EDINA, MINN. — International Dairy Queen, Inc. today confirmed that the systems of some DQ® locations and one Orange Julius® location in the U.S. had been infected with the widely-reported Backoff malware that is targeting retailers across the country. The company previously indicated that it was investigating a possible malware intrusion that may have affected some payment cards used at certain DQ locations in the U.S. Upon learning of the issue, the company conducted an extensive investigation and retained external forensic experts to help determine the facts. Because nearly all DQ and Orange Julius locations are independently owned and operated,...