relies on web shells for an initial foothold as well as persistence into the victim's systems.(Citation: FireEye APT40 March 2019)
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: relies on web shells for an initial foothold as well as persistence into the victim's systems.(Citation: FireEye APT40 March 2019) ### Response: T1505.003.