A  Javascript backdoor added a local_update_check value under the Registry key HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run to establish persistence. Additionally a  custom executable containing Metasploit shellcode is saved to the Startup folder to gain persistence.(Citation: ESET Turla Mosquito Jan 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: A  Javascript backdoor added a local_update_check value under the Registry key HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run to establish persistence. Additionally a  custom executable containing Metasploit shellcode is saved to the Startup folder to gain persistence.(Citation: ESET Turla Mosquito Jan 2018) ### Response: T1547.001.