Virus Encyclopedia

Computer Virus Encyclopedia

Trojan.SymbOS.Fontal.h

Alert Level : Medium
Discovered: Sep 05 2007
Tag:
Discoverer and Source: http://www.kaspersky.com/

Malware Behavior and Technical Description

This Trojan runs on mobile devices running Symbian. The installer archive is 6202 bytes in size.

Installation

When installing, the Trojan displays the following message:

It then causes the following message to be displayed:

If the user clicks "OK", the following file will be unpacked to the device:

C:\System\Fonts\T-VIRUS.gdr

– this file is 11 335 bytes in size

Payload

This file is a corrupt system fonts file. Once the device is rebooted, the operating system will detect an incorrect font in the system, and reboot itself.

Removal Trojan.SymbOS.Fontal.h instructions:

  1. Perform a hard reset of the device.
  2. Perform a full scan of the device (download a trial version of Kaspersky Anti-Virus Mobile).

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