LEYHAUSEN Research
Attack Intelligence
LEYHAUSEN Research was compromised in a ransomware attack attributed to qilin in October 2025. The organization, operating in an undisclosed sector in Germany, 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.
Leyhausen Research GmbH is a leading provider of global field services since 1996, headquartered in Leverkusen, Germany. The company operates state-of-the-art facilities and call centers across Europe, the Middle East, India, and Africa, offe ...
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.