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Re: error from RkHunter and ChkRootKit [message #12737 is a reply to message #12718] Tue, 08 May 2007 12:12 Go to previous messageGo to previous message
Daniel Pittman is currently offline  Daniel Pittman
Messages: 26
Registered: January 2007
Junior Member
Markus Hardiyanto <informatics2k1@yahoo.com> writes:

> I install RkHunter and ChkRootKit inside VE. the VE is using Centos
> 4.4 minimal installation. i download the Centos image from the list on
> OpenVZ Wiki. here is the error that i got:
>
> from RkHunter:
>
> Performing 'known good' check...
> /bin/kill [ BAD ]
> /sbin/insmod [ BAD ]
> /sbin/lsmod [ BAD ]
> /sbin/modprobe [ BAD ]
> /usr/bin/file [ BAD ]

[...]

> is this false positives??

Yes and no -- those are modified from the standard packages you would
have in a normal system, but the modification is to be expected with
OpenVZ. Er, except maybe the /usr/bin/file binary...

> from ChkRootKit:
> Checking `lkm'... You have 74 process hidden for readdir command
> chkproc: Warning: Possible LKM Trojan installed

Again, probably expected: the proc file system within the VE isn't
identical to a physical system.

Daniel
--
Digital Infrastructure Solutions -- making IT simple, stable and secure
Phone: 0401 155 707 email: contact@digital-infrastructure.com.au
http://digital-infrastructure.com.au/

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