InvisibleFerret Python Process Reading Browser Credential Stores

Ibrahim Saud@tektrix

•updated Jun 30, 2026•0•0•1

Detects Python processes attempting to read sensitive credential files (Login Data, Cookies, logins.json, key4.db) from Chrome, Firefox, and Edge directories. This behavior is indicative of the InvisibleFerret infostealer, which targets browser-stored credentials on compromised developer workstations.