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Trojan:SymbOS/RommWar

Classification

Category: Malware

Type: Trojan

Platform: SymbOS

Aliases: RommWar

Summary


SymbOS/RommWar is a malicious SIS trojan that installs a malfunctioning system component that causes the phone to freeze, requiring a restart.

Removal


Disinfection for the cases when phone cannot start up

CAUTION! this method will remove all data on the device including calendar and phone numbers:

  • Power off the phone
  • Hold the following three buttons down - "answer call" + "*" + "3"
  • Keep holding down the buttons and power on the phone
  • Depending on the model, you will either get text that reads "formatting" or a start-up dialog that asks for the initial phone settings
  • Your phone is now formatted and can be used again
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Technical Details


SymbOS/RommWar uses MIME recognizer to execute the malfunctioning system component causing the phone to freeze shortly after the restart of the phone.