On January 23, 2026, Brazilian law firm Chiarottino and Nicoletti Advogados appeared on the leak site of the insomnia ransomware group. The listing indicates that internal files were exfiltrated during a ransomware attack on the firm, which provides corporate legal services in areas including family law, real estate, wealth management, and digital compliance. Clients whose personal or financial records passed through the firm are among those potentially affected.
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What Public Reporting Shows
Available reporting describes the incident as a ransomware operation in which attackers gained access to the firm’s systems, exfiltrated internal documents, and later published a sample on their leak portal. The exact number of records exposed has not been disclosed. Public reporting indicates the data includes sensitive internal files typical of a full-service law practice. No confirmed evidence of client names or specific document types has been published on the leak site as of the latest available information.
The incident follows the group’s standard pattern of encrypting victim systems and threatening to release stolen data unless a ransom is paid. The firm has not issued a public statement detailing the scope or timeline of the breach.
Why This Matters for You and Your Family
When a law firm that handles family, real estate, wealth, or tax matters is breached, the information at risk often includes names, addresses, financial details, tax identifiers, and correspondence that can be used to impersonate you or target your household. Even if you are not a current client, shared vendors, prior consultations, or family members who used the firm can place your data in the exposed pool.