During  the threat actors opened a variety of ports including ports 28035 32467 41578 and 46892 to establish RDP connections.
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: During  the threat actors opened a variety of ports including ports 28035 32467 41578 and 46892 to establish RDP connections. ### Response: T1571.