Vancouver based Canadian Miner Copper Mountain Mining has reported that the Company's IT systems at its Copper Mountain Mine and corporate office were subject to a ransomware attack late on December 27, 2022. The Company quickly implemented its risk management systems and protocols in response to the attack. The Company has isolated operations, switched to manual processes, where possible, and the mill has been preventatively shutdown to determine the effect on its control system.The Company's external and internal IT teams are continuing to assess risks and are actively establishing additional safeguards to mitigate any further risk to the Company. Copper Mountain is investigating the source of the attack and is in contact with the relevant authorities, who are assisting the Company.There have been no safety or environmental incidents as a result of the attack. The Company's main priority is to continue to ensure safe operations and limit operational and financial impacts.Copper Mountain's flagship asset is the 75% owned Copper Mountain Mine located in southern British Columbia near the town of Princeton. The Copper Mountain Mine currently produces approximately 100 million pounds of copper equivalent on average per year.