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Virus checker at command prompt

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Name: Steve
Date: September 12, 2002 at 20:49:05 Pacific
OS: w2k
CPU/Ram: Piii
Comment:

I work for a small company that supports networks for small companies...

This summer we have seen an increase in virus attacks...some quite serious...

I find myself at least once a week dealing with infections of some kind...I am NOT a virus expert and I use the normal tools generally available to fight and kill...

But this week I had a tough one...495 files infected with KlezH, which is NOT uncommon...

But I think there were some other things in the computer doing some damage I couldn't identify...

The major issue is that whatever it was it KILLED NAV 2002 with a definition file about 3 months old...

It would boot up (W2K system), go into a normal looking GUI, show a system error message, then shut down...repeatedly...on about a 4 minute cycle...

Booting into safe mode allowed me to run about 10 different virus removal programs from Norton, Bit Defender, etc...this was the only I could think of to do it...

But it took about an hour of fiddlng around before I was able to get into safe mode and start working on it...

At the end I could NOT reinstall Norton 2002...even after cleaning out the registry line by line, I still could not get Norton back on...

Did get AVG on and did a full scan, but nothing showed up...

So...I am looking for some virus scanner that I can run at the command prompt, DOS and NTFS, with the latest definition file...

It could be on a bootable CD or even multiple floppies, but I want another "bullet for my gun"...so to speak...

Does anyone know of anything like this, or has anyone created something that will work...

I tried booting Norton 2002 from the CD, but I couldn't get an updated definition file to associate with it...

Any ideas???

thanx
Steve



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Response Number 1
Name: capt
Date: September 13, 2002 at 07:34:43 Pacific
Reply:

One of the actions that the KLEZ does is to attack and disable the antivirus program and sometimes the firewall program. To get Norton back on you will need a program called Rnav.exe available at the Symantec Website. You can do an on-line virus scan at that site too. If you are going to continue to use outlook/express express for email, make sure the preview pane is disabled. Select the security settings in outlook/express to "do not allow attachments that might contain a virus"and "warm me when other applications try". Get a firewall that scans email attachments for virus/trojans. YOu can also make a floppy disk of the KLEZ removal tool to deal with any future infections, since the staff seem to like to open atachments without any thought put into their action. All the best!


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Response Number 2
Name: Steve
Date: September 13, 2002 at 12:48:14 Pacific
Reply:

CApt...Many thanx...
Rnav would NOT remove the Norton 2002, I keep a copy of it in my toolkit...

Actually, a few weeks ago I made a CD of all the Norton, F-protect, Bit-Defender and a couple others various virus removal tools...keep them with me and I'm finding an increasing usage...

I agree with your comments on the firewall...Most of our customers have firewalls, but this one did not...

Steve


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Response Number 3
Name: capt
Date: September 13, 2002 at 13:06:40 Pacific
Reply:

Steve, I do not know if you have tried the steps at this page at Syamntec;
http://service2.symantec.com/SUPPORT/nav.nsf/docid/2001120816371506.


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Response Number 4
Name: Steve
Date: September 13, 2002 at 14:38:10 Pacific
Reply:

Hay Capt....

NO...I was NOT aware of this...I have burned this info onto my "ultra virus checker thingy" CD...I'm sure it will come in handy...

BTW...do you know of any virus scanners that can be run at the command prompt???

Email me if you like

Thanx
Steve


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Response Number 5
Name: capt
Date: September 13, 2002 at 14:55:16 Pacific
Reply:

Not really sure, but if one would, it might be ESET's NOD32. From what I have read it just about the best there is, and uses very little resources. Murve, who helps a lot of people at this site uses it. You might try a post directed his way to find out the program details, or try their website. They receive great ratings from the Virus Bulletin Tests.


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