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Article #56

Re: Stoned Virus

#56
From: Bruce P. Burrell
Date: Wed, 03 Jun 1998 00:00
33 lines
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In alt.comp.virus RDMMD <RDMMD@prodigy.net> wrote:
> I was in Beijing and borrowed a floppy from the business center of a large,
> expensive hotel.  My pc didn't work very well after that.  Only one virus
> program (I think it was Norton or Macafee - I hate Macafee) diagnosed the
> problem as a CMOS virus.  I still have the disc.  Before the diagnosis a
> computer expert told me that it might be a CMOS virsus but that there was
> debate over whether they existed or not.  What do you think?

   I think that no virus can reside only in CMOS and survive.

   As for whether you might have had a virus that contains 'CMOS' within its
name, that's entirely possible.

   [Oh, by the way: it's easy to get that diskette analyzed, if you choose to
do so.]

   -BPB

> Bruce P. Burrell wrote in message ...
>>In alt.comp.virus GroundHog <kreidi@bigpond.com> wrote:
>>> So far, all stoned viruses I had to remove, and some other, on client's
>>> systems I've removes successfully! Many viruses use the battery powered
>>> cmos to survive the power off....
>>
>>   Ummm, exactly what viruses depend on CMOS, and how do you assert that
> they
>>use it?  I don't think you can find more than a handful that affect CMOS in
>>any way, and none that use it to survive a power down.  A couple, like
> EXEBug,
>>use it to circumvent a clean floppy boot, but that's a different thing.
>>
>>   -BPB
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References: <356AA597.1F258B7D@nettrek.com.au> <356bab16.0@139.134.5.33> <6kiae9$r2i@news.microsoft.com> <35724303.0@139.134.5.33> <WIwc1.1061$iY6.4913559@news.itd.umich.edu> <6l3g80$cva4$1@newssvr04-int.news.prodigy.com>

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From: "Bruce P. Burrell" <bpb@ren.us.itd.umich.edu>
Subject: Re: Stoned Virus
Date: 1998/06/03
Message-ID: <dZkd1.1501$iY6.7031948@news.itd.umich.edu>
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References: <356AA597.1F258B7D@nettrek.com.au> <356bab16.0@139.134.5.33> <6kiae9$r2i@news.microsoft.com> <35724303.0@139.134.5.33> <WIwc1.1061$iY6.4913559@news.itd.umich.edu> <6l3g80$cva4$1@newssvr04-int.news.prodigy.com>
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