No, this is no a new CAPTCHA, this is a new malware vector which tricks users to open #Windows command line and paste a command to download some harmful stuff.

Just reported by Mohamed Aruham on Twitter.

Mohamed Aruham #boleh (@aruhamm) on X

Interesting vector, ever seen this before @_JohnHammond?

X (formerly Twitter)
@kravietz Anyone know what the actual commands it adds to the clipboard are? Would be interesting to know