Ransomware Group: EVEREST

VICTIM NAME: Kaefer

NOTE: No files or stolen information are [exfiltrated/downloaded/taken/hosted/seen/reposted/disclosed] by RedPacket Security. Any legal issues relating to the content of the files should be directed at the attackers directly, not RedPacket Security. This blog is simply posting an editorial news post informing that a company has fallen victim to a ransomware attack. RedPacket Security is in no way affiliated or aligned with any ransomware threat actors or groups and will not host infringing content. The information on this page is fully automated and redacted whilst being scraped directly from the EVEREST Onion Dark Web Tor Blog page.

AI Generated Summary of the Ransomware Leak Page

The affected entity, identified as Kaefer, is a global construction-related company specializing in insulation technology, interior outfitting, surface protection, passive fire protection, refractory, and access solutions. Headquartered in Bremen, Germany, the company has served various sectors including industry, offshore, marine, and construction since its establishment in 1918. The leak was discovered on May 8, 2025, and the attack is believed to have occurred on the same day. The compromised data include internal information related to the company’s operational activities, though specific details of the leak have not been disclosed publicly. The incident highlights the ongoing cybersecurity threats faced by companies in the construction industry, especially those involved in critical infrastructural and industrial services. The leak page features a screenshot illustrating potential exposed information, possibly including internal documents or communication snippets. This incident underscores the importance of robust cybersecurity measures for organizations handling sensitive operational data.

The leak page is associated with the ransomware group “Everest,” which claims responsibility for the attack. Update logs indicate that the website related to this incident was modified shortly after the initial discovery, with updates to the website content and country information. No download links or explicit data dumps are publicly accessible through the leak page, but the presence of a screenshot suggests some form of internal information exposure. The incident’s impact on Kaefer’s operations remains uncertain, but the leak exemplifies the increasing risk of cyberattacks targeting multinational corporations in the construction and industrial sectors. The company’s activities focus on energy-efficient solutions within diverse high-stakes environments, emphasizing the importance of cybersecurity resilience in safeguarding operational integrity.