4\u8f83\u591a\uff0c\u51fa\u73b0\u51e0\u53f0\u5e76\u6ca1<\/p>\n \u6709\u653e\u5728\u773c\u91cc\uff0c\u89c9\u5f97\u67e5\u67e5\u5c31\u53ef\u4ee5\u51fa\u6765\u7ed3\u679c\u3002\u968f\u4fbf\u8bf4\u4e00\u53e5\u4e3a\u4e86\u8fbe\u5230\u6700\u597d\u7684\u6027\u80fd\uff0c\u6211\u4eec\u8fd9\u4e9b\u670d\u52a1\u5668\u90fd\u6ca1\u6709\u5f00\u9632\u706b\u5899\uff08\u5305\u62ec\u786c\u4ef6\u53caiptables\uff09\uff0c\u4e5f\u5c31\u662f\u670d\u52a1\u5668\u4e00\u76f4\u5904\u4e8e\u88f8\u5954\u7684\u72b6\u6001\u3002\u8fd9\u4e9b\u670d\u52a1\u5668\u88f8\u5954\u4e86<\/p>\n \u51e0\u5e74\u4e00\u76f4\u6ca1\u6709\u51fa\u73b0\u95ee\u9898\uff0c\u770b\u6765linux\u670d\u52a1\u5668\u5b89\u5168\u8fd9\u5757\u8fd8\u662f\u633a\u8ba9\u4eba\u6ee1\u610f\u7684\u3002<\/p>\n \u5f00\u59cb\u4e5f\u6ca1\u6709\u4ec0\u4e48\u5934\u7eea\uff0c\u5c31\u662fps\u67e5\u8fdb\u7a0b\u554a\uff0cnetstat\u67e5\u7aef\u53e3\u53f7\uff0ciftop\u67e5\u6d41\u91cf\uff0c\u4f30\u8ba1\u5927\u5bb6\u4e00\u5f00\u59cb\u51fa\u73b0\u8fd9\u79cd\u60c5\u51b5\u90fd\u662f\u8fd9\u6837\u64cd\u4f5c\uff0c\u53c8\u5f97\u5267\u900f\u4e0b\uff08\u8fd9\u6837\u505a\u4f30\u8ba1\u4e5f\u662f\u9ed1\u5ba2\u5e0c\u671b\u7684\uff0c\u663e\u7136\u4ed6\u4eec\u5bf9\u6211\u7b49\u975e\u5e38\u4e86\u89e3<\/p>\n \u54c8\uff09\uff0c\u4e00\u65f6\u4e5f\u6ca1\u53d1\u73b0\u4ec0\u4e48\u5f02\u5e38\uff0c\u53ea\u662fiftop\u53d1\u73b0\u6211\u4eec\u7684\u670d\u52a1\u5668\u4e00\u76f4\u5411\u5916\u5927\u91cf\u53d1\u5305\uff0c\u5bf9\u67d0\u4e2aIP\u7684\u6d41\u91cf\u80fd\u5230\u8fbe600\u591aM,\u8fd9\u65f6\u6211\u4eec\u610f\u8bc6\u5230\u670d\u52a1\u5668\u88ab\u9ed1\u4e86\uff0c\u4f46\u662f\u53ea\u662f\u5f53\u6210\u4e86\u8089\u9e21\uff0c\u53bb\u653b\u51fb\u522b\u7684\u670d\u52a1\u5668\uff0c\u5f53<\/p>\n \u7136\u653b\u51fb\u7684IP\u4e5f\u662f\u4e00\u76f4\u5728\u53d8\u5316\u7684\uff0c\u5c31\u597d\u50cf\u6709\u4eba\u5728\u8fdc\u7a0b\u63a7\u5236\u4e00\u6837\u3002<\/p>\n \u8f6c\u773c\u90fd\u5feb\u5230\u4e0b\u73ed\u65f6\u95f4\u4e86\uff0c\u8fd9\u65f6\u5927\u6982\u67093\u53f0\u670d\u52a1\u5668\u6709\u8fd9\u79cd\u7684\u60c5\u51b5\uff0c\u6b64\u65f6\u5927\u5bb6\u628a\u5404\u81ea\u4e86\u89e3\u7684\u60c5\u51b5\u6c47\u603b\u4e86\u4e00\u4e0b:<\/p>\n