Mandiant initially identified an early variant of the POSHSPY backdoor deployed as PowerShell scripts during an incident response engagement in 2015
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: Mandiant initially identified an early variant of the POSHSPY backdoor deployed as PowerShell scripts during an incident response engagement in 2015 ### Response: T1546.013.