config case_sensitive = false | preset=xdr_process | filter (event_type = ENUM.PROCESS and 
 event_sub_type = ENUM.PROCESS_START) and 
 (agent_os_type = ENUM.AGENT_OS_WINDOWS and 
 ((action_process_image_command_line contains "new-object" and 
 action_process_image_command_line contains "text.encoding]::ascii") and 
 (action_process_image_command_line in ("*system.io.compression.deflatestream*", "*system.io.streamreader*", "*readtoend(*"))))