Threat Description

Skulls.F

Details

Aliases: Skulls.F, SymbOS/Skulls.F
Category: Malware
Type:
Platform: W32

Summary



Skulls.F is an edited version of Skulls.D SIS file trojan, it contains several variants of Cabir worm, and several copies of Locknut.B trojan.



Removal



Automatic Disinfection

Allow F-Secure Anti-Virus to disinfect the relevant files.

For more general information on disinfection, please see Removal Instructions.



Technical Details



Skulls.F is still under analysis, detailed information will be provided in near future.

Spreading in: Simworks.SIS and WMAcodec.sis

Payload

Replaces built in and third party applications with non-functional ones, installs Cabir worm variants, Locknut.B trojan and starts animation that shows flashing skull picture.



Detection


Generic detection that detects Skulls.F was published for F-Secure Mobile Anti-Virus on December 13th, 2004 in
Detection Type: Mobile
Database: database build number 15



Description Created: Jarno Niemela March 22nd, 2005
Description Last Modified: Jarno Niemela March 29th, 2005


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