Tracking Iranian APT Screening Serpens’ 2026 Espionage Campaigns

Reported 22 May 2026 by otx · Severity: medium

Unit 42 researchers identified six new remote access Trojan variants deployed by Iran-nexus APT group Screening Serpens between February and April 2026, coinciding with a regional conflict starting February 28, 2026. The group targeted entities in the U.S., Israel, UAE, and other