Rootkit

Karl Larsen k5di at zianet.com
Wed Oct 24 00:24:01 UTC 2007


Rick Stevens wrote:
> On Tue, 2007-10-23 at 17:39 -0600, Karl Larsen wrote:
>   
>> Rick Stevens wrote:
>>     
>>> On Tue, 2007-10-23 at 17:00 -0600, Karl Larsen wrote:
>>>   
>>>       
>>>>     Reading about Rootkit got me interested in chkrootkit so I d/l it 
>>>> and ran it with -p which is quiet and it finished with this:
>>>>
>>>> [root at k5di ~]# chkrootkit -q
>>>> eth0: PF_PACKET(/sbin/dhclient)
>>>>  The tty of the following user process(es) were not found
>>>>  in /var/run/utmp !
>>>> ! RUID          PID TTY    CMD
>>>> ! root         2962 tty7   /usr/bin/Xorg :0 -br -audit 0 -auth 
>>>> /var/gdm/:0.Xauth -nolisten tcp vt7
>>>> [root at k5di ~]#
>>>>
>>>> I am confused by this output. Does anyone know what this is and what I 
>>>> should do with it?
>>>>     
>>>>         
>>> Ignore it.  When gdm fires up and takes over tty7 it doesn't put an
>>> entry in utmp.  That's fairly minor.  However, it's best to run
>>> chkrootkit in a non-GUI runstate (e.g. runstate 3).  One way to do it
>>> is:
>>>
>>> 	1. Log out of the GUI
>>> 	2. Press CTRL-ALT-F1 to get to a regular console
>>> 	3. Log in as root
>>> 	4. # telinit 3
>>> 	5. # chkrootkit -q
>>> 	6. # telinit 5
>>> 	7. Log back into the GUI
>>>
>>> ----------------------------------------------------------------------
>>> - Rick Stevens, Principal Engineer             rstevens at internap.com -
>>> - CDN Systems, Internap, Inc.                http://www.internap.com -
>>> -                                                                    -
>>> -  You know you've landed gear-up when it takes full power to taxi.  -
>>> -                                                -- Chuck Yeager     -
>>> ----------------------------------------------------------------------
>>>
>>>   
>>>       
>>     Hi Rick and thank you! I was a Navy pilot and we had a guy sitting 
>> on the edge of the deck watching us land. He had a radio that he would 
>> yell "wheels!!" if we forgot. I never got called.
>>
>>     Yes I will try it from level 3 and see if it finds anything.
>>     
>
> I'm a pilot, too.  Fortunately, my Comanche has a horn that sounds when
> I throttle back with the gear up.  It doesn't have a stall warning
> horn though.  Go figure.
>   

Well Rick both horns are honking at the same time as you land and it 
confuses you! The Navy I think tried both stall and wheels but it didn't 
work at all well because we do go into a stall when landing :-)


> ----------------------------------------------------------------------
> - Rick Stevens, Principal Engineer             rstevens at internap.com -
> - CDN Systems, Internap, Inc.                http://www.internap.com -
> -                                                                    -
> -         We have enough youth, how about a fountain of SMART?       -
> ----------------------------------------------------------------------
>
>   


-- 

	Karl F. Larsen, AKA K5DI
	Linux User
	#450462   http://counter.li.org.




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