Unimed Belem Suffers Ransomware Attack by RansomEXX

Unimed Belem, a prominent medical cooperative and health insurance operator in Brazil, recently fell victim to a ransomware attack orchestrated by the RansomEXX group. The attackers announced their exploit on their dark web leak site, showcasing a sample of 5.6GB of data purportedly stolen from Unimed Belem. Operating within the Healthcare Services sector, Unimed Belem is recognized as one of the largest health insurance networks in Brazil. This cyberattack has significantly disrupted their operations, though the full extent of the data breach and the ransom demands have not been disclosed by the company.

The healthcare sector's rich repository of sensitive data makes it an attractive target for cybercriminals. Factors such as outdated software, weak security protocols, or insufficient cybersecurity awareness among employees could have contributed to the vulnerability of Unimed Belem to this ransomware attack. The increasing prevalence of ransomware incidents underscores the importance of robust preparation and response strategies. These include maintaining a contingency plan and allocating a dedicated budget for cybersecurity to mitigate the impact of such attacks.

Sources

• Unimed Belém - Site Unimed Belém
• Preparing for and Responding to a Ransomware Attack - NACUBO
• The State of Ransomware in 2022 - BlackFog
• Bits 'n Pieces (Trozos y Piezas) - DataBreaches.net