Attacks against CDK Global, which has resulted in widespread disruptions in North American car dealerships since Tuesday, have been linked to the BlackSuit ransomware operation, BleepingComputer reports. CDK Global was also noted by sources close to the matter to have entered negotiations with the threat operation, which was previously associated by the FBI and Cybersecurity and Infrastructure Security Agency with the Royal ransomware gang due to similar techniques and encryptor code.

Source: SC Magazine