The hellcat ransomware group listed OneDealer on its data leak site on 2025-02-28. Country: DE Sector: Retail & E-Commerce Domains named: onedealer.com Claim as published on the leak site: We have obtained over 330,000 records from OneDealer partners, including sales reports, leads, customer data, and vehicle details with VINs and license plates. Affected companies include AutoHellas, AutoBesikos, KosmoCar, AWT, Karenta AE, QA, Proaxia, Hyundai, BMW, Audi, Kia,