DisclosureLens
GLOBALMalwareTechnologyInformationRansomwareRansomhouseRansom DemandedActor NamedMedium

Maxell Asia

bd_79b6769b9fa20389 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Filed

Jul 21, 2025

To disclose

Affected

Not disclosed

Confidence

50%
Full breach record for Maxell Asia

Threat-actor claim — not a regulatory filing

This row is a claim by the ransomware group Ransomhouse 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: TechnologyDiscovered: 2025-08-19

Source: Ransomware.live

Post text · scraped from the leak site

Maxell is a Japanese group company founded in 1961, renowned for developing innovative, high-value-added products leveraging its core analog technologies such as mixing and dispersion, precision coating, and high-precision molding. With a global presence including subsidiaries in the USA, Europe, Asia, and authorized resellers worldwide, Maxell focuses on divisions like Energy and Functional Materials, delivering solutions in areas such as healthcare, 5G/IoT, mobility, and everyday consumer goods. The company's mission is to address social challenges, contribute to a sustainable society, and enrich lives by creating Maximum Excellence through surprising innovations that exceed expectations.

Incident timeline — mostly unverified

? — ?

Breach window unknown

Jul 21, 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.

About this groupFirst seen 2021-06-01

ransomhouse

According to ransomware.live, RansomHouse is a double-extortion RaaS operation active since late 2021, attributed to the threat actor "Jolly Scorpius," targeting over 120 organizations across healthcare, finance, transportation, and government, recently upgrading to a multi-layered dual-key encryption architecture.

213 tracked hereFull profile →