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GLOBALMalwareTechnologyInformationRansomwareThegentlemenRansom DemandedActor NamedMedium

KANEKO

bd_2cf4c8abea597960 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Filed

Jul 16, 2026

To disclose

Affected

Not disclosed

Linked

2 filings

Confidence

50%
Full breach record for KANEKO

Threat-actor claim — not a regulatory filing

This row is a claim by the ransomware group Thegentlemen 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: Not FoundDiscovered: 2026-07-16

Source: Ransomware.live

Post text · scraped from the leak site

***.co.jp zoominfo.com/c/kaneko/540044079 Japanese software company based in Itoigawa, Niigata, specializing in construction project management solutions. For over three decades, the company has developed the CDPM series, a widely recognized software for creating and managing complex construction schedules. Recently, the company has been actively driving digital transformation in the construction industry through its advanced CDPM-X64 platform, which introduces innovative features like native JSON support and comprehensive schedule analysis tools

Incident timeline — mostly unverified

? — ?

Breach window unknown

Jul 16, 2026

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 2 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (1) · sorted by filing gap

Filing propagation · 2 filings

View merged incident ↗
PressJul 9 · first
Leak Site+7d · this page

Pattern: first filing Jul 9, last Jul 16 — a 7-day rolling notification. Rolling spreads often mean counsel is filing as thresholds trip per state. Why this link?

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 2023-02-28

thegentlemen

According to ransomware.live, The Gentlemen is a RaaS group that emerged in July–August 2025, rapidly claiming over 320 victims across 17+ countries by offering affiliates a 90% revenue share, deploying a Go-based locker against Windows, Linux, NAS, and BSD systems; a compromised C2 server in 2026 revealed more than 1,570 linked victims.

870 tracked hereFull profile →