Lonestar Truck Group & Tag Truck Center
bd_0cd598602510421b · schema v1 · pii pii-v1
Full breach record for Lonestar Truck Group & Tag Truck Center →Threat-actor claim — not a regulatory filing
This row is a claim by the ransomware group Interlock 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
Lonestar Truck Group consists of multiple dealerships that sell new and used trucks and trailers, as well as providing service and parts. They work with a vast number of customers and businesses, yet they have failed to prioritize security. As a result, personal data of employees, contact information for the companies they work with, and a significant number of customer records have been leaked online. We are also presenting their confidential and financial documents for your review.
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Incident timeline — mostly unverified
? — ?
Breach window unknown
May 4, 2026
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 (2) · sorted by filing gap
- Indiana State AGbd_660b4ea6c88142da2026-05-26 · +21dVerified
- Texas State AGbd_737c3a9096dbfc502026-05-28 · +23dVerified
Filing propagation · 3 filings · 2 states
View merged incident ↗Pattern: first filing May 4, last May 28 (TX) — a 23-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.
interlock
According to ransomware.live, Interlock is a ransomware group first observed in September 2024 that targets critical infrastructure sectors including healthcare, government, education, and technology across North America and Europe using double-extortion, with 57+ claimed victims including a major US dialysis provider exposing over two million patient records.