.mech

[Tim]

On Mon, 2008-07-07 at 08:49 -0500, Fedora User wrote:
> There has been a lot of traffic on a machine lately.
> Someone noticed a .mech/.stealth directory in /var/tmp/...
> which looks kind of like a virus.  It does suspicious
> things.  There is a file called cyc.pid which contains
> a process id.  When I did a ps on the ID I found only
> "ps" was running.  However, in that same directory I noticed
> an executable called "ps".  The ps on ps showed it had been
> running for the last 4 or 5 days, and a regular linux ps runs
> no more than a few seconds.  There is also an executable there
> called "pico" and several server files all pointing to undernet.org.
> 
> Has anyone else run into this?  Is it a virus?  Is like an
> IRC bot.  What can be done?

I Googled cyc.pid and found:
http://www.webhostingtalk.com/showthread.php?t=423617  It doesn't sound
good.  But you should do more research than I did.

The other doesn't like nice, either:
http://www.google.com.au/search?q=%2Fvar%2Ftmp%2F+mech+stealth

Once you've worked out what to do about them (*try* and repair, and
possibly miss something, or wipe out and start again), look into making
your web server more secure *BEFORE* you make it accessible.

-- 
[tim at localhost ~]$ uname -r
2.6.25.9-76.fc9.i686

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