SymbOS/RommWar.B is a malicious SIS trojan that installs a malfunctioning system component that causes the device to reboot and prevents the device from starting up after the reboot.
CAUTION! this method will remove all data on the device including calendar and phone numbers:
SymbOS/RommWar.B installs a malfunctioning system binary into the C: drive of the phone as a bootstrap component. This is followed by different effects depending on the version of the ROM software on the device. Effects witnessed include a reboot of the device and failing to start up after the reboot.
Installs a corrupted system binary as a bootstrap component.
F-Secure Mobile Anti-Virus for Symbian detects this malware starting from the
Detection Type: Mobile
Database: update build number 90