W32/Magistr_B!dam is classified as damaged malware.
This detection is for damaged versions of certain malware variants. They may arrive via email and are usually corrupted or truncated, resulting in the files being unable to execute.
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.