has used unique malware in many of their operations.(Citation: F-Secure The Dukes)(Citation: Mandiant No Easy Breach)
Below is an instruction that describes a task, paired with an input that provides further context. Write a response that appropriately completes the request. ### Instruction: List the MITRE techniques contained in the text. ### Input: has used unique malware in many of their operations.(Citation: F-Secure The Dukes)(Citation: Mandiant No Easy Breach) ### Response: T1587.001.