Ransom! Grupo JSA

The threat actor Sinobi has claimed ransomware attacks targeting Grupo JSA, an architecture, engineering, and design firm based in Rio de Janeiro, Brazil, with a workforce of 20 to 49 employees and annual revenue between 5M and 10M dollars. The incident has impacted Brazil. #Brazil

Incident Details

  • Victim: Grupo JSA
  • Country: ES
  • Actor: sinobi
  • Source: http://sinobi6ftrg27d6g4sjdt65malds6cfptlnjyw52rskakqjda6uvb7yd.onion/leaks/68f6948988b6823fa2b6adae
  • Discovered: 2025-10-20 20:45:10.024190
  • Published: 2025-10-20 19:59:05.201000

Information

  • Grupo JSA, an architecture, engineering, and design company, was targeted by ransomware.
  • The actor responsible for the attack is Sinobi.
  • The company employs between 20 and 49 people.
  • Its revenue ranges from 5 million to 10 million.
  • Headquartered in Rio de Janeiro, Brazil.

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.

monitored by: ransomware.live