a\u3001\/bin\/ps,\/bin\/netsta\u7a0b\u5e8f\u90fd\u662f1.2M\u7684\u5927\u5c0f\uff0c\u663e\u7136\u662f\u88ab\u4eba\u6389\u5305\u4e86<\/p>\n b\u3001\/usr\/bin\/.dbus-daemon–system \u8fdb\u7a0b\u8fd8\u5e26\u4e86\u4e00\u4e2a\u70b9\uff0c\u8ddf\u54ea\u4e2a\u4e0d\u5e26\u70b9\u7684\u5f88\u50cf\uff0c\u4f46\u7ec8\u5f52\u662f\u5047\u7684\uff0c\u4f60\u548b\u4e0d\u7ed9\u771f\u7684\u5220\u6389\u66ff\u6362\u5462\uff0c\u770b\u6765\u5199\u8fd9\u79cd\u7a0b\u5e8f\u7684\u4eba\u6cd5\u5f8b\u610f\u8bc6\u5f88\u5f3a\uff0c\u8981\u4e0d\u7136\u7a0b\u5e8f\u63a8\u5e7f\u8d77\u6765\u4e86\uff0c\u6b7b\u4e86<\/p>\n \u4e00\u5927\u7247CIA\u4f1a\u653e\u8fc7\u4ed6\u5417<\/p>\n c\u3001\/etc\/rc.local\u6743\u9650\u6539\u4e86\uff0c\u800c\u4e14\u6dfb\u52a0\u4e86\u4e00\u4e2a\u5f00\u673a\u542f\u52a8\u9879<\/p>\n d\u3001lsattr\u3001chattr\u547d\u4ee4\u5220\u9664\u4e86<\/p>\n e \u3001\u8fdb\u7a0b\u6740\u6389\u4e86\u7acb\u5373\u53c8\u8d77\u6765\u4e86\u8fd9\u70b9\u5f88\u8ba9\u4eba\u5934\u75db<\/p>\n f\u3001\u627e\u5230\u4e86\u4e00\u4e9b\u6700\u8fd1\u4fee\u6539\u7684\u6587\u4ef6\uff0c\u663e\u7136\u8fd9\u4e9b\u90fd\u662f\u9ed1\u5ba2\u7559\u4e0b\u7684<\/p>\n g\u3001\u5f00\u673a\u81ea\u52a8\u542f\u52a8\u6587\u4ef6\u589e\u52a02\u4e2a\u542f\u52a8\u9879<\/p>\n \u521a\u5f00\u59cb\u8fdb\u7a0b\u6740\u4e86\u53c8\u8d77\u6765\uff0c\u6587\u4ef6\u5220\u4e86\u53c8\u81ea\u52a8\u751f\u6210\uff0c\u7ebf\u4e0a\u73af\u5883\u53c8\u6ca1\u6709\u9632\u706b\u5899\u914d\u7f6e\uff0c\u65e0\u5948\u4e4b\u4e0b\u53ea\u597d\u60f3\u4e86\u4e00\u4e2a\u602a\u62db\uff0c\u628a\/bin\/bash\u91cd\u547d\u540d\u4e00\u4e0b\uff0c\u679c\u7136\u6d41\u91cf\u4e0b\u6765\u4e86\uff0c\u8fd9\u79cd\u6740\u654c1\u4e07\u81ea\u635f8\u5343\u7684\u62db\u679c\u7136\u6709\u7528\u3002<\/p>\n \u5176\u5b9e\u8fd9\u65f6\u5019\u8fd8\u6ca1\u6709\u627e\u5230\u771f\u6b63\u7684\u6728\u9a6c\uff0c\u4f46\u662f\u5df2\u7ecf\u6709\u65f6\u95f4\u53bb\u5206\u6790\u67e5\u627e\u75c5\u6bd2\u6e90\u4e86\uff0c\u8fd93\u53f0\u5176\u4e2d\u4e24\u53f0\u4fee\u6539\u4e86bash\u540d\u5b57\uff0c\u7a81\u7136\u65ad\u5f00\u4e86\uff0c\u8fd9\u6837\u5c31\u767b\u9646\u4e0d\u4e86\uff0c\u53ea\u597d\u91cd\u88c5\u7cfb\u7edf\u4e86\u3002\u540e\u6765\u8fd9\u53f0\u6211\u5c31\u6162\u6162\u67e5\u627e\u4e86\uff0c\u5dee\u4e0d<\/p>\n \u591a\u90fd\u627e\u5230\u4e86\uff0c\u7136\u540e\u5220\u9664\u3002\u8fd9\u65f6\u5fc3\u60c5\u5927\u597d\uff0c\u51c6\u5907\u5199\u535a\u6587\u8bb0\u5f55\u4e00\u4e0b\uff0c\u6bd5\u7adf\u8fd9\u662f\u7ebf\u4e0a\u73af\u5883\u7b2c\u4e00\u6b21\u906d\u9047\u6728\u9a6c\u3002<\/p>\n \u5927\u698222\u70b9\u7684\u65f6\u5019\uff0c\u535a\u6587\u5199\u4e86\u4e00\u534a\uff0c\u7a81\u7136\u53c8\u63a5\u5230\u6545\u969c\uff0c\u8fd9\u6b21\u4e00\u4e0b\u5b50\u53c87\u53f0\u670d\u52a1\u5668\u51fa\u6545\u969c\u4e86\uff0c\u597d\u5fc3\u60c5\u4e00\u4e0b\u5b50\u6ca1\u4e86\uff0c\u539f\u6765\u90a33\u53f0\u53ea\u662f\u4e2a\u5f00\u573a\u767d\uff0c\u771f\u6b63\u7684\u6218\u6597\u8fd8\u6ca1\u6709\u5f00\u59cb\u3002\u6240\u4ee5\u540e\u9762\u7684\u535a\u5ba2\u662f\u7eed\u4e0a\u7684\uff0c\u8c03<\/p>\n \u8c03\u8981\u662f\u6709\u4e9b\u4e0d\u4e00\u6837\u5c06\u5c31\u7684\u770b\u5427\u3002<\/p>\n \u7531\u4e8e\u8fd9\u6bb5\u65f6\u95f4\u7f51\u4e0a\u67e5\u4e86\u4e9b\u8d44\u6599\uff0c\u6162\u6162\u7684\u5bf9\u8fd9\u4e2a\u6728\u9a6c\u719f\u6089\u8d77\u6765\u4e86\u3002\u8fd9\u65f6\u6211\u4e0a\u4f20\u4e86\u4e00\u4e9b\u6b63\u5e38\u7684\u4e8c\u8fdb\u5236\u7a0b\u5e8f\u5982\uff1als\uff0cnetstat,chattr,lsattr\u8fd9\u6837\u7528\u81ea\u52a8\u7684\u7a0b\u5e8f\u4e00\u4e0b\u5b50\u5c31\u67e5\u5230\u4e86\u6728\u9a6c\u7a0b\u5e8f\uff0c\u6211\u5206\u6790\u4e86\u4e00<\/p>\n \u4e0b\uff0c\u8fd9\u4e9b\u6728\u9a6c\u7a0b\u5e8f\u540d\u5b57\u53d8\u7740\u82b1\u6837\u6765\uff0c\u4f46\u4e07\u53d8\u4e0d\u79bb\u5176\u5b97\uff0c\u540d\u5b57\u90fd\u5199\u5728\/etc\/rc.d\/init.d\/DbSecuritySpt\u548c\/etc\/rc.d\/init.d\/selinux\u91cc\u9762\uff0c\u800c\u4e14\u540d\u5b57\u548c\u6b63\u5e38\u7684\u670d\u52a1\u5f88\u50cf\u3002<\/p>\n \u6709\/usr\/local\/zabbix\/sbin\/zabbix_AgentD\u3001\/usr\/bin\/bsd-port\/getty\u3001\/usr\/bin\/dpkgd\/ps\u3001\/usr\/bin\/.dbus-daemon–system\u3001\/usr\/bin\/.sshd\u3001\/usr\/bin\/sshd\u53cd\u6b63\u4f60\u7cfb\u7edf\u6709\u4ec0\u4e48\u7c7b\u4f3c\u7684<\/p>\n \u8fdb\u7a0b\u5728\u8fd0\u884c\uff0c\u4ed6\u5c31\u6539\u6210\u5dee\u4e0d\u591a\u7684\u6765\u8ff7\u60d1\u4f60\uff0c\u5176\u5b9e\u4ed6\u4eec\u90fd\u662f\u4e00\u4e2a\u7a0b\u5e8f\u5927\u5c0f\u4e5f\u4e00\u6837\u3002<\/p>\n \u73b0\u5728\u5c31\u662f\u5220\u9664\u8fd9\u4e9b\u6587\u4ef6\uff0c\u6740\u6b7b\u8fd9\u4e9b\u8fdb\u7a0b\uff0c\u8bf4\u4e2a\u5c0f\u63d2\u66f2\u7531\u4e8e\u67d0\u53f0\u670d\u52a1\u5668\u6f0f\u6389\u4e86\u4e00\u4e9b\u6ca1\u6709\u5220\uff0c\u7b2c\u4e8c\u5929\u6709\u6fc0\u6d3b\u4e86\uff0c\u8fd9\u4e9b\u4e1c\u897f\u5f53\u4f60\u7528\u4e0a\u9762\u7684\u547d\u4ee4\u65f6\u5c31\u53ef\u4ee5\u6fc0\u6d3b\uff0c\u6240\u4ee5\u8981\u5343\u4e07\u5c0f\u5fc3\u4ed4\u7ec6\u3002\u5728\u5927\u6982\u51cc\u66684\u70b9\u591a<\/p>\n \u7684\u65f6\u5019\u8fd97\u53f0\u670d\u52a1\u5668\u7684\u6728\u9a6c\u6e05\u7406\u4e86\u5dee\u4e0d\u591a\u4e86\uff0c\u73b0\u5728\u7efc\u5408\u603b\u7ed3\u4e86\u5927\u6982\u6b65\u9aa4\u5982\u4e0b\uff1a<\/p>\n 0\uff0c\u7b80\u5355\u5224\u65ad\u6709\u65e0\u6728\u9a6c<\/p>\n \u6709\u65e0\u4e0b\u5217\u6587\u4ef6<\/p>\n cat \/etc\/rc.d\/init.d\/selinux<\/p>\n cat \/etc\/rc.d\/init.d\/DbSecuritySpt<\/p>\n ls \/usr\/bin\/bsd-port<\/p>\n ls \/usr\/bin\/dpkgd<\/p>\n \u67e5\u770b\u5927\u5c0f\u662f\u5426\u6b63\u5e38<\/p>\n ls -lh \/bin\/netstat<\/p>\n ls -lh \/bin\/ps<\/p>\n ls -lh \/usr\/sbin\/lsof<\/p>\n ls -lh \/usr\/sbin\/ss<\/p>\n 1\uff0c\u4e0a\u4f20\u5982\u4e0b\u547d\u4ee4\u5230\/root\u4e0b<\/p>\n lsattr chattr ps netstat ss lsof<\/p>\n 2\uff0c\u5220\u9664\u5982\u4e0b\u76ee\u5f55\u53ca\u6587\u4ef6<\/p>\n rm -rf \/usr\/bin\/dpkgd \uff08ps netstat lsof ss\uff09<\/p>\n rm -rf \/usr\/bin\/bsd-port (\u6728\u9a6c\u7a0b\u5e8f\uff09<\/p>\n rm -f \/usr\/local\/zabbix\/sbin\/zabbix_AgentD \uff08\u6728\u9a6c\u7a0b\u5e8f\uff09<\/p>\n rm -f \/usr\/local\/zabbix\/sbin\/conf.n<\/p>\n rm -f \/usr\/bin\/.sshd<\/p>\n rm -f \/usr\/bin\/sshd<\/p>\n rm -f \/root\/cmd.n<\/p>\n rm -f \/root\/conf.n<\/p>\n rm -f \/root\/IP<\/p>\n rm -f \/tmp\/gates.lod<\/p>\n rm -f \/tmp\/moni.lod<\/p>\n rm -f \/tmp\/notify.file \u7a0b\u5e8f<\/p>\n rm -f \/tmp\/gates.lock \u8fdb\u7a0b\u53f7<\/p>\n rm -f \/etc\/rc.d\/init.d\/DbSecuritySpt\uff08\u542f\u52a8\u4e0a\u8ff0\u63cf\u8ff0\u7684\u90a3\u4e9b\u6728\u9a6c\u53d8\u79cd\u7a0b\u5e8f\uff09<\/p>\n rm -f \/etc\/rc.d\/rc1.d\/S97DbSecuritySpt<\/p>\n rm -f \/etc\/rc.d\/rc2.d\/S97DbSecuritySpt<\/p>\n rm -f \/etc\/rc.d\/rc3.d\/S97DbSecuritySpt<\/p>\n rm -f \/etc\/rc.d\/rc4.d\/S97DbSecuritySpt<\/p>\n rm -f \/etc\/rc.d\/rc5.d\/S97DbSecuritySpt<\/p>\n rm -f \/etc\/rc.d\/init.d\/selinux\uff08\u9ed8\u8ba4\u662f\u542f\u52a8\/usr\/bin\/bsd-port\/getty\uff09<\/p>\n rm -f \/etc\/rc.d\/rc1.d\/S99selinux<\/p>\n rm -f \/etc\/rc.d\/rc2.d\/S99selinux<\/p>\n rm -f \/etc\/rc.d\/rc3.d\/S99selinux<\/p>\n rm -f \/etc\/rc.d\/rc4.d\/S99selinux<\/p>\n rm -f \/etc\/rc.d\/rc5.d\/S99selinux<\/p>\n 3\uff0c\u627e\u51fa\u4e0b\u5217\u7a0b\u5e8f\u8fdb\u7a0b\u53f7\u5e76\u6740\u6b7b<\/p>\n top \u4e00\u773c\u5c31\u770b\u5230\u90a3\u4e2a\u6728\u9a6ccpu\u5229\u7528\u7387\u7279\u9ad8<\/p>\n \/root\/ps aux |grep -i jul29\uff08\u4e3b\u8981\u662f\u6700\u8fd1\u5f00\u542f\u7684\u8fdb\u7a0b\uff09<\/p>\n \/root\/ps aux |grep -i jul30<\/p>\n \/root\/ps aux |grep -i jul31<\/p>\n \/root\/ps aux |grep sshd<\/p>\n \/root\/ps aux |grep ps<\/p>\n \/root\/ps aux |grep getty<\/p>\n \/root\/ps aux |grep netstat<\/p>\n \/root\/ps aux |grep lsof<\/p>\n \/root\/ps aux |grep ss<\/p>\n \/root\/ps aux |grep zabbix_Agetntd<\/p>\n \/root\/ps aux |grep .dbus<\/p>\n \u4e3e\u4f8b\u5982\u4e0b\uff1a<\/p>\n \/root\/ps aux |grep getty<\/p>\n root 6215 0.0 0.0 93636 868 ? Ssl 20:54 0:05 \/usr\/bin\/bsd-port\/getty<\/p>\n kill 6215<\/p>\n \/root\/ps aux |grep zabbix_AgentD<\/p>\n root 2558 71.0 0.0 106052 1048 ? Ssl 20:54 117:29 .\/zabbix_AgentD<\/p>\n kill 2558<\/p>\n \/root\/ps aux |grep “\/dpkgd\/ps”<\/p>\n root 11173 67.8 0.0 105924 1020 ? Ssl 01:39 8:00 \/usr\/bin\/dpkgd\/ps -p 11148 -o comm=<\/p>\n kill 11173<\/p>\n \u6ce8\u610f\u5982\u679ckill\u540e\u5220\u9664\u540e\u8fd8\u4f1a\u518d\u51fa\u73b0\u5c31\u8fd9\u6837\u64cd\u4f5c\uff08\u7834\u574f\u6728\u9a6c\u7a0b\u5e8f\uff09<\/p>\n \/usr\/bin\/dpkgd\/ps && \/root\/chattr +i \/usr\/bin\/dpkgd\/ps<\/p>\n \/usr\/bin\/bsd-port\/getty && \/root\/chattr +i \/usr\/bin\/bsd-port\/getty<\/p><\/blockquote>\n 4\uff0c\u5220\u9664\u542b\u6728\u9a6c\u547d\u4ee4\u5e76\u91cd\u65b0\u5b89\u88c5\uff08\u6216\u8005\u628a\u4e0a\u4f20\u7684\u6b63\u5e38\u7a0b\u5e8f\u590d\u5236\u8fc7\u53bb\u4e5f\u884c\uff09<\/p>\n ps<\/p>\n \/root\/chattr -i -a \/bin\/ps && rm \/bin\/ps -f<\/p>\n yum reinstall procps -y<\/p>\n \u6216<\/p>\n cp \/root\/ps \/bin<\/p>\n netstat<\/p>\n \/root\/chattr -i -a \/bin\/netstat && rm \/bin\/netstat -f<\/p>\n yum reinstall net-tools -y<\/p>\n \u6216<\/p>\n cp \/root\/netstat \/bin<\/p>\n lsof<\/p>\n \/root\/chattr -i -a \/bin\/lsof && rm \/usr\/sbin\/lsof -f<\/p>\n yum reinstall lsof -y<\/p>\n \u6216<\/p>\n cp \/root\/lsof \/usr\/sbin<\/p>\n chattr && lsattr<\/p>\n yum -y reinstall e2fsprogs<\/p>\n ss<\/p>\n \/root\/chattr -i -a \/usr\/sbin\/ss && rm \/usr\/sbin\/ss -f<\/p>\n yum -y reinstall iproute<\/p>\n \u6216<\/p>\n cp \/root\/ss \/usr\/sbin<\/p>\n \u4fee\u6539\u4e0b\u9762\u4e24\u4e2a\u7a0b\u5e8f\u7684\u6743\u9650\uff0c\u8fd9\u4e2a\u662f\u610f\u5916\u53d1\u73b0\u6709\u7684\u6539\u4e86\u8fd9\u4e24\u4e2a\u7a0b\u5e8f\u7684\u6743\u9650\uff0c\u8ba9\u4f60\u53d1\u73b0\u4e86\u6728\u9a6c\u65e2\u4e0d\u80fd\u4e0b\u8f7d\u6b63\u5e38\u7a0b\u5e8f\u4e5f\u4e0d\u80fd\u6740\u8fdb\u7a0b<\/p>\n \/usr\/bin\/killall<\/p>\n \/usr\/bin\/wget<\/p>\n \u53e6\u5916\u4ed6\u4eec\u8fd8\u4fee\u6539\u4e86DNS\u6015\u6211\u4eec\u8bc6\u522b\u4e0d\u4e86\u6709\u7684\u57df\u540d\u5427\uff0c\u60f3\u5f97\u5f88\u5468\u5230\u54c8<\/p>\n cat \/etc\/resolv.conf<\/p>\n nameserver 8.8.8.8<\/p>\n nameserver 8.8.4.4<\/p>\n 5,\u5de5\u5177\u626b\u63cf<\/p>\n \u5b89\u88c5\u6740\u6bd2\u5de5\u5177<\/p>\n \u5b89\u88c5<\/p>\n yum -y install clamav*<\/p>\n \u542f\u52a8<\/p>\n service clamd restart<\/p>\n \u66f4\u65b0\u75c5\u6bd2\u5e93<\/p>\n freshclam<\/p>\n \u626b\u63cf\u65b9\u6cd5<\/p>\n clamscan -r \/etc –max-dir-recursion=5 -l \/root\/etcclamav.log<\/p>\n clamscan -r \/bin –max-dir-recursion=5 -l \/root\/binclamav.log<\/p>\n clamscan -r \/usr –max-dir-recursion=5 -l \/root\/usrclamav.log<\/p>\n clamscan -r –remove \/usr\/bin\/bsd-port<\/p>\n