DisclosureLens
GLOBALMalwareManufacturingManufacturingRansomwareDragonforceRansom DemandedActor NamedData Leak ThreatenedData PublishedHigh

Congoleum Corporation

bd_ecc128419bacccde · schema v1 · pii pii-v1

Severity

High

Discovered

—

Filed

Mar 24, 2026

To disclose

—

Affected

Not disclosed

Linked

2 filings

Confidence

50%
Full breach record for Congoleum Corporation →3 incidents on file

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.

Group activity: ManufacturingDiscovered: 2026-04-02
View aggregator listing on ransomware.liveView merged incident timeline

Source: Ransomware.live

Post text · scraped from the leak site

Founded in 1886 and headquartered in Mercerville, New Jersey, Congoleum develops and manufactures flooring for residential and commercial spaces.

Incident timeline — mostly unverified

? — ?

Breach window unknown

Mar 24, 2026

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

This filing is one of 2 about the same incident.View merged incident

Linked disclosures

Why this link?

Ransomware claims (1)

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.

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 2022-10-20

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.

681 tracked hereFull profile →