rule malware_windows_moonlightmaze_cle_tool { meta: description = "Rule to detect Moonlight Maze 'cle' log cleaning tool" reference = "https://en.wikipedia.org/wiki/Moonlight_Maze" author = "Kaspersky Lab" md5 = "647d7b711f7b4434145ea30d0ef207b0" strings: $a1 = "./a filename template_file" ascii wide $a2 = "May be %s is empty?" ascii wide $a3 = "template string = |%s|" ascii wide $a4 = "No blocks !!!" $a5 = "No data in this block !!!!!!" ascii wide $a6 = "No good line" condition: 3 of ($a*) }