Drever.D is a malicious SIS file trojan that disables the Simworks Symbian Anti-Virus software. Drever.D does not affect F-Secure Mobile Anti-Virus.
You can uninstall Drever.D by uninstalling the SIS file in which Drever.D was installed from using application manager:
Drever.D drops non-functional copy of the Simworks Symbian Anti-Virus. This non-functional copy overwrites the original file, preventing the software from working.
Detection for this malware was published on Nov 25th, 2005 in the F-Secure Mobile Anti-Virus
Detection Type: Mobile
Database: update build 56