clamscan -r –remove \/usr\/bin\/<\/p>\n clamscan -r –remove \/usr\/local\/zabbix\/sbin<\/p>\n \u67e5\u770b\u65e5\u5fd7\u53d1\u73b0<\/p>\n \/bin\/netstat: Linux.Trojan.Agent FOUND\u4e3a\u75c5\u6bd2<\/p>\n grep FOUND \/root\/usrclamav.log<\/p>\n \/usr\/bin\/.sshd: Linux.Trojan.Agent FOUND<\/p>\n \/usr\/sbin\/ss: Linux.Trojan.Agent FOUND<\/p>\n \/usr\/sbin\/lsof: Linux.Trojan.Agent FOUND<\/p>\n 6\uff0c\u52a0\u5f3a\u81ea\u8eab\u5b89\u5168<\/p>\n \u4f46\u662f\u6b64\u65f6\u8fd8\u4e0d\u77e5\u9053\u7cfb\u7edf\u5165\u4fb5\u7684\u539f\u56e0\uff0c\u53ea\u80fd\u4ece\u4e24\u4e2a\u65b9\u9762\u8003\u8651\uff1a\u66b4\u529b\u7834\u89e3\u548c\u7cfb\u7edf\u53ca\u670d\u52a1\u6f0f\u6d1e<\/p>\n a\u3001yum update \u66f4\u65b0\u7cfb\u7edf\uff08\u7279\u522b\u662fbash\u3001openssh\u548copenssl\uff09<\/p>\n b\u3001\u5173\u95ed\u4e00\u4e9b\u4e0d\u5fc5\u8981\u7684\u670d\u52a1<\/p>\n c\u3001\u8bbe\u7f6essh\u666e\u901a\u7528\u6237\u767b\u9646\u5e76\u7528hosts.all\u3001hosts.deny\u9650\u5236\u767b\u9646\u7684\u7f51\u6bb5<\/p>\n d\u3001\u8bb0\u5f55\u767b\u9646\u7cfb\u7edf\u540e\u64cd\u4f5c\u7684\u547d\u4ee4<\/p>\n \u53d1\u73b0\u6709\u5982\u4e0b\u64cd\u4f5c<\/p>\n Jul 31 00:26:37 CHN-LZ-131 logger: [euid=root]::[\/root]echo > \/var\/log\/messages<\/p>\n Jul 31 00:26:37 CHN-LZ-131 logger: [euid=root]::[\/root]echo > \/var\/log\/httpd\/access_log<\/p>\n Jul 31 00:26:37 CHN-LZ-131 logger: [euid=root]::[\/root]echo > \/var\/log\/httpd\/error_log<\/p>\n Jul 31 00:26:37 CHN-LZ-131 logger: [euid=root]::[\/root]echo > \/var\/log\/xferlog<\/p>\n Jul 31 00:26:37 CHN-LZ-131 logger: [euid=root]::[\/root]echo > \/var\/log\/secure<\/p>\n Jul 31 00:26:37 CHN-LZ-131 logger: [euid=root]::[\/root]echo > \/var\/log\/auth.log<\/p>\n Jul 31 00:26:37 CHN-LZ-131 logger: [euid=root]::[\/root]echo > \/var\/log\/user.log<\/p>\n Jul 31 00:26:37 CHN-LZ-131 logger: [euid=root]::[\/root]echo > \/var\/log\/wtmp<\/p>\n Jul 31 00:26:37 CHN-LZ-131 logger: [euid=root]::[\/root]echo > \/var\/log\/lastlog<\/p>\n Jul 31 00:26:37 CHN-LZ-131 logger: [euid=root]::[\/root]echo > \/var\/log\/btmp<\/p>\n Jul 31 00:26:37 CHN-LZ-131 logger: [euid=root]::[\/root]echo > \/var\/run\/utmp<\/p>\n Jul 31 00:26:37 CHN-LZ-131 logger: [euid=root]::[\/root]echo > \/var\/spool\/mail\/root<\/p>\n Jul 31 00:26:37 CHN-LZ-131 logger: [euid=root]::[\/root]echo > .