Scam Number: (844) 901-1146
Scammer’s Website or Email: ultraviwer
Additional information about this scam: I did not gett his pop up but a poster on guru described this:
“access to your computer and passwords
Claims to unlock your computer and being certified by Microsoft”
https://www.numberguru.com/phone/844/901/1146/
They state they ARE “the Microsoft”: Vocaroo | Online voice recorder