DisclosureLens
GLOBALMalwareManufacturingManufacturingRansomwareCl0pRansom DemandedActor NamedMedium

Chemstar Corporation

bd_72c30550166a6c7c · schema v1 · pii pii-v1

Severity

Medium

Discovered

Filed

Feb 10, 2025

To disclose

Affected

Not disclosed

Confidence

50%

Threat-actor claim — not a regulatory filing

This row is a claim by the ransomware group Cl0p 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: 2025-02-10

Source: Ransomware.live

Post text · scraped from the leak site

Chemstar Corporation is a privately owned business based in Minneapolis, Minnesota. Established in 1968, the company specializes in providing water and process treatment solutions for various industries such as food and beverage, biofuels, institutional, mining, and water treatment. In addition to these services, Chemstar Corp also offers an array of high-performance polymers and starches.

Incident timeline — mostly unverified

? — ?

Breach window unknown

Feb 10, 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.