Fake McAffe/Microsoft Edge Scam

The following bogus messages are appearing on one of our Sophos Central protected endpoints:

I rebooted the machine and it came back, so it wasn't just resident in memory.  I am running a full Sophos scan now, but it looks like it will take hours to finish.  I am wondering if anyone knows why Sophos isn' stopping it, and how do I get rid of it?  Thanks!



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[edited by: Gladys at 8:34 AM (GMT -8) on 1 Dec 2022]