Thegentlemen has claimed responsibility for a ransomware attack against Stewart Engenharia, a high-standard construction and renovation firm in Brazil, compromising sensitive project data and client information. The attack threatens to disrupt their operations and points to targeted cyber threats in Brazil. #Brazil
Incident Details
- Victim: Stewart Engenharia
- Country: BR
- Actor: thegentlemen
- Source: http://tezwsse5czllksjb7cwp65rvnk4oobmzti2znn42i43bjdfd2prqqkad.onion
- Discovered: 2025-12-30 18:51:44.501117
- Published: 2025-12-30 18:17:37.000000
Information
- Specializes in high-standard constructions and renovations since 1995.
- Provides exceptional project development and execution services.
- Focuses on making clientsβ visions a reality through sophistication, style, technology, and innovation.
- Maintains a highly trained team to cater to the specific demands of discerning clients.
- Offers personalized services tailored to individual project needs.
- Develops refined projects for houses, apartments, offices, and commercial spaces.

Disclaimer: This post is based on public claims made by the ransomware group "thegentlemen". 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.