Rebuild Performance Counter Values Via Lodctr.EXE
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About the rule
Rule Type
Standard
Rule Description
Detects the execution of "lodctr.exe" to rebuild the performance counter registry values. This can be abused by attackers by providing a malicious config file to overwrite performance counter configuration to confuse and evade monitoring and security solutions.
Severity
Trouble
Rule Requirement
Criteria
Action1:
actionname = "Process started" AND (PROCESSNAME endswith "\lodctr.exe" AND ORIGINALFILENAME = "LODCTR.EXE") AND COMMANDLINE contains " -r, /r, –r, —r, ―r"
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
Nasreddine Bencherchali (Nextron Systems)
