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Re: [Full-disclosure] Inside AV engines?



I have to warn you about Morphine that if you use it AVs like KAV will
detect and warn a user that this is a morphined file + scan inside. It's
also open source in Delphi so with a couple modifications you should be good
:)
>
>
>
> On 12/13/05, Fósforo <fosforo@xxxxxxxxx> wrote:
> >
> > ... or you can try one crypt/packer ($$$) called Morphine -
> > http://hxdef.czweb.org/
> > Assuming your company is going to support an exclusive antidetection
> > tool like that
> >
> > 2005/12/13, Michael Tewner <tewner@xxxxxxxxx>:
> > > Check The Art of Computer Virus Research and Defense (Paperback)
> > > by Peter Szor. It is one of the foremost books in Virus detection,
> > etc,
> > > and I found it to be a valuable read...
> > >
> > > Examples are in C code, and there's a lot of memory dumping, etc.
> > Check
> > > slashdot's review if you want.
> > >
> > > Jeroen wrote:
> > > > For penetration testing on Wintel system, I often use netcat.exe and
> > stuff
> > > > like pwdump. More and more I need to disable anti-virus services
> > before
> > > > running the tools to avoid alarms and auto-deletion of the
> > applications. It
> > > > works but it isn't an ideal situation since theoretically a network
> > can be
> > > > infected while the AV-services are down. Recompiling tools is an
> > option
> > > > since the source of many tools I use is available. The question is
> > (before I
> > > > burn useless CPU cycles): can someone help me getting info about the
> > inside
> > > > of AV engines? Will addition of some rubbish to the code do the
> > trick (->
> > > > other checksum), do I need to change some core code or is it a
> > mission
> > > > impossible anyway? Who can help for example getting some useful
> > research
> > > > papers on the subject of detecting viruses and how to bypass
> > mechanisms
> > > > used? Any help will be appreciated.
> > > >
> > > >
> > > > Greets,
> > > >
> > > > Jeroen
> > > >
> > > >
> > > > _______________________________________________
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> >
> > --
> >
> > ----------------------------------------------
> >
> > "O  caminho  do  homem  de  bem  é  cercado de
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> > e tirania  dos homens maus.  Abençoados os que,
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> >
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> >
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