Low level format

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Author: Dennis Kibbe
Date:  
Subject: Low level format
Quoting Kyle Faber <>:

>
>     I have a client who has a nasty hacker problem.  I have reason to believe 
> that there is some sort of "sleeper" application inside some kind of hidden 
> partition.  I came to this conclusion after seeing evidence of the hack 
> return on a repartitioned, formatted, disconnected machine.  The hacked users

>
> returned, the machine begins to attempt to phone home. There is no evidence
>
> of any hidden partitions using linux fdisk.
>
> Any suggestions? I have heard some form of the dd command can be used to
> overwrite ALL information on this disk. Anyone have any tips for that? Or
> any tips in general, I am tearing my hair out on this one.
>
> Thanks a bunch!
> --
> Kyle Faber
> Account Manager
> EMR Internet
>
> 623-581-0842 voice
> 623-582-9499 fax


I understand that some demo software hides a key in the free space at the end of
the MBR so even if you reformat the drive you can't reinstall the demo version
after the expiry date.

Dennis Kibbe


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