Grupo Fleury cyberattack: hacker group REvil demands US$5 million ransom – report

REvil is a private ransomware-as-a-service operation and one of the most active ransomware groups at the moment. Allegedly originating from Russia, the group has been active since at least 2019.

RIO DE JANEIRO, BRAZIL - As reported two days ago, Grupo Fleury's systems remained offline Wednesday. The healthcare company fell victim to a ransomware attack the afternoon of the previous day, in which malicious code blocked access to systems or encrypts the victim's data.

Grupo Fleury is a Brazilian healthcare company founded in 1926, whose main activity is providing medical services and diagnostic medicine. With about 60 million exams performed in 2016, it . . .

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