If this only occurs when visiting PC & not other sites, then that reduces the likelyhood of it being some kind of malware/virus, but as Gus1234U wrote, checking with malwarebytes won't do any harm.

Do you have another browser installed on your machine? (Like Internet Explorer or Firefox? I'd be tempted to see if the issue only occurs with Chrome. If it doesn't reproduce on another browser, then Chrome might need updating or reinstalling.