Air Design Systems, Inc., a woman-owned business based in Chicago, was targeted by the threat actor Sinobi in a ransomware attack, potentially jeopardizing its operations in providing ventilation solutions and design services. The incident has impacted the United States.
Incident Details
- Victim: Air Design Systems
- Country: US
- Actor: sinobi
- Source: http://sinobi6ftrg27d6g4sjdt65malds6cfptlnjyw52rskakqjda6uvb7yd.onion/leaks/691b7dd988b6823fa2a7b89c
- Discovered: 2025-11-17 20:25:58.738621
- Published: 2025-11-17 19:56:09.945000
Information
- Air Design Systems is a woman-owned business based in the Chicago area, specializing in complete ventilation solutions since 1977.
- The company offers services such as Building Information Modeling, fabrication, and design assistance.
- It caters to markets including healthcare, education, and commercial projects.
- Air Design Systems is recognized for its commitment to innovation, quality, and safety.
- The company has received multiple awards for its exemplary safety programs and subcontractor excellence.
- With a focus on advanced technology and 3D coordination, it aims to provide high-quality infrastructure for successful project outcomes.

Disclaimer: This post is based on public claims made by the ransomware group "sinobi". I cannot confirm the accuracy of the information. However, I would be happy to share any official statement from the affected organization to provide clarification.