Netskope Threat Labs

FakeCaptcha

ATP Sandbox Adv. HeuristicsAV

FakeCaptcha refers to malicious websites that display fake CAPTCHA verification pages to trick users into enabling notifications or downloading malware. The scheme walks victims through a series of clicks that end with pasted commands or installed payloads, and it underpins ClickFix and similar social engineering techniques that bypass email and browser defenses. Cyberattackers use it to deliver information stealers such as LummaStealer and remote access trojans, and campaign infrastructure rotates rapidly to survive takedowns.

First seen
November 2024
Last seen
October 2026
Fakecaptcha
Alert Name
Document-HTML.Malware.FakeCaptcha
Document-HTML.Trojan.Fakecaptcha
Document-HTML.Trojan.FakeCaptcha
Document-PDF.Trojan.FakeCaptcha
Generic.HTML.FakeCaptcha.A.C3FD94C0
Generic.HTML.FakeCaptcha.B.370E21BA
Generic.HTML.FakeCaptcha.B.830C7B07
Generic.HTML.FakeCaptcha.B.ED5E685C
Generic.HTML.FakeCaptcha.B.FDE6F568
GT:JS.FakeCaptcha.1.E6B25E2B