DisclosureLens
GLOBALMalwareRetail & ConsumerRetailRansomwareRansomhouseRansom DemandedActor NamedMedium

ASKUL Corporation

bd_031a31f29a413fab · schema v1 · pii pii-v1

Severity

Medium

Discovered

Filed

Oct 19, 2025

To disclose

Affected

Not disclosed

Linked

3 filings

Confidence

50%
Full breach record for ASKUL Corporation

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: Consumer ServicesDiscovered: 2025-10-30

Source: Ransomware.live

Post text · scraped from the leak site

ASKUL Corporation, founded in 1963 and headquartered in Tokyo, is a leading Japanese e-commerce company serving both businesses (B2B) and consumers (B2C). It offers office supplies, daily goods, medical products, and logistics services through platforms such as ASKUL, SOLOEL ARENA, and LOHACO. The company operates its own distribution centers, ensuring fast delivery and efficient supply chain management. ASKUL also provides additional services like printing, office design, and digital business solutions. The company emphasizes sustainability, digital transformation, and recycling initiatives.

Incident timeline — mostly unverified

? — ?

Breach window unknown

Oct 19, 2025

Claim posted

Corroborated · see linked filings

Compliance clocks stay unassessable until a regulatory filing lands. Dashed segments fill in automatically when corroboration arrives.

Claim → filing

Compliance clock

Not assessable

This filing is one of 3 about the same incident.View merged incident

Linked disclosures

Why this link?

Ransomware claims (2)

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.

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 →