https://www.trendmicro.com/en_us/research/25/e/unmasking-fake-captcha-cases.html
Fake CAPTCHA Attacks Deploy Infostealers and RATs in a Multistage Payload Chain | Trend Micro (US)
May 19, 2025 - We have detected a new tactic involving fake CAPTCHA pages that trick users into executing harmful commands in Windows. This scheme uses disguised files sent...
captcha attackstrend microfakedeployinfostealers
https://thecybertrove.com/lummastealer-fake-captcha-malware/
Fake CAPTCHA Attacks Spread LummaStealer Malware
Feb 12, 2026 - LummaStealer malware uses fake CAPTCHA and CastleLoader to steal credentials, crypto wallets, and 2FA tokens from Windows users globally.
captcha attacksfakespreadmalware
https://www.sri.com/publication/machine-learning-attacks-against-the-asirra-captcha/
Machine learning attacks against the ASIRRA CAPTCHA - SRI
Apr 15, 2024 - In this paper, we describe a classifier which is 80.6% accurate in telling apart the images of cats and dogs used in ASIRRA.
machine learningattackscaptchasri