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GLOBALMalwareManufacturingManufacturingRansomwareInterlockRansom DemandedActor NamedMedium

Pritchard Brown & Chillicothe Metal

bd_fc992ecc04c1e9b3 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Filed

Oct 29, 2025

To disclose

Affected

Not disclosed

Confidence

50%
Full breach record for Pritchard Brown & Chillicothe Metal

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.

Group activity: ManufacturingDiscovered: 2025-10-29

Source: Ransomware.live

Post text · scraped from the leak site

Pritchard Brown and Chillicothe Metal Company (CMCO) are two manufacturers that collaborate to develop comprehensive solutions in the field of protective enclosures and microclimate control systems. Founded in 1947, Pritchard Brown specializes in custom-designed protective enclosures, offering a range of weatherproof, weather-resistant, and noise-absorbing models specifically designed for harsh operating environments. With over 50 years of experience, Chillicothe Metal Company complements Pritchard Brown's offerings by specializing in protective enclosures and complete generator sets. Operating in a wide range of industries, including energy, utilities, petrochemical, mining, and defense, CMCO has completed more than 40,000 projects at facilities around the world. Its expertise in design, engineering, and manufacturing is evidenced by its work on high-profile projects such as the Statue of Liberty and NASA.

Incident timeline — mostly unverified

? — ?

Breach window unknown

Oct 29, 2025

Claim posted

No filing yet · watching

Compliance clocks stay unassessable until a regulatory filing lands. Dashed segments fill in automatically when corroboration arrives.

Claim → filing

Compliance clock

Not assessable

Tracked as a single-filing incident — the only disclosure on record for this event so far.Unverified claimView incident

Evidence ladder

Leak-site claimThis record

Attacker assertion only. Establishes: claim date, group, alleged victim.

Press / market report

Unlocks: incident narrative, operational impact. Still no compliance clock.

State AG / regulator filing

Unlocks: discovery date, data types, affected count, compliance clock.

SEC 8-K / victim statement

Unlocks: materiality, stated response, full audit trail. Ceiling removed.

No regulatory filing corroborates this yet — it is the attacker's own assertion. Watch this entity to be notified the moment a filing corroborates or contradicts it.

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.

About this groupFirst seen 2023-12-01

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.

127 tracked hereFull profile →