King City Lumber
bd_55dfe7ceeb5ad91f · schema v1 · pii pii-v1
Full breach record for King City Lumber →Threat-actor claim — not a regulatory filing
This row is a claim by the ransomware group DragonForce 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
King City Lumber is a well-established provider of quality lumber and building materials, specializing in custom metal structures for over 50 years in the Midwest. The company caters to a diverse clientele, offering solutions for commercial, residential, agricultural, and storage needs. By engaging with clients to understand their specific requirements, they assist in selecting the right metal building for projects ranging from garages to horse barns. King City Lumber is committed to providing excellent service and expert advice throughout the building process
J jump to incidentP pin to compareR raw source
Incident timeline — mostly unverified
? — ?
Breach window unknown
Dec 5, 2025
Claim posted
—
Corroborated · see linked filings
Compliance clocks stay unassessable until a regulatory filing lands. Dashed segments fill in automatically when corroboration arrives.
Claim → filing
—
Compliance clock
Not assessable
Linked disclosures
Why this link?Regulatory filings (1) · sorted by filing gap
- Nebraska State AGbd_e26c24ec54d758932026-03-31 · +115dVerified by operator
Filing propagation · 2 filings
View merged incident ↗Pattern: first filing Dec 5, last Mar 31 (NE) — a 115-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.
dragonforce
According to ransomware.live, DragonForce is a major ransomware-as-a-service operation first observed in August 2023 that launched a formal affiliate program offering 80% revenue share, then rebranded as a "ransomware cartel" in 2025, gaining notoriety for high-profile attacks on UK retailers Marks & Spencer, Co-op, and Harrods.