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Windows event log ยท Security4673 A privileged service was called

  • Security
  • 6 fields
  • Security.evtx
  • Microsoft-Windows-Security-Auditing

Fields EvtxECmd extracts

6 columns in the EvtxECmd CSV

  • UserName%domain%\%user% (%sid%)
    • %domain% = /Event/EventData/Data[@Name="SubjectDomainName"]
    • %user% = /Event/EventData/Data[@Name="SubjectUserName"]
    • %sid% = /Event/EventData/Data[@Name="SubjectUserSid"]
  • ExecutableInfo%ProcessName% (PID: %ProcessId%)
    • %ProcessName% = /Event/EventData/Data[@Name="ProcessName"]
    • %ProcessId% = /Event/EventData/Data[@Name="ProcessId"]
  • PayloadData1PrivilegeList: %PrivilegeList%
    • %PrivilegeList% = /Event/EventData/Data[@Name="PrivilegeList"]
  • PayloadData2ObjectServer: %ObjectServer%
    • %ObjectServer% = /Event/EventData/Data[@Name="ObjectServer"]
  • PayloadData3LogonId: %SubjectLogonId%
    • %SubjectLogonId% = /Event/EventData/Data[@Name="SubjectLogonId"]
  • PayloadData4Service: %Service%
    • %Service% = /Event/EventData/Data[@Name="Service"]

Sample event

Event XML from the map file

<Event xmlns="http://schemas.microsoft.com/win/2004/08/events/event">
  <System>
    <Provider Name="Microsoft-Windows-Security-Auditing" Guid="{54849625-5478-4994-A5BA-3E3B0328C30D}"/>
    <EventID>4673</EventID>
    <Version>0</Version>
    <Level>0</Level>
    <Task>13056</Task>
    <Opcode>0</Opcode>
    <Keywords>0x8020000000000000</Keywords>
    <TimeCreated SystemTime="2015-10-09T00:37:36.434836600Z"/>
    <EventRecordID>1099777</EventRecordID>
    <Correlation/>
    <Execution ProcessID="496" ThreadID="504"/>
    <Channel>Security</Channel>
    <Computer>DC01.contoso.local</Computer>
    <Security/>
  </System>
  <EventData>
    <Data Name="SubjectUserSid">S-1-5-18</Data>
    <Data Name="SubjectUserName">DC01$</Data>
    <Data Name="SubjectDomainName">CONTOSO</Data>
    <Data Name="SubjectLogonId">0x3e7</Data>
    <Data Name="ObjectServer">NT Local Security Authority / Authentication Service</Data>
    <Data Name="Service">LsaRegisterLogonProcess()</Data>
    <Data Name="PrivilegeList">SeTcbPrivilege</Data>
    <Data Name="ProcessId">0x1f0</Data>
    <Data Name="ProcessName">C:\\Windows\\System32\\lsass.exe</Data>
  </EventData>
</Event>

References

3 links

Source: evtx/Maps/Security_Microsoft-Windows-Security-Auditing_4673.map(opens in new tab) by Andrew Rathbun and contributors(opens in new tab), MIT License(opens in new tab)