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Symantec virus protection products unable to find (still) W32/Fibbit.OL!tr

Created: 27 Feb 2013 | 3 comments
AriK's picture

I have tested SEP, Symantec Messaging Gateway and Symantec Mail Security for Exchange and none of them find above mentined trojan/virus. Compewtitive products do find it - for example fortigate find the virus on the fly while scanning all the network traffic. Very bad performance from Symantec. The virus was found alreade nearly week ago.

Operating Systems:

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Brɨan's picture

The problems is two fold. The virus is changing its code to evade detection and Symantec doesn't have a definition for the new variant.

If you have a sample, you can help them out by submitting it:

You can also check out the below:

Security Response recommendations for Symantec Endpoint Protection 12.1 settings

Article:TECH173752  |  Created: 2011-11-07  |  Updated: 2011-11-21  |  Article URL

Please click the "Mark as solution" link at bottom left on the post that best answers your question. This will benefit admins looking for a solution to the same problem.

SebastianZ's picture

Submit the suspected file to the Security Response for analysis:

How to Use the Web Submission Process to Submit Suspicious Files

Mithun Sanghavi's picture


Is Symantec Endpoint Protection installed with full Features?? In other words, Today installing only Virus and Spyware Protection is not enough.

Secondly, to your issue check these Articles:

Scanning a file with a competitor's antivirus program detects a virus, but scanning with Symantec AntiVirus or Symantec Endpoint Protection does not

What to do when you suspect that a Symantec AntiVirus product is not detecting viruses

Follow the Symantec Security Best practices -

About creating a plan to respond to viruses and security risks

Using Symantec Support Tool, how do we Collect the Suspicious Files and Submit the same to Symantec Security Response Team.

Using Symantec Help (SymHelp) Tool, how do we Collect the Suspicious Files and Submit the same to Symantec Security Response Team.

Hope that helps!!

Mithun Sanghavi
Senior Consultant

Don't forget to mark your thread as 'SOLVED' with the answer that best helped you.