The Evil Corp group responsible for the Dridex malware is using a new ransomware called WastedLocker that targets cloud services and backups.
Ransomware operators have begun using long-held positions inside corporate networks to deploy ransomware.
The creators of the Shade ransomware have released the decryption keys for infected systems.
Ransomware attacks are on the rise, and the in-house breach investigations team at insurance company Beazley Group said there were 131 percent more ransomware attacks against its customers in 2019 than was in 2018. The spike in attacks were most evident in healthcare, professional services, and financial services.
Ransomware attackers tend to deploy their payloads at night and on weekends, when IT resources are scarce and security teams may be less active.