olemus
viirus, mis asendab nakatatud faili
täielikult või osaliselt enda koodiga
= a form of self-replicating malware that deletes data as it spreads

ülevaateid
https://www.techopedia.com/definition/67/overwriting-virus

https://www.internetsecurity.tips/what-is-an-overwrite-virus-how-to-remove-it-from-pc/

https://www.spamlaws.com/overwriting-virus.html

näiteid:
- ILOVEYOU
ILOVEYOU
- Trj.reboot http://www.pandasecurity.com/homeusers/security-info/33183/information/Trj.Reboot
- Grog.377
https://wiw.org/~meta/vsum/view.php?vir=578