TAG-53 (e5865ca1-ec95-43e2-954a-d0f3507a9747)
A Russia-linked threat actor tracked as TAG-53 is running phishing campaigns impersonating various defense, aerospace, and logistic companies, according to The Record by Recorded Future. Recorded Future’s Insikt Group identified overlaps with a threat actor tracked by other companies as Callisto Group, COLDRIVER, and SEABORGIUM.