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Drever.B

Classification

Category: Malware

Type: -

Aliases: Drever.B, SymbOS/Drever.B

Summary


Drever.B is a malicious SIS file trojan that disables the automatic startup from Simworks Symbian Anti-Virus software.

Drever.B does not affect F-Secure Mobile Anti-Virus.

Removal


Drever.B can be disinfected easily by using F-Secure Mobile Anti-Virus available from https://www.f-secure.com/estore/avmobile.shtml

Or you can uninstall it by uninstalling the SIS file in which Drever.C was installed from using application manager

  • 1. Open the application manager
  • 2. Uninstall Simworks_update.sis
  • 3. Re-install your Anti-Virus
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Technical Details


Spreading in: Simworks_update.sis

Payload

Drever.B drops non-functional copy of the bootloader used by Simworks Symbian Anti-Virus. This non-functional copy overwrites the original file, causing target software not to load automatically when the phone boots.