RunMRU Registry Key Deletion
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About the rule
Rule Type
Standard
Rule Description
Detects deletion of the RunMRU registry key, which stores the history of commands executed via the Run dialog.
Severity
Attention
Rule Requirement
Criteria
Action1:
actionname = "Process started" AND ( PROCESSNAME endswith "\reg.exe" OR ORIGINALFILENAME = "reg.exe" ) AND ( COMMANDLINE contains " del" AND COMMANDLINE contains "\Software\Microsoft\Windows\CurrentVersion\Explorer\RunMRU" )
select Action1.HOSTNAME,Action1.MESSAGE,Action1.COMMANDLINE,Action1.FILE_NAME,Action1.PROCESSNAME,Action1.USERNAME,Action1.PARENTPROCESSNAME,Action1.DOMAIN,Action1.ORIGINALFILENAME,Action1.PARENTPROCESSID,Action1.PROCESSID,Action1.PRODUCT_NAME,Action1.SECURITYID
Detection
Execution Mode
realtime
Log Sources
Windows
Author
@Swachchhanda Shrawan Poudel (Nextron Systems)
