Undefasa

Group

blacknevas

Status

Data leaked

Country

Spain

Sector

Manufacturing

Listed on leak site

Oct 13, 2025

Data size

2.3 TB

Records

102634 files

Undefasa (Undefasa, S.A.) is a family-owned Spanish ceramics manufacturer founded in 1967 and headquartered in L'Alcora, Castellón. The company designs and produces ceramic wall and floor tiles, including a premium technical porcelain range (SOLID+), distributing products internationally and participating in major industry trade shows such as Cersaie and Coverings. It operates with an integrated management system certified to ISO 50001 and has received EU co-funded investment for energy-efficient manufacturing.

The blacknevas ransomware group claims to have exfiltrated 2.3 TB of data comprising 102,634 files from Undefasa and has published a download link (gofile.io), indicating full data publication rather than encryption-only.

• 102,634 files (2.3 TB total)
• Corporate/business documents
• Potentially employee and HR records
• Potentially financial and operational data
• Potentially customer and supplier information

The group's post references roughly 1 proof file.

Ceramicists since 1967We are a family-run business that was established in the heat of the Sierra, and since then Undefasa has made its mark at the heart of Spain’s thriving ceramics industry.Over the years, we have cemented our position with the firm belief that each of our products truly reflects the tradition and passion of well-crafted ceramics.These values have been shaped by our long history, experience, hard work and dedication.To transmit our passion for ceramics to our customers, through unique products, which provide the habitat with safety values due to their quality and differentiation.Versatile and excellent products in terms of their design that remain durable and unalterable over time, both for their style and the resistance of their materials.At Undefasa, the human factor is fundamental to our corporate culture. We firmly believe that only by creating a strong culture can we generate lasting value over time, building on and enhancing the experience of the past.The concepts of design and innovation thus take on a more significant value as they coexist with the company’s memory and heritage.We work with an integrated management system based on continuous improvement in all phases of the production process, from conception and design to the distribution and sale of our materials.As a family-owned company, we have undergone a process of constant evolution and adaptation as we have faced the changing environment.Throughout our history, we have learned to respond flexibly to challenges, always striving for excellence.A company rooted in the past and looking to the future.We strive to meet the expectations of consumers and their current demands through the generation of new ideas, innovation and design.To transmit our passion for ceramics to our customers, through unique products that bring to the habitat safety values for their quality and differentiation.Multipurpose products, and excellent in terms of design that remain durable and unalterable over time, both for its style and the strength of its materials.Our premise is to design products that coexist with us, that add value and allow us to create unique spaces._ALWAYS BESIDE YOUOur motto “Always beside you” is our raison d’être, always close to our customers102634 files2.3 TBhttps://gofile.io/d/2teefQ

• Victim sitewww.undefasa.com
• Leak posthttp://ctyfftrjgtwdjzlgqh4avbd35sqrs6tde4oyam2ufbjch6oqpqtkdtid.onion/publications/details/fb85455d-c25e-4ca8-b597-6e53202fed82

This page surfaces a public ransomware disclosure indexed by Darkfield. Original posts come from the operator's own leak site; we cross-check against ransomware.live, RansomLook and RansomWatch where applicable. Share this URL freely.