Ransom! Lider Aviacao (SEP-2026)
Lider Aviacao (Brasil) reported a ransomware incident attributed to the threat actor thegentlemen, impacting its operations in the country. #Brasil

Incident Details

  • Victim: Lider Aviacao
  • Sector: Transportation
  • Country: BR
  • Actor: thegentlemen
  • Source:
  • Discovered: 2026-09-05T18:29:44.230169+00:00
  • Published: 2026-09-05T15:58:47+00:00

Information

  • Latin America’s largest business aviation company, founded in 1958 in Belo Horizonte, Brazil, starting as an air taxi with a single Cessna 170
  • Today operates with around R$1.2 billion in revenue, 1,300+ employees, 50+ aircraft, and 22 owned bases
  • 42.5% owned by US-based Bristow Group and led by the founder’s third generation, with Junia Hermont as president
  • Offers end-to-end aviation services, including charters, the region’s largest FBO network, aircraft sales, maintenance, repair and overhaul, and offshore helicopter operations
  • Launched the first booking app in Brazil for charter services
  • Exclusive HondaJet dealer and has sold 1,000+ aircraft
  • Top MRO provider authorized for Bell, HondaJet, and Gulfstream
  • Has supported Petrobras offshore helicopter operations since 1973, totaling over 1 million flight hours
  • Recognized for safety as the only Brazilian company with IS-BAO Stage 3 certification, plus Argus Platinum and five Petrobras Peotram awards
  • Completed the first SAF flight in Brazilian business aviation in 2024
  • Expanding into agribusiness and electric aviation
  • A 67-year-old family-led giant with control across South American business aviation

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.

monitored by: ransomware.live