Operation Endgame disrupts Amadey and Stealc

Reported 24 Jun 2026 by otx · Severity: medium

ESET Research contributed to a global disruption operation targeting the Amadey botnet and Stealc infostealer, both malware-as-a-service offerings. The operation, coordinated by Microsoft Digital Crimes Unit, BitSight, Lumen, and MBSD, impacted approximately 50 domains and nearly