The ExfilSquad ransomware group listed Microsoft on its data leak site on 2026-07-26. Country: US Sector: Technology Domains named: microsoft.com Claim as published on the leak site: Revenue: $318B DATA SUMMARY: 8M~ records containing: significant PII, employee and customer contact information, authentication data, password hashes, portal identities, corporate account information, business leads, facilities management records, internal service tickets, and access permissions.