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SymbOS.Blankfont.A

Risk Level 1: Very Low

Discovered:
August 10, 2005
Updated:
February 13, 2007 12:43:13 PM
Also Known As:
Blankfont.A [F-Secure]
Type:
Trojan Horse
Systems Affected:
EPOC

SymbOS.Blankfont.A is a Trojan horse that drops a corrupt GDR font file onto the compromised device. The Trojan runs on the Symbian OS, which is the operating system for Nokia Series 60 cellular telephones.

It is reported that the trojan arrives as the file Rally_2.sis

Antivirus Protection Dates

  • Initial Rapid Release version August 10, 2005
  • Latest Rapid Release version August 20, 2008 revision 017
  • Initial Daily Certified version August 10, 2005
  • Latest Daily Certified version August 20, 2008 revision 016
  • Initial Weekly Certified release date August 10, 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: Kaoru Hayashi

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