has encoded strings in its malware with base64 as well as with a simple single-byte XOR obfuscation using key 0x40.(Citation: Accenture Hogfish April 2018)(Citation: FireEye APT10 Sept 2018)
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 encoded strings in its malware with base64 as well as with a simple single-byte XOR obfuscation using key 0x40.(Citation: Accenture Hogfish April 2018)(Citation: FireEye APT10 Sept 2018) ### Response: T1027.