has abused the Outlook Home Page feature for persistence.  has also used CVE-2017-11774 to roll back the initial patch designed to protect against Home Page abuse.
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 abused the Outlook Home Page feature for persistence.  has also used CVE-2017-11774 to roll back the initial patch designed to protect against Home Page abuse. ### Response: T1137.004.