Noisy Bear Targets Kazakhstan Energy Sector With BarrelFire Phishing Campaign post, september 6, 2025september 8, 2025 A threat actor possibly of Russian origin has been attributed to a new set of attacks targeting the energy sector in Kazakhstan. The activity, codenamed Operation BarrelFire, is tied to a new threat group tracked by Seqrite Labs as Noisy Bear. The threat actor has been active since at least April 2025. Noisy Bear Targets Kazakhstan Energy Sector With BarrelFire Phishing Campaign: Noisy Bear Targets Kazakhstan Energy Sector With BarrelFire Phishing Campaign critical infrastructure phishing 2025Russia