DisclosureLens
GLOBALtranslated → enUnknownRansomwareRadarLow

Compagnie des Guides de Chamonix

bd_7ee221e9555949c5 · schema v1 · pii pii-v1

Severity

Low

Discovered

Filed

Aug 15, 2025

To disclose

Affected

Not disclosed

Linked

2 filings

Confidence

60%
Full breach record for Compagnie des Guides de Chamonix

Press / market disclosure — not a breach-notification filing

A media or market posting that confirms an incident but carries no breach-notification fields, so compliance clocks aren't assessable. The summary below is extracted from the coverage and machine-translated to English — verify against the source.

Summary

machine-translated

Haute-Savoie. A cyberattack targets the Chamonix Guides Company on the day of its celebration. Chamonix Guides Company: The Chamonix Guides Company was the victim of a cyberattack on August 15, resulting in the consultation and potential theft of confidential data. The defenses in place managed to contain part of the attack, but management is calling for vigilance regarding possible suspicious emails. An investigation is underway with cybersecurity experts, and the relevant authorities have been notified. Linked ransomware group: radar.

Incident timeline — mostly unverified

? — ?

Breach window unknown

Aug 15, 2025

Press report

Corroborated · see linked filings

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

Attack → press

Compliance clock

Not assessable

This filing is one of 2 about the same incident.View merged incident

Linked disclosures

Why this link?

Ransomware claims (1)

Evidence ladder

Leak-site claim

Attacker assertion only. Establishes: claim date, group, alleged victim.

Press / market reportThis record

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

  • incident type + narrative only (may be machine-translated)
  • discovery date
  • materiality
  • affected count
  • data types
  • compliance clock

The ✕ fields stay blank until a regulatory filing or victim disclosure lands.

About this groupFirst seen 2024-01-22

radar

According to ransomware.live, Radar (also known as Dispossessor), active since August 2023 and led by an actor called "Brain," was a RaaS group targeting small-to-mid-sized businesses across healthcare, education, finance, and transportation in over 14 countries; it was dismantled by an FBI-led international operation in August 2024 that seized 24 servers and 9 criminal domains.

24 victims claimed globally24 tracked hereFull profile →