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Tag: Ukraine

Meet GREYVIBE, the Russia-Linked Hacking Group Using AI to Target Ukraine and Still Making Rookie Mistakes

GREYVIBE, a Russia-linked group active since 2025, targets Ukraine with AI-assisted malware and five attack chains. Researchers say it’s part spy op, part crime gang. Security firm WithSecure has been tracking a previously unknown Russian-linked APT group called GREYVIBE since at least August 2025. The group targets Ukraine and Ukrainian-related organizations across military, government, civilian,…

UAC-0247 Targets Ukrainian Clinics and Government in Data-Theft Malware Campaign

The Computer Emergencies Response Team of Ukraine (CERT-UA) has disclosed details of a new campaign that has targeted governments and municipal healthcare institutions, mainly clinics and emergency hospitals, to deliver malware capable of stealing sensitive data from Chromium-based web browsers and WhatsApp. The activity, which was observed between March and April

Russia-linked APT28 uses PRISMEX to infiltrate Ukraine and allied infrastructure with advanced tactics

APT28 targets Ukraine and allies with PRISMEX malware, using stealthy techniques for espionage and command-and-control. Russia-linked group APT28 (aka UAC-0001, aka Fancy Bear, Pawn Storm, Sofacy Group, Sednit, BlueDelta, and STRONTIUM) is running a spear-phishing campaign against Ukraine and its allies, deploying a new malware suite called PRISMEX. Active since September 2025, the campaign uses advanced stealth techniques like steganography and…

Public mobile networks are being weaponized for combat drone operations

On June 1, 2025, Ukraine launched a coordinated drone strike on five airfields inside Russia, disabling or destroying aircrafts. The attack involved more than 100 drones carrying explosive payloads and targeting aircraft on the ground. The drones used mobile networks to transmit telemetry, receive instructions, and send back images during the operation, highlighting the integration…