DisclosureLens
GLOBALMalwareManufacturingManufacturingRansomwareCoinbasecartelRansom DemandedActor NamedData Leak ThreatenedData PublishedHigh

Hitachi High-Tech America, Inc.

bd_dede55a6e845d11a · schema v1 · pii pii-v1

Severity

High

Discovered

Filed

Aug 13, 2026

To disclose

Affected

Not disclosed

Confidence

50%
Full breach record for Hitachi High-Tech America, Inc.2 incidents on file

Threat-actor claim — not a regulatory filing

This row is a claim by the ransomware group Coinbasecartel 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: 2026-08-13

Source: Ransomware.live

Post text · scraped from the leak site

Hitachi High-Tech is a Japanese technology company headquartered in Tokyo, Japan, and a subsidiary of Hitachi Ltd. It operates in the high-technology and precision equipment industry, specializing in semiconductor manufacturing equipment, analytical and medical instruments, and industrial systems. The company serves sectors including healthcare, electronics, and scientific research, supplying solutions globally across manufacturing and laboratory environments.

Incident timeline — mostly unverified

? — ?

Breach window unknown

Aug 13, 2026

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 2023-05-26

coinbasecartel

According to ransomware.live, CoinbaseCartel specializes in data acquisition through system access and strategic partnerships. It focus exclusively on data exfiltration—our operations never involve system encryption or operational disruption.

190 victims claimed globally190 tracked hereFull profile →