DFIRHub

Windows event log ยท Microsoft-Windows-Sysmon/Operational2 A process changed a file creation time

  • Sysmon
  • 7 fields
  • Microsoft-Windows-Sysmon%4Operational.evtx
  • Microsoft-Windows-Sysmon

Fields EvtxECmd extracts

7 columns in the EvtxECmd CSV

  • UserName%User%
    • %User% = /Event/EventData/Data[@Name="User"]
  • PayloadData1ProcessID: %ProcessID%, ProcessGUID: %ProcessGUID%
    • %ProcessGUID% = /Event/EventData/Data[@Name="ProcessGuid"]
    • %ProcessID% = /Event/EventData/Data[@Name="ProcessId"]
  • PayloadData2RuleName: %RuleName%
    • %RuleName% = /Event/EventData/Data[@Name="RuleName"]
  • PayloadData3Image: %Image%
    • %Image% = /Event/EventData/Data[@Name="Image"]
  • PayloadData4TargetFilename: %TargetFilename%
    • %TargetFilename% = /Event/EventData/Data[@Name="TargetFilename"]
  • PayloadData5CreationTimeUTC: %CreationUTCTime%
    • %CreationUTCTime% = /Event/EventData/Data[@Name="CreationUtcTime"]
  • PayloadData6PreviousCreationTimeUTC: %PreviousCreationUTCTime%
    • %PreviousCreationUTCTime% = /Event/EventData/Data[@Name="PreviousCreationUtcTime"]

Sample event

Event XML from the map file

<Event>
  <System>
    <Provider Name="Microsoft-Windows-Sysmon" Guid="5770385f-c22a-43e0-bf4c-06f5698ffbd9"/>
    <EventID>2</EventID>
    <Version>4</Version>
    <Level>4</Level>
    <Task>2</Task>
    <Opcode>0</Opcode>
    <Keywords>0x8000000000000000</Keywords>
    <TimeCreated SystemTime="2019-04-27 15:57:53.6501132"/>
    <EventRecordID>6580</EventRecordID>
    <Correlation/>
    <Execution ProcessID="1912" ThreadID="996"/>
    <Channel>Microsoft-Windows-Sysmon/Operational</Channel>
    <Computer>IEWIN7</Computer>
    <Security UserID="S-1-5-18"/>
  </System>
  <EventData>
    <Data Name="RuleName">technique_id=T1099,technique_name=Timestomp</Data>
    <Data Name="UtcTime">2019-04-27 15:57:53.634</Data>
    <Data Name="ProcessGuid">365abb72-7c01-5cc4-0000-00102b3e0c00</Data>
    <Data Name="ProcessId">2680</Data>
    <Data Name="Image">C:\Users\IEUser\Downloads\Flash_update.exe</Data>
    <Data Name="TargetFilename">C:\Users\IEUser\AppData\Roaming\NvSmart.exe</Data>
    <Data Name="CreationUtcTime">2013-09-04 16:29:27.000</Data>
    <Data Name="PreviousCreationUtcTime">2019-04-27 15:57:53.634</Data>
  </EventData>

References

5 links

Source: evtx/Maps/Microsoft-Windows-Sysmon-Operational_Microsoft-Windows-Sysmon_2.map(opens in new tab) by Andrew Rathbun and contributors(opens in new tab), MIT License(opens in new tab)