DFIRHub

Windows event log ยท Microsoft-Windows-Windows Defender/Operational1000 An antimalware scan started

  • Defender and policy
  • 4 fields
  • Microsoft-Windows-Windows Defender%4Operational.evtx
  • Microsoft-Windows-Windows Defender

Fields EvtxECmd extracts

4 columns in the EvtxECmd CSV

  • UserName%Domain%\%User%
    • %Domain% = /Event/EventData/Data[@Name="Domain"]
    • %User% = /Event/EventData/Data[@Name="User"]
  • PayloadData1Scan ID: %ScanID%
    • %ScanID% = /Event/EventData/Data[@Name="Scan ID"]
  • PayloadData2Scan type\index: %ScanType%\%ScanTypeIndex%
    • %ScanType% = /Event/EventData/Data[@Name="Scan Type"]
    • %ScanTypeIndex% = /Event/EventData/Data[@Name="Scan Type Index"]
  • PayloadData3Scan parameters\index: %ScanParameters%\%ScanParametersIndex%
    • %ScanParameters% = /Event/EventData/Data[@Name="Scan Parameters"]
    • %ScanParametersIndex% = /Event/EventData/Data[@Name="Scan Parameters Index"]

Sample event

Event XML from the map file

<Event>
  <System>
    <Provider Name="Microsoft-Windows-Windows Defender" Guid="{11cd958a-c507-4ef3-b3f2-5fd9dfbd2c78}"/>
    <EventID>1000</EventID>
    <Version>0</Version>
    <Level>4</Level>
    <Task>0</Task>
    <Opcode>0</Opcode>
    <Keywords>0x8000000000000000</Keywords>
    <TimeCreated SystemTime="2019-08-22T09:01:59.713582300Z"/>
    <EventRecordID>60297</EventRecordID>
    <Correlation/>
    <Execution ProcessID="5176" ThreadID="73544"/>
    <Channel>Microsoft-Windows-Windows Defender/Operational</Channel>
    <Computer>Thunder.cloud.corp.com</Computer>
    <Security UserID="S-1-5-18"/>
  </System>
  <EventData>
    <Data Name="Product Name">%%827</Data>
    <Data Name="Product Version">4.18.1909.6</Data>
    <Data Name="Scan ID">{7BDF5A4D-E5F3-4A9E-B6F6-7504E70E4AD7}</Data>
    <Data Name="Scan Type Index">1</Data>
    <Data Name="Scan Type">%%802</Data>
    <Data Name="Scan Parameters Index">1</Data>
    <Data Name="Scan Parameters">%%806</Data>
    <Data Name="Domain">NT AUTHORITY</Data>
    <Data Name="User">NETWORK SERVICE</Data>
    <Data Name="SID">S-1-5-20</Data>
    <Data Name="Scan Resources"/>
  </EventData>
</Event>

References

2 links

Source: evtx/Maps/Microsoft-Windows-Windows-Defender-Operational_Microsoft-Windows-Windows-Defender_1000.map(opens in new tab) by Troy Larson and contributors(opens in new tab), MIT License(opens in new tab)