Path: utzoo!attcan!uunet!cbmvax!carolyn
From: carolyn@cbmvax.UUCP (Carolyn Scheppner CATS)
Newsgroups: comp.sys.amiga
Subject: Re: Interesting boot block I found... (long)
Keywords: SCA !!! NON-VIRAL !!!
Message-ID: <3789@cbmvax.UUCP>
Date: 16 May 88 21:52:04 GMT
References: <13348@tut.cis.ohio-state.edu>
Reply-To: carolyn@cbmvax.UUCP (Carolyn Scheppner CATS)
Distribution: na
Organization: Commodore Technology, West Chester, PA
Lines: 31

In article <13348@tut.cis.ohio-state.edu> erd@tut.cis.ohio-state.edu (Ethan R. Dicks) writes:
>[]
>Here is this most amazing boot block...
>
>(it passes through VirusX _and_ Vcheck1.9)
>
>0000: 444F5300 37FCBB02 8721CBF9 43FA0018    DOS.7....!..C...
>0010: 4EAEFFA0 4A80670A 20402068 00167000    N...J.g. @ h..p.
>0020: 4E7570FF 60FA646F 732E6C69 62726172    Nup.`.dos.librar
>0030: 79000000 F0000000 54484953 20424F4F    y.......THIS BOO
>0040: 54424C4F 434B2043 414E4E4F 54204245    TBLOCK CANNOT BE
>0050: 20494E46 45435445 44204259 20544845     INFECTED BY THE
>0060: 20534341 2D564952 55532C20 42454341     SCA-VIRUS, BECA
>0070: 55534520 49542057 41532047 454E4552    USE IT WAS GENER
>0080: 41544544 20574954 48205448 45205649    ATED WITH THE VI
>0090: 5255532D 50524F54 4543544F 52205631    RUS-PROTECTOR V1
>00A0: 2E302042 59205448 45204D45 47412D4D    .0 BY THE MEGA-M
>00B0: 49474854 59205357 49535320 43524143    IGHTY SWISS CRAC
>00C0: 4B494E47 20415353 4F434941 54494F4E    KING ASSOCIATION
>00D0: 20212121 000000F0 00000000 00000000     !!!............

The SCA virus won't infect this bootblock because it works out to the
same checksum as an bootblock already infected with SCA.  This will
not protect against infection by any other bootblock viruses.

-- 
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Carolyn Scheppner -- CATS   >>Commodore Amiga Technical Support<<
                     UUCP  ...{allegra,ihnp4,rutgers}!cbmvax!carolyn 
                     PHONE 215-431-9180
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