Suspicious File Created In PerfLogs
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About the rule
Rule Type
Standard
Rule Description
Detects suspicious file based on their extension being created in "C:\\PerfLogs\\". Note that this directory mostly contains ".etl" files
Severity
Trouble
Rule Requirement
Criteria
Action1: actionname = "File Created or Modified" AND (FILENAME startswith "C:\PerfLogs" OR OBJECTNAME startswith "C:\PerfLogs") AND (FILENAME endswith ".7z,.bat,.bin,.chm,.dll,.exe,.hta,.lnk,.ps1,.psm1,.py,.scr,.sys,.vbe,.vbs,.zip" OR OBJECTNAME endswith ".7z,.bat,.bin,.chm,.dll,.exe,.hta,.lnk,.ps1,.psm1,.py,.scr,.sys,.vbe,.vbs,.zip") select Action1.HOSTNAME,Action1.MESSAGE,Action1.USERNAME,Action1.DOMAIN,Action1.OBJECTNAME,Action1.FILENAME,Action1.PROCESSNAME
Detection
Execution Mode
realtime
Log Sources
Windows
Author
Nasreddine Bencherchali (Nextron Systems)
