DisclosureLens
GLOBALMalwareConstructionConstructionRansomwareBlack BastaRansom DemandedActor NamedMedium

CMC Sheet Metal

bd_fd05fca733165dc7 · schema v1 · pii pii-v1

Severity

Medium

Discovered

—

Filed

Oct 31, 2023

To disclose

—

Affected

Not disclosed

Confidence

50%
Full breach record for CMC Sheet Metal →

Threat-actor claim — not a regulatory filing

This row is a claim by the ransomware group Black Basta 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: ConstructionDiscovered: 2023-11-14
View aggregator listing on ransomware.live

Source: Ransomware.live

Post text · scraped from the leak site

CMC Sheet Metal is a premier sheet metal fabrication facility located in Capitol Heights, Maryland providing the highest quality HVAC Construction Services to our clients and the industry. During that time we have preformed individual projects ranging well over thirteen million dollars. What started over 40 years ago with the idea that a full-service sheet metal contracting firm could deliver high quality and prompt service grew into one of the most respected industrial enterprises in the Washington, D.C. area. We have the experience needed to produce top results, the proof to demonstrate our top quality and a complete client satisfaction in all of the work we do.SITE: www.cmcsheetmetal.com Address 1208 MARBLEWOOD AVENUE CAPITOL HEIGHTS, MD 20743 UNITED STATESFULL DATA SIZE: 154gb 1. Administrators 2. Accounting 3. Project Managers 4. Users datas

Incident timeline — mostly unverified

? — ?

Breach window unknown

Oct 31, 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.