W32/Koobface.AXCT!worm.im is classified as an instant messaging worm.
An instant messaging worm has the capability to spread itself to other systems using instant messaging applications.
The Fortinet Antivirus Analyst Team is constantly updating our descriptions. Please check the FortiGuard Encyclopedia regularly for updates.
- Make sure that your FortiGate/FortiClient system is using the latest AV database.
- Quarantine/delete files that are detected and replace infected files with clean backup copies.