has used the Windows API ObtainUserAgentString to obtain the User-Agent from a compromised host to connect to a C2 server.(Citation: McAfee Lazarus Jul 2020)  has also used various often lesser known functions to perform various types of Discovery and .(Citation: Lazarus APT January 2022)
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 the Windows API ObtainUserAgentString to obtain the User-Agent from a compromised host to connect to a C2 server.(Citation: McAfee Lazarus Jul 2020)  has also used various often lesser known functions to perform various types of Discovery and .(Citation: Lazarus APT January 2022) ### Response: T1106.