threat-intel Threat Brief: Escalation of Cyber Risk Related to Iran (Updated April 17) This report from Palo Alto Unit 42 details a significant escalation of cyber risk originating from Iran following a 47-day internet outage. Iranian threat actors, identified as CL-STA-1128 (Cyber Av3ngers), are now aggre… Palo Alto Unit 42 · Apr 17, 2026 High USIRILoticsphishing