This application requires Javascript for optimal performance.

SymbOS/Blankfont.A!tr - Released May 12, 2006 - Last Updated Jan 23, 2007

Alias/es

Trojan.SymbOS.Blankfont.a, SymbOS/MultiDropper.cf!sis trojan, SymbOS/Skulls.AE!intended

Detection Availability

Active DatabaseExtended Database
FortiGate
low
high
FortiClient
FortiMail N/A

Visible Symptoms

  • Many applications no longer work after being infected by this virus.
  • The icon of some applications shown in the menu have been changed to a picture of skull.

    • Detailed Analysis

  • It is a Symbian virus, packed in .sis format.

  • Displays the following message prompting the user to install:
    • Install MyDoom?
  • Installs the following corrupted Font file into the infected device:
    • C:\system\fonts\panic.gdr
  • Drops some non-functioning files to disable some widely used applications in the phone.

  • Drops some files which are variants of SymbOS/Cabir and SymbOS/Skulls.

    • Recommended Action

  • Delete all the virus files using a file manager program or an AV software for mobile devices.
  • Reinstall the overwritten applications.

    • Reference: ID - 98124