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SymbOS.Fontal.D

Risk Level 1: Very Low

Discovered:
December 2, 2005
Updated:
February 13, 2007 12:49:29 PM
Type:
Trojan Horse
Systems Affected:
EPOC


SymbOS.Fontal.D is a Trojan horse that runs on the Symbian OS, which is used as the operating system for Nokia Series 60 cellular telephones. It drops a corrupted Font file, which will cause the compromised device to fail at next reboot. It also attempts to disable Kaspersky Anti-Virus for Symbian by overwriting the files associated with this application.

SymbOS.Fontal.D reportedly arrives as Nokia Anti-Virus.SIS.

Antivirus Protection Dates

  • Initial Rapid Release version December 3, 2005
  • Latest Rapid Release version August 20, 2008 revision 017
  • Initial Daily Certified version December 3, 2005
  • Latest Daily Certified version August 20, 2008 revision 016
  • Initial Weekly Certified release date December 7, 2005
Click here for a more detailed description of Rapid Release and Daily Certified virus definitions.

Threat Assessment

Wild

  • Wild Level: Low
  • Number of Infections: 0 - 49
  • Number of Sites: 0 - 2
  • Geographical Distribution: Low
  • Threat Containment: Easy
  • Removal: Easy

Damage

  • Damage Level: Low

Distribution

  • Distribution Level: Low
Writeup By: Yana Liu

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