Sodinokibi, a new file-encrypting malware, has become prolific and gained reputation among cybercriminals. Some victims paying as little as $4,000 while others shelling out $240,000 at the moment of the conversion. A network infection netted $150,000 on average, according to forum posts. The latest victim is another MSP that offers data backup service to dental practices; the ransom in this case is allegedly $5,000 per client; hundreds were impacted. Other malware distributors are trying to gain access to the program.
Source: https://www.bleepingcomputer.com/news/security/a-look-inside-the-highly-profitable-sodinokibi-ransomware-business/