Brown & Streza, LLP
bd_f929cda0efe9b7eb · schema v1 · pii pii-v1
Full breach record for Brown & Streza, LLP →Threat-actor claim — not a regulatory filing
This row is a claim by the ransomware group Losttrust on its public extortion blog. It has not been validated by the victim or any regulator. Treat attribution and counts as the threat actor's assertion until a regulatory filing or victim disclosure corroborates them.
Source: Ransomware.live
Post text · scraped from the leak site
OUR MISSION Serve families, businesses, entrepreneurs, investors, philanthropists, and charitable organizations through our unified approach to business and personal planning. Provide exceptional, integrated domestic and international legal services in: • Comprehensive Tax Planning • Trusts & Estates Planning • Ultra-High-Net-Worth Planning • Trust & Estate Administration • Charitable Sector • Business Planning • Mergers & Acquisitions • Business Succession Planning • Real Estate Proactively serve clients, staff, and professional advisors by investing in technology, education, and long-term relationships.
J jump to incidentP pin to compareR raw source
Incident timeline — mostly unverified
? — ?
Breach window unknown
Sep 26, 2023
Claim posted
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Corroborated · see linked filings
Compliance clocks stay unassessable until a regulatory filing lands. Dashed segments fill in automatically when corroboration arrives.
Claim → filing
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Compliance clock
Not assessable
Linked disclosures
Why this link?Regulatory filings (8) · sorted by filing gap
- Massachusetts State AGbd_006b1d203b6c9d072023-12-22 · +87dVerified
- California State AGbd_4007dc1bfdd337302023-12-22 · +87dVerified
- Montana State AGbd_807d8fea0e6122fd2023-12-22 · +87dCandidate
- Vermont State AGbd_0663a08426d271252023-05-12 · +137dVerified by operator
Show 4 more filings ↓Show fewer ↑up to 137d gap
- Massachusetts State AGbd_57809da712dfd9f22023-05-12 · +137dVerified by operator
- Indiana State AGbd_80bcc587bca48cf82023-05-12 · +137dVerified by operator
- Montana State AGbd_9cf9bf5bf5fe645c2023-05-12 · +137dVerified by operator
- California State AGbd_a3fdea8d506e32402023-05-12 · +137dVerified by operator
Filing propagation · 9 filings · 5 states
View merged incident ↗Pattern: first filing May 12 (VT), last Dec 22 (MT) — a 224-day rolling notification. Rolling spreads often mean counsel is filing as thresholds trip per state. Why this link?
Evidence ladder
Attacker assertion only. Establishes: claim date, group, alleged victim.
Unlocks: incident narrative, operational impact. Still no compliance clock.
Unlocks: discovery date, data types, affected count, compliance clock.
Unlocks: materiality, stated response, full audit trail. Ceiling removed.
Source ceiling
- actor name
- victim claim
- ransom/leak status
- discovery date
- materiality
- notification
- affected count
- confirmed data types
- compliance clock
The ✕ fields stay blank until a regulatory filing or victim disclosure lands.
losttrust
According to ransomware.live, LostTrust is a double-extortion ransomware operation that emerged in March 2023 and publicized over 50 victims within days of launching its leak site in September 2023, believed to be a rebrand of the MetaEncryptor gang, primarily targeting manufacturing, professional services, construction, and education sectors with 71% of known victims in the US.