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A fake Windows Update screen is fooling Windows users into installing malware

Full-screen fake Windows Update or captcha tricks users into pasting and running attacker commands. Malware is steganographically stored in PNG pixels; a .NET Stego Loader extracts, decrypts, and runs ...
PC Magazine

This Windows Update Screen Is Actually a Hacker's Trap

The fake update screen then instructs the user to press “CTRL + V”—the paste function—and then press enter. If a victim falls for the trick, they’ll unknowingly run a command, causing their Windows PC ...
Bleeping Computer

ClickFix attack uses fake Windows Update screen to push malware

ClickFix attack variants have been observed where threat actors trick users with a realistic-looking Windows Update animation in a full-screen browser page and hide the malicious code inside images.