Suspicious desktop.ini Action
Last updated on:
In this page
About the rule
Rule Type
Standard
Rule Description
Detects unusual processes accessing desktop.ini, which can be leveraged to alter how Explorer displays a folder's content (i.e. renaming files) without changing them on disk.
Severity
Trouble
Rule Requirement
Criteria
Action1: actionname = "File Created or Modified" AND (FILENAME endswith "\desktop.ini" OR OBJECTNAME endswith "\desktop.ini") AND (PROCESSNAME notstartswith "C:\Windows\,C:\Program Files\,C:\Program Files (x86)" AND (PROCESSNAME notendswith "\AppData\Local\JetBrains\Toolbox\bin\7z.exe" OR (FILENAME notcontains "\JetBrains\apps" AND OBJECTNAME notcontains "\JetBrains\apps")) AND (FILENAME notstartswith "C:\$WINDOWS.~BT\NewOS" AND OBJECTNAME notstartswith "C:\$WINDOWS.~BT\NewOS")) select Action1.HOSTNAME,Action1.MESSAGE,Action1.USERNAME,Action1.DOMAIN,Action1.OBJECTNAME,Action1.FILENAME,Action1.PROCESSNAME
Detection
Execution Mode
realtime
Log Sources
Windows
Author
Maxime Thiebaut (@0xThiebaut), Tim Shelton (HAWK.IO)
