Re: viruses
From: Eberhard Lisse (el@ac.lisse.na)
Fri, 04 May 2001 05:52:58 +0200
Or run linux.
el
In message <4.3.2.7.2.20010503164658.036bf0e8@mail.obgyn.net>, Bruce Speyer wri
tes:
> Hi
>
> Dr. Fazeel gives good advice below. Be especially careful of opening files
> with extensions EXE (executable), CMD (commands), JS and JSE (javascript),
> VBS and VBE (visual basic script), PIF (Program InFormation file, a type of
> file that holds information about how Windows should run a non-Windows
> application - how worms are often delivered) and SCR (Windows Screen
> Saver). A DOC, XLS or even PPT file can contain MSWord macros which can
> mess up your other word files but these days the macro capability is
> defaulted off in many installations which will disable these common viruses.
>
> As noted by Allen Worrall the virus from today was not actually delivered
> by OBGYN.net. We run extensive filtering on the forums and in fact it is
> difficult even to get a posting like this about viruses through without
> triggering it.
>
> What is happening is that somebody with an infected computer receives an
> email which may just happen to have been sent through a forum like
> Ultrasound and then their computer without their knowledge is
> *automatically* responding to the sender with the virus. If they happen to
> respond to the forum itself it is caught and you never see it.
>
> There is no escaping viruses and worms if you use email. Besides just
> thinking and being careful about what attachments you open the full proof
> answer is to have a virus scan program on your computer and most
> importantly keep the virus definitions up to date. We had a case today
> where one of the OBGYN.net staff had a virus because their virus scan
> definitions were last updated two months ago and the virus they caught was
> created just weeks ago. Once they updated their virus definitions the
> virus scan program popped up a warning and we were able to clean up the PC.
>
> The two most common virus programs are Mcafee and Norton. We use both and
> they work fine. For more information see http://www.mcafee.com and
> http://www.norton.com Both programs have a semi-automatic update virus
> definition capability built into them.
>
> Hope this helps
> Bruce
>
> >Date: Fri, 04 May 2001 01:17:23 +0500
> >From: Dr Fazeel uz Zaman <fazeel@atd.hazara.net.pk>
> >Subject: [Fwd: Advice...Re: [medicalimaging] Anatoli, you have a virus]
> >
> >Dear friends,
> >1-Do not open any attached file.........except JPEG format.
> >2-If you send any other file, please introduce that file in your
> >covering letter, so that we feel safe and open it..
> >3-We all should now INSERT picture/image in the body of email, instead
> >of attaching it.
> >4-Particularly don't open any file with extensions EXE, PIF, BAT, or
> >COM. Beware of ...DOC. exe and ....JPEG. exe or ....DOC. pif files.
> >I didn't open any of the recent attached files sent by VIRUS in the
> >COMPUTER of Anatoli. These seem to be viscious as message subject
> >remains intact and it seems a relevant reply is being given.
> >I hope this helps.................Fazeel
> >
> >Allen Worrall wrote:
> >
> > > Shlomo, yes, evidently the virus only attaches itself to unread email
> >
> > > and then sends that same message again. So if Anatoli read an email
> > > before the virus had a chance to get into it, that email would not be
> > > infected and would not be resent. So emails that Anatoli sends himself
> >
> > > are clean, whereas those that he does not know his computer is sending
> >
> > > are infected. Something like that. Allen
>
> --
> Bruce Speyer, CTO Home of OTOHNS.net http://www.otohns.net
> MediSpecialty.com A Physician Directed Network
> +001 512-835-1111 ext 227 and OBGYN.net http://www.obgyn.net
> 512-835-6112 fax, 512-632-3455 cell The Universe of Women's Health
> EMAIL: bruce.speyer@medispecialty.com
>
