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Re: Worried about having been hacked



El mié, 08-07-2009 a las 10:59 +0100, James Allsopp escribió:
> Hi,
> I've checked this out and that was happening, but I've just had this
> reported by rkhunter;
> 
> Warning: Package manager verification has failed:
>          File: /bin/rpm
>          Try running the command 'prelink /bin/rpm' to resolve
> dependency errors.
>          The file hash value has changed
>          The file size has changed
> Warning: Package manager verification has failed:
>          File: /usr/bin/passwd
>          Try running the command 'prelink /usr/bin/passwd' to resolve
> dependency errors.
>          The file hash value has changed
>          The file size has changed
> Warning: Package manager verification has failed:
>          File: /usr/bin/perl
>          Try running the command 'prelink /usr/bin/perl' to resolve
> dependency errors.
>          The file hash value has changed
>          The file size has changed
> Warning: Package manager verification has failed:
>          File: /sbin/chkconfig
>          Try running the command 'prelink /sbin/chkconfig' to resolve
> dependency errors.
>          The file hash value has changed
>          The file size has changed
> 
> I'm not entirely sure what these errors mean though, have these files
> been trojan'ed.

If you updated your system that's perfectly normal.
Anything strange in /etc/passwd? Any user with uid 0 apart from root?

You might want to take a look at the "last" and make sure there's
nothing unusual there, strange hours, strange IPs...

Manuel.
-- 
Manuel Arostegui Ramirez.

Electronic Mail is not secure, might not be read every day, and should not
be used for urgent or sensitive issues.



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