has used one C2 to obtain enumeration scripts and monitor web logs but a different C2 to send data back. 
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 used one C2 to obtain enumeration scripts and monitor web logs but a different C2 to send data back.  ### Response: T1104.