Klima-Therm
Attack Intelligence
Klima-Therm was compromised in a ransomware attack attributed to qilin in October 2025. The organization, operating in the Manufacturing sector in Poland, was added to the group's data leak site as part of an extortion campaign.
qilin operates as a financially motivated ransomware-as-a-service (RaaS) operation, exfiltrating sensitive data and threatening public disclosure to pressure victims into paying ransom demands.
The Company provides innovative air-conditioning, ventilation, cooling and heating solutions and is rapidly growing its business in the Renewable Energy Sources (RES) segment. The flagship brands distributed by Klima-Therm include: Fujitsu, K ...
Intelligence correlations link this incident to 1 vulnerability(ies) including CVE-2026-0257, which may have been leveraged as initial access vectors or for lateral movement.