The Black Shrantac ransomware group reported a data breach in October 2025, claiming to have stolen data from several companies including CyPark Resources Berhad, TENAX Law Group PC, The Matlusky Firm LLC, and CCI Tax Pros, Inc. The alleged stolen data was posted on the group's dark web leak site.
The types of data allegedly compromised vary by victim. For CyPark Resources Berhad, the stolen data reportedly includes 450GB of finance information (invoices, insurance, bank data, assets, salary), HR information (employee lists, email, addresses), and company data related to environmental engineering, landscaping, and infrastructure. For TENAX Law Group PC, the breach reportedly involved 150GB of data related to business law, employment law, real estate, bankruptcy matters, civil litigation files, and insurance documents. For The Matlusky Firm LLC, the alleged stolen data includes 100GB of finance information (payrolls, bank accounts, tax, bills, invoices), deposition contacts, and planning data. The specific volume and types of data for CCI Tax Pros, Inc. were not detailed in the available report.
More details may emerge as the situation develops, and official notices can be delayed.