GreezeBackdoor is a tool of the    DarkHotel  APT group, which we have previously written about
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: GreezeBackdoor is a tool of the    DarkHotel  APT group, which we have previously written about ### Response: .