Saleh:
No, Redhat9 has kernel 2.4.20-8
Abdallah:
Thanks for your reply .. I checked the processes running, everything 
seems ok now, the process which established the connection was httpd, I 
already removed it since we don't need it. The connection to the remote 
dest (on port 6667) is gone, and I already rebooted the server - lost 
the 9 weeks uptime :-s -. But will keep an eye on it.

Abdallah wrote:

> Salam Issam
>
> Yes. anytime you see a process you did not create connecting to a 
> remote host, specially IRC  ports, then you can be certain it is a 
> trojan of some sort.
>
> netstat -tapn  or netstat -tap  will show you a list of what is 
> connecting where. Follow the suspicious processes with lsof -n -i  to 
> see where the culprit is hiding.
>
> Be  careful how you remove it.  A simple process kill or binary 
> removal may result in a bad counter measures from the trojan. Like 
> deleting your /var 
>
> Be very careful. 
>
> Once you identify your trojan binaries and how they are starting then 
> you better shutdown. Reboot with a rescue disk .. Mount your hard disk 
> .  Remove binaries and startup scripts.
>
> restart normally. On a RH9 I would Update your ssh server and clients. 
> Change all of your user passwords. Setup a firewall.. Close everything 
> going out.
>
> Then and only then you get it online again.
>
> Or, you can format and reinstall a newer distro. :P
>
> Abdallah




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