Millenium RAT / DotStealer Browser Credential Harvesting with Temp Staging

Ibrahim Saud@tektrix

•updated Jun 30, 2026•0•0•0

Detects unauthorized processes attempting to access sensitive web browser files (Login Data, Local State, Cookies) and subsequently copying or staging these files to temporary directories (Windows Temp or AppData Temp) within a 5-minute window, a technique often used for credential harvesting.