What kind of virus is love bug aka I Love you virus?

The Love Bug, also known as the I Love You virus, is a computer worm that emerged in May 2000. It was a type of email-based malware that spread through a malicious attachment disguised as a love letter. When opened, it would replicate itself and send copies to all contacts in the victim's email address book, causing widespread damage and disruption. The worm primarily targeted Windows operating systems and highlighted vulnerabilities in email systems.