The rhysida ransomware group listed Treuhand & Immobilien Abt AG on its data leak site on 2026-11-07. Country: CH Sector: Financial Services Claim as published on the leak site: Treuhand & Immobilien Abt AG Treuhand & Immobilien Abt AG is your partner and advisor for private individuals as well as small and medium-sized enterprises (SMEs). More