Burris MacOmber Listed by thegentlemen Ransomware Group: Ransomware Claim — What’s Alleged & What To Do
Burris MacOmber was listed by thegentlemen ransomware group on June 20, 2026, after internal files were exfiltrated in a ransomware attack. An undisclosed number of people may be affected; anyone connected to the organisation should check for official notices and take appropriate protective steps.
People who have worked with Burris MacOmber, a Tucson law firm, face the possibility that internal documents from their matters have been taken and may be released or misused. The scale of any exposure remains unknown, and the firm has not confirmed what information, if any, was removed.
What happened
On June 20, 2026, the ransomware group thegentlemen listed Burris MacOmber on its leak site. The listing states that internal files were exfiltrated during a ransomware attack. No figure for the number of people affected has been released, and the firm has not issued a public statement confirming or denying the claims.
Inside thegentlemen
Thegentlemen is a ransomware operation that has appeared on leak sites in recent years. Groups of this type typically gain access through phishing, stolen credentials, or unpatched systems, then encrypt files and threaten to publish stolen data if a ransom is not paid. The listing of Burris MacOmber constitutes the group’s claim; independent confirmation of the data theft has not been made public.
Who is Burris MacOmber?
Burris & MacOmber, PLLC is a law firm based in Tucson, Arizona. It handles civil litigation, real estate transactions, estate planning, and international business matters. Law firms routinely store client correspondence, contracts, financial records, and personal identifiers that are protected under attorney-client privilege and professional ethics rules.
What data was at risk
The only detail released is that internal files were allegedly exfiltrated. The exact categories of information contained in those files have not been disclosed. Organisations of this type commonly hold client names, addresses, financial details, case strategy documents, and identification numbers; whether any of these were taken remains unconfirmed.
Why it matters
Legal files can contain sensitive personal and financial information whose disclosure may affect privacy, ongoing cases, or regulatory compliance. For the firm, the incident raises questions about data-handling practices and potential obligations under state breach-notification laws. For clients and counterparties, the main concern is whether their information will be used for fraud or further targeted attacks.
What to do if you're exposed
Monitor bank and credit accounts for unusual activity and consider placing a fraud alert with one of the major credit bureaus. Review any recent correspondence from the firm for further instructions. Individuals can also run a free exposure scan of their email address against known breach data to check whether their information appears in public listings.
AICompiled with AI assistance from public sources and published under our editorial standards.
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Publicly posted by thegentlemen — unverified claim, pending independent verification
Breach listings — particularly those originating from ransomware or leak sites — are third-party claims that may be unverified, incomplete, or inaccurate. A listing does not by itself confirm that a breach occurred or that any specific data was exposed. Severity is an automated assessment, not a definitive rating. Verification status is shown where available.
Attributions to threat groups and methods reflect public reporting and, in some cases, unverified claims made by the groups themselves; they may be incomplete or later revised. Recent Breaches and GalaxyWarden are independent and are not affiliated with, and do not endorse, any company or group named on this page. This information is aggregated from public sources for awareness only and is not legal, security, or investment advice.