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Article #4767Re: Is this a new virus? (PC)
From: Vesselin Bontchev
Date: Tue, 05 Jan 1993 22:18
Date: Tue, 05 Jan 1993 22:18
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1860 bytes
tck@bend.ucsd.edu (Kevin Marcus) writes: > >0,0,8. This is irrelevant. What is rellevant is that the problem with > >Michelangelo occurs exactly because the "standard" Stoned variant put > >the original MBR at 0,0,7 - at the same place as Michelangelo, and > >because the two viruses do not recognize each other. > Oh, come on, it is relevant. The original problem: Disinfection of a > Stoned and MIchelangelo infection. Where they move the orig. MBR is > quite important, because in one case, it is possible to remove the > viruses by pulling the original MBR up, and in the other, it is not. That's exactly what I am trying to tell you, but maybe I am not expressing myself clearly enough. The Stoned+Michelangelo problem occurs exactly because both viruses store the original MBR at ONE AND THE SAME PLACE, therefore the original MBR gets lost. Such system cannot be disinfected, because there is no original MBR. The only solution is to put a new MBR, which the anti-virus program must carry with itself. Of course, some care should be taken not to destroy any PARTITION TABLE information. Regards, Vesselin - -- Vesselin Vladimirov Bontchev Virus Test Center, University of Hamburg Tel.:+49-40-54715-224, Fax: +49-40-54715-226 Fachbereich Informatik - AGN < PGP 2.1 public key available on request. > Vogt-Koelln-Strasse 30, rm. 107 C e-mail: bontchev@fbihh.informatik.uni-hamburg.de D-2000 Hamburg 54, Germany
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Path: arc1-ca.pugleaf.net!sparky!uunet!dtix!darwin.sura.net!jvnc.net!netnews.upenn.edu!netnews.cc.lehigh.edu!news From: bontchev@fbihh.informatik.uni-hamburg.de (Vesselin Bontchev) Newsgroups: comp.virus Subject: Re: Is this a new virus? (PC) Message-ID: <0015.9301062041.AA14693@barnabas.cert.org> Date: 5 Jan 93 22:18:57 GMT Sender: virus-l@lehigh.edu Lines: 28 Approved: news@netnews.cc.lehigh.edu