has sent emails with malicious Microsoft Office documents and PDFs attached.(Citation: Moran 2014)
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 sent emails with malicious Microsoft Office documents and PDFs attached.(Citation: Moran 2014) ### Response: T1566.001.