\/.bash_history<\/p>\n Jul 31 00:26:37 CHN-LZ-131 logger: [euid=root]::[\/root]rm -rf \/root\/.bash_history<\/p>\n Jul 31 00:26:37 CHN-LZ-131 logger: [euid=root]::[\/root]<\/p>\n","protected":false},"excerpt":{"rendered":" \u7531\u4e8e\u81ea\u5df1\u4e5f\u78b0\u5230\u8fc7\u8fd9\u79cd\u60c5\u51b5\uff0c\u521a\u597d\u770b\u5230\u8fd9\u7bc7\u6587\u7ae0\uff0c\u5148\u8f6c\u8f7d\u8fc7\u6765\u3002\u7684\u786e\u86ee\u6709\u7528\u7684\u54e6\u3002 \u9996\u5148\u5267\u900f\u4e00\u4e0b\u540e\u95e8\u6728\u9a6c\u5982\u4e0b\uff1a… \u7ee7\u7eed\u9605\u8bfb Linux\u670d\u52a1\u5668\u4e2d\u6728\u9a6c\uff08\u8089\u9e21\uff09\u624b\u5de5\u6e05\u9664\u65b9\u6cd5<\/span><\/i><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[4],"tags":[],"_links":{"self":[{"href":"http:\/\/www.anthonylee.cn\/myblog\/index.php?rest_route=\/wp\/v2\/posts\/17"}],"collection":[{"href":"http:\/\/www.anthonylee.cn\/myblog\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.anthonylee.cn\/myblog\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.anthonylee.cn\/myblog\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.anthonylee.cn\/myblog\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=17"}],"version-history":[{"count":1,"href":"http:\/\/www.anthonylee.cn\/myblog\/index.php?rest_route=\/wp\/v2\/posts\/17\/revisions"}],"predecessor-version":[{"id":18,"href":"http:\/\/www.anthonylee.cn\/myblog\/index.php?rest_route=\/wp\/v2\/posts\/17\/revisions\/18"}],"wp:attachment":[{"href":"http:\/\/www.anthonylee.cn\/myblog\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=17"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.anthonylee.cn\/myblog\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=17"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.anthonylee.cn\/myblog\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=17"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}