DFIRHub

Windows event log ยท Security4778 RDP reconnecting

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

Fields EvtxECmd extracts

4 columns in the EvtxECmd CSV

  • UserName%domain%\%user%
    • %domain% = /Event/EventData/Data[@Name="AccountDomain"]
    • %user% = /Event/EventData/Data[@Name="AccountName"]
  • RemoteHost%ClientName% (%ClientAddress%)
    • %ClientAddress% = /Event/EventData/Data[@Name="ClientAddress"]
    • %ClientName% = /Event/EventData/Data[@Name="ClientName"]
  • PayloadData1%SessionName%
    • %SessionName% = /Event/EventData/Data[@Name="SessionName"]
  • PayloadData3LogonId: %LogonID%
    • %LogonID% = /Event/EventData/Data[@Name="LogonID"]

Sample event

Event XML from the map file

<Event>
  <System>
    <Provider Name="Microsoft-Windows-Security-Auditing" Guid="54849625-5478-4994-a5ba-3e3b0328c30d"/>
    <EventID>4778</EventID>
    <Version>0</Version>
    <Level>0</Level>
    <Task>12551</Task>
    <Opcode>0</Opcode>
    <Keywords>0x8020000000000000</Keywords>
    <TimeCreated SystemTime="2018-07-17 19:03:44.9851573"/>
    <EventRecordID>25332</EventRecordID>
    <Correlation ActivityID="3fd16c43-fc41-0001-ad6c-d13f41fcd301"/>
    <Execution ProcessID="744" ThreadID="2756"/>
    <Channel>Security</Channel>
    <Computer>base-rd-01.shieldbase.lan</Computer>
    <Security/>
  </System>
  <EventData>
    <Data Name="AccountName">tdungan</Data>
    <Data Name="AccountDomain">shieldbase</Data>
    <Data Name="LogonID">0x2A8EACE</Data>
    <Data Name="SessionName">RDP-Tcp#5</Data>
    <Data Name="ClientName">DUNGANATOR</Data>
    <Data Name="ClientAddress">192.168.30.10</Data>
  </EventData>
</Event>

References

4 links

Source: evtx/Maps/Security_Microsoft-Windows-Security-Auditing_4778.map(opens in new tab) by Eric Zimmerman and contributors(opens in new tab), MIT License(opens in new tab)