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GLOBALMalwareManufacturingManufacturingRansomwareBlackbyteRansom DemandedActor NamedMedium

Cementos Bio-Bio

bd_545ad97c7e7f13bc · schema v1 · pii pii-v1

Severity

Medium

Discovered

Filed

Apr 9, 2023

To disclose

Affected

Not disclosed

Confidence

50%
Full breach record for Cementos Bio-Bio

Threat-actor claim — not a regulatory filing

This row is a claim by the ransomware group Blackbyte 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: 2023-04-09

Source: Ransomware.live

Post text · scraped from the leak site

Cementos Bio Bio S.A. manufactures and sells cement in Chile and internationally. It provides clinker, pozzolana, gypsum, pozzolanic portland, and other cement; and concrete products for housing, buildings, pavement, infrastructure, and mining projects.

Incident timeline — mostly unverified

? — ?

Breach window unknown

Apr 9, 2023

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 2021-10-04

blackbyte

According to ransomware.live, Ransomware. Uses dropper written in JavaScript to deploy a .NET payload.

147 victims claimed globally147 tracked hereFull profile →