Hundreds of new Zoom-themed domains have been registered for malicious purposes since the COVID-19 outbreak started. Check Point Research found malicious files using a zoom-us-zoom_##########.exe naming scheme which, when executed, will launch an InstallCore installer that will try to install potentially unwanted third-party applications or malicious payloads. The company has seen a drastic increase of new monthly active users since the start of 2020 as millions of employees are now working from home, adding roughly 2.22 million new ones this year alone.
Source: https://www.bleepingcomputer.com/news/security/hackers-take-advantage-of-zooms-popularity-to-push-malware/