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Recent Breaches › Harris Beach Murtha Listed by SilentRansomGroup Ransomware Group

HIGH severityUnverified claimHow we verify

Harris Beach Murtha Listed by SilentRansomGroup Ransomware Group: Ransomware Claim — What’s Alleged & What To Do

RBRecent Breaches Breach Intelligence·April 15, 2026
Harris Beach Murtha Listed by SilentRansomGroup Ransomware Group

Occurred April 2026 · publicly disclosed April 15, 2026.

HIGH
Severity
April 15, 2026
Disclosed
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Harris Beach Murtha was listed by the SilentRansomGroup ransomware group on April 15, 2026, after internal files were exfiltrated. Individuals whose data may have been involved should check any notices from the firm and take appropriate protective steps.

Severity & verification
HIGH severityUnverified claim
Data types not itemised.
Published on a ransomware group’s leak site — an unverified extortion claim until the named organization or credible reporting corroborates it.
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Harris Beach Murtha, a law firm formed through the merger of Harris Beach and Murtha Cullina, appeared on a listing associated with the SilentRansomGroup on April 15, 2026. The entry states that internal files were exfiltrated during a ransomware attack. The number of individuals affected has not been disclosed.

What happened

The incident came to public attention when the organization was referenced on a site linked to the SilentRansomGroup. The only confirmed detail is that internal files were removed from the firm’s systems. No information has been released about the date of the intrusion, the volume of data taken, or whether any files were later published.

Who is SilentRansomGroup?

SilentRansomGroup is a ransomware operator that maintains a public listing of claimed victims. Such groups typically gain access through phishing, remote-desktop vulnerabilities, or compromised credentials, then encrypt systems and copy data before demanding payment. The listing of Harris Beach Murtha constitutes the group’s assertion that it obtained material from the firm; independent confirmation of the claim has not been made public.

Harris Beach Murtha and its sector

Harris Beach Murtha operates as a full-service law firm in the northeastern United States, with offices serving clients in Connecticut, New York, and adjacent states. Its practice areas include corporate law, litigation, real estate, healthcare, and public finance. The firm represents businesses, municipalities, nonprofits, and individuals. Law firms routinely store contracts, client communications, financial records, and regulatory filings, making them targets for actors seeking leverage in extortion attempts.

What data was at risk

The listing refers only to “internal files.” No inventory of specific document types, client names, or personal identifiers has been released. Organizations of this kind commonly hold client matter files, billing information, and correspondence, but the precise contents removed in this case remain unconfirmed.

The real-world impact

Exfiltrated legal files can contain sensitive details about ongoing transactions, litigation strategy, or personal and financial circumstances of clients. Individuals or entities named in those records may face risks of further targeting, reputational exposure, or follow-on fraud. For the firm, the incident adds operational costs for investigation, client notification, and potential regulatory review, though the scale of those obligations is not yet known.

Were you affected?

Anyone who has been a client of Harris Beach Murtha or corresponded with the firm should monitor accounts for unusual activity and consider placing fraud alerts with credit agencies. Readers can also run a free exposure scan of their email address against known breach data sets to check whether their information appears in previously published collections.

AICompiled with AI assistance from public sources and published under our editorial standards.

Editorial & sourcing policy
Recent Breaches is a breach-monitoring service and news aggregator. We do not exfiltrate, host, purchase, or redistribute stolen data, and we do not hold the data claimed in leak-site listings. Incidents are compiled from publicly accessible sources and threat-intelligence platforms and are reported as claims attributed to their source. We promptly correct or remove material shown to be inaccurate — write to support@galaxywarden.com or press@recentbreaches.com.
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How this breach connects

Company

Attributed to

Method

CompanyHarris Beach Murtha security record
84/100
DoxxScan™ · Low doxx risk
B- 76Above-average record

1 reported incident on record.

See Harris Beach Murtha’s full breach history →

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Source: threat-actor leak-site listing

Publicly posted by silentransomgroup — 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.

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