Add original_file_name field for process events

Adding this here for reference https://github.com/Cyb3rWard0g/OSSEM/blob/master/data_dictionaries/windows/sysmon/event-1.md
<Event xmlns="http://schemas.microsoft.com/win/2004/08/events/event">
  <System>
    <Provider Name="Microsoft-Windows-Sysmon" Guid="{5770385F-C22A-43E0-BF4C-06F5698FFBD9}" /> 
    <EventID>1</EventID> 
    <Version>5</Version> 
    <Level>4</Level> 
    <Task>1</Task> 
    <Opcode>0</Opcode> 
    <Keywords>0x8000000000000000</Keywords> 
    <TimeCreated SystemTime="2019-06-12T00:48:53.300422700Z" /> 
    <EventRecordID>6526518</EventRecordID> 
    <Correlation /> 
    <Execution ProcessID="2312" ThreadID="3800" /> 
    <Channel>Microsoft-Windows-Sysmon/Operational</Channel> 
    <Computer>DESKTOP-WARDOG.RIVENDELL.local</Computer> 
    <Security UserID="S-1-5-18" /> 
  </System>
  <EventData>
    <Data Name="RuleName" /> 
    <Data Name="UtcTime">2019-06-12 00:48:53.295</Data> 
    <Data Name="ProcessGuid">{A98268C1-4BF5-5D00-0000-00102A7B2B00}</Data> 
    <Data Name="ProcessId">6364</Data> 
    <Data Name="Image">C:\Windows\System32\wuauclt.exe</Data> 
    <Data Name="FileVersion">10.0.17134.1 (WinBuild.160101.0800)</Data> 
    <Data Name="Description">Windows Update</Data> 
    <Data Name="Product">Microsoft® Windows® Operating System</Data> 
    <Data Name="Company">Microsoft Corporation</Data> 
    <Data Name="OriginalFileName">wuauclt.exe</Data> 
    <Data Name="CommandLine">"C:\WINDOWS\system32\wuauclt.exe" /RunHandlerComServer</Data> 
    <Data Name="CurrentDirectory">C:\WINDOWS\system32\</Data> 
    <Data Name="User">NT AUTHORITY\SYSTEM</Data> 
    <Data Name="LogonGuid">{A98268C1-48F4-5D00-0000-0020E7030000}</Data> 
    <Data Name="LogonId">0x3e7</Data> 
    <Data Name="TerminalSessionId">0</Data> 
    <Data Name="IntegrityLevel">System</Data> 
    <Data Name="Hashes">SHA1=E82AC9345FBEFC100FF16D66536877502AB2C017,MD5=C8F7FA1A3A3B23DF12A2BCF4B500DEE1,SHA256=E666AC2934A9BA6C65531E4E258C9BEBD7C311C6A378A6ACCEFFDF7F9741B4A8,IMPHASH=E799C2BD8BC66603D6DDC95F2DB31A18</Data> 
    <Data Name="ParentProcessGuid">{A98268C1-48F5-5D00-0000-00103C410100}</Data> 
    <Data Name="ParentProcessId">1040</Data> 
    <Data Name="ParentImage">C:\Windows\System32\svchost.exe</Data> 
    <Data Name="ParentCommandLine">C:\WINDOWS\system32\svchost.exe -k netsvcs -p</Data> 
  </EventData>
</Event>
endgameinc / eqllib

Add original_file_name field for process events #17
