Use of existing services is a type of [Masquerading](https://attack.mitre.org/techniques/T1036) that may make detection analysis more challenging.
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: Use of existing services is a type of [Masquerading](https://attack.mitre.org/techniques/T1036) that may make detection analysis more challenging. ### Response: T1031.