sent spearphishing emails containing malicious Microsoft Office and RAR attachments.(Citation: Unit 42 Sofacy Feb 2018)(Citation: Sofacy DealersChoice)(Citation: Palo Alto Sofacy 06-2018)(Citation: DOJ GRU Indictment Jul 2018)(Citation: Securelist Sofacy Feb 2018)(Citation: Accenture SNAKEMACKEREL Nov 2018)(Citation: TrendMicro Pawn Storm Dec 2020)
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: sent spearphishing emails containing malicious Microsoft Office and RAR attachments.(Citation: Unit 42 Sofacy Feb 2018)(Citation: Sofacy DealersChoice)(Citation: Palo Alto Sofacy 06-2018)(Citation: DOJ GRU Indictment Jul 2018)(Citation: Securelist Sofacy Feb 2018)(Citation: Accenture SNAKEMACKEREL Nov 2018)(Citation: TrendMicro Pawn Storm Dec 2020) ### Response: T1566.001.