An investigation has revealed company data has been breached in the United States, South Korea, and Taiwan.

Nearly a score of cybercriminals allegedly worked together to create the Trickbot malware and deploy it against more than a million users, an unsealed indictment claims.

A trio of security flaws open the door to remote-code execution and a malware tsunami.

The restaurant chain reportedly said no U.S. customer data was exposed and the attack did not involve ransomware.