Adding ATT&CK tag

rules/windows/sysmon/sysmon_attrib_hiding_files.yml

@@ -17,6 +17,10 @@ fields:
     - CommandLine
     - ParentCommandLine
     - User
+tags:
+    - attack.defense_evasion
+    - attack.persistence
+    - attack.t1158
 falsepositives:
     - igfxCUIService.exe hiding *.cui files via .bat script (attrib.exe a child of cmd.exe and igfxCUIService.exe is the parent of the cmd.exe)
     - msiexec.exe hiding desktop.ini