Suspicious registry key

Hello,

I was surfing on internet today, and encountered fake antivirus webpage on my screen.

Although it appeared after I clicked on website that I usually went to, I felt that I may have contracted a virus in other previous websites.

No further unusual activity was occurred, but I panicked nonetheless.

I cleared cookies and temporary internet files. Then I ran both avast and malewarebyte. There was nothing.

Then I was looking through registry keys and found this:...

Suspicious registry key