has used unique per machine passwords to decrypt the orchestrator payload and a hardcoded XOR key to decrypt its communications module.  has also used a unique password to decrypt the file used for its hidden file system.(Citation: ESET ComRAT May 2020)
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 per machine passwords to decrypt the orchestrator payload and a hardcoded XOR key to decrypt its communications module.  has also used a unique password to decrypt the file used for its hidden file system.(Citation: ESET ComRAT May 2020) ### Response: T1140.