Infostealer Browser Credential DB Access by Non-Browser Process

Ibrahim Saud@tektrix

•updated Jun 30, 2026•0•0•5

Detects unauthorized access attempts to sensitive Chromium and Mozilla browser credential databases (e.g., Login Data, Cookies, Web Data, logins.json) by non-browser processes. This behavior is a common indicator of infostealer malware seeking to exfiltrate stored credentials for later decryption and abuse.