The payload ransomware group listed Tscherne Consulting Steuerberatung GmbH on its data leak site on 2026-04-03. Country: AT Sector: Financial Services Domains named: tscherne.info Claim as published on the leak site: Tscherne Consulting Steuerberatung GmbH is an Austrian tax consulting firm based in Graz. The company specializes in services for small and medium-sized businesses, including bookkeeping, tax planning, payroll processing, and business consulting.