Who attacked Heidelberggc?

kairos, a ransomware group, claimed the attack on Heidelberggc on December 19, 2025. This cyberattack was formally announced and is tracked with 0 community validation(s).

What is the status of the attack on Heidelberggc?

Current status: Announced. Data is not yet public. The attack was discovered on December 19, 2025 and 0 validation(s) have been recorded by the community.

In which country is Heidelberggc located?

Heidelberggc is an organization based in DE operating in the Construction Materials sector.

What is the timeline of the attack on Heidelberggc?

The attack follows a documented timeline of 3 events. First event: Découverte initiale (December 19, 2025). Latest event: Enrichissement AI (December 19, 2025). Each stage is tracked and validated by the DataInTheDark community.