Sinobi, a threat actor, has claimed to have ransomware encrypted the systems of ECM Consultants, a US-based engineering and construction management firm headquartered in Metairie, Louisiana, with offices in Baton Rouge, Lafayette, and Houston. The incident impacts the United States.
Incident Details
- Victim: ECM Consultants
- Country: US
- Actor: sinobi
- Source: http://sinobi6ftrg27d6g4sjdt65malds6cfptlnjyw52rskakqjda6uvb7yd.onion/leaks/689c429188b6823fa2ae8fc9
- Discovered: 2025-08-14 00:39:04.299600
- Published: 2025-08-13 07:45:21.248000
Information
- ECM Consultants is an engineering, architectural, and construction management firm headquartered in Metairie, Louisiana.
- The company serves clients across the entire United States.
- ECM has additional offices in Baton Rouge and Lafayette, Louisiana, as well as Houston, Texas.
- The ransomware attack was carried out by the actor Sinobi.

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.