Threat Description

Sober.S.dr

Details

Aliases:Sober.S.dr, Trojan-Dropper.Win32.VB.iv, Sober.S dropper, W32/Sober.S.dr, VB.iv
Category: Malware
Type:
Platform: W32

Summary



We started to get reports about a new dropper for Sober.S worm at noon on October 6th, 2005. This dropper drops exactly the same Sober.S variant that started to spread early in the morning. When the dropper is run, it shows a messagebox as a decoy:

The description of Sober.S worm can be found here:

http://www.f-secure.com/v-descs/sober_s.shtml



Removal


Automatic action

Once detected, the F-Secure security product will automatically disinfect the suspect file by either deleting it or renaming it.

More

You may wish to refer to the Support Community for further assistance. You also may also refer to General Removal Instructions for a general guide on alternative disinfection actions.






Detection


The dropper for Sober.S worm is detected with the following F-Secure Anti-Virus updates:
Database: 2005-10-06_05



Description Created: Alexey Podrezov; October 6th, 2005


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