Microsoft Exchange servers used by Ukraine's and Eastern Europe's defense sector have been targeted in new attacks by Russian state-backed hacking group Turla, also known as UAC-0003, KRYPTON, and Secret Blizzard, deploying the novel DeliveryCheck backdoor, BleepingComputer reports.
Article Link: https://cms.cyberriskalliance.com/brief/email-security/new-turla-attacks-target-exchange-servers-with-deliverycheck-malware