Antivirus 2009 (aka Antivius'09, Antivirus09) is a fake security software (rogue).
Antivirus'09 is installed through Fake online antivirus scanners. This Javascript animation detects inexistent infected files on the system to scare users and propose a free scan with Antivirus'09.
Once installed, Antivirus'09 will detects many inexistent infected files and displays alerts to be registered.
Thanks to Bharath