Since March, companies have been harassed by a criminal group using ransomware using spear-phishing emails. The new group of OldGremlin cybercriminals attacked Russian companies, banks, industrial enterprises, and medical companies with ransomware.

https://www.bleepingcomputer.com/news/security/new-ransomware-actor-oldgremlin-uses-custom-malware-to-hit-top-orgs/