GreedyBear Hackers Steal $1M+ in ‘Industrial Scale’ Crypto Theft Using Multi-Vector Attack
Cybersecurity firm Koi Security exposed the GreedyBear attack group’s sophisticated operation, utilizing 150 weaponized Firefox extensions, nearly 500 malicious executables, and dozens of phishing websites to steal over $1 million in crypto. The coordinated campaign employed a novel “Extension Hollowing” technique to bypass marketplace security by building legitimate-seeming extension portfolios before weaponizing them with malicious…
