Winretool Better Online

| Attribute | Details | | :--- | :--- | | | Remote Access Trojan (RAT) / Backdoor | | Threat Actor | APT28 (Fancy Bear, Sofacy, Strontium) | | Attribution | Russia (GRU Unit 26165) | | First Observed | Circa 2017 (Active campaigns) | | Primary Targets | Government entities, diplomatic organizations, and critical infrastructure primarily in Europe and North America. | | Delivery Method | Spear-phishing emails with malicious attachments (often Office documents with macros), compromised websites (watering holes). |

WinRetool is a signature tool in the APT28 arsenal. The coding style, infrastructure overlap (C2 domains registered with similar bulletproof hosting providers), and targets align closely with previous operations by this group. winretool