The FBI is warning businesses of DoppelPaymer ransomware attacks and a change in tactics among operators, who are now cold-calling victims to pressure them into paying the ransom.
This update comes from a private industry notification (PIN), a type of alert the FBI issues to private sector organizations to keep them informed on security threats. DoppelPaymer first emerged in summer 2019; since then, it has infected a range of industries and targets, with attackers regularly demanding six- to seven-figure ransoms from affected organizations.
These attacks have disrupted the provision of healthcare, emergency, and education services for people around the world, officials say. They point to one September 2020 incident in which the ransomware hit a German hospital; another attack in the same month compromised a county’s emergency call center and blocked officials from…