What is the most typical type of virus?

The most common kind of virus is the malware. Malware is a kind of harmful software that is created to harm or disable computer systems.  https://zerogov.net/?p=778 It is often spread out through email attachments or sites that are contaminated with malware. Malware can also be spread through USB drives or other removable media. https://ivfsurvivalguide.com/?p=237