Just found this popup with Australian number about 15 minutes ago now:


They are directing victims to following URL for remote access tools: www.win642.co.uk
Phone carrier for the Australian number is Verizon
Popup URL: https://complexity732.ga/wuchrmx01-xhghs-cv4v546x4f-er5er98e-yr54t5e56-cx54swe4r-4f5s8t8re4-45xdsf8d84f5s-e4r4e54/achrmx01/jedgx01/index.html#