name: Windows Event Log Security 4703
id: e256673b-16e8-4b74-b7aa-9eed6ce67072
version: 4
creation_date: '2024-05-22'
modification_date: '2026-05-13'
author: Patrick Bareiss, Splunk
description: Logs an event when a token right is adjusted on a Windows system.
mitre_components:
    - User Account Modification
    - Process Modification
source: XmlWinEventLog:Security
sourcetype: XmlWinEventLog
separator: EventCode
separator_value: '4703'
supported_TA:
    - name: Splunk Add-on for Microsoft Windows
      url: https://splunkbase.splunk.com/app/742
      version: 10.0.1
fields:
    - _time
    - Caller_Domain
    - Caller_User_Name
    - Channel
    - Computer
    - DisabledPrivilegeList
    - EnabledPrivilegeList
    - Error_Code
    - EventCode
    - EventData_Xml
    - EventID
    - EventRecordID
    - Guid
    - Keywords
    - Level
    - Logon_ID
    - Name
    - Opcode
    - ProcessID
    - ProcessId
    - ProcessName
    - RecordNumber
    - SubjectDomainName
    - SubjectLogonId
    - SubjectUserName
    - SubjectUserSid
    - SystemTime
    - System_Props_Xml
    - TargetDomainName
    - TargetLogonId
    - TargetUserName
    - TargetUserSid
    - Target_Domain
    - Target_User_Name
    - Task
    - ThreadID
    - Version
    - action
    - app
    - change_type
    - date_hour
    - date_mday
    - date_minute
    - date_month
    - date_second
    - date_wday
    - date_year
    - date_zone
    - dest
    - dest_nt_domain
    - dvc
    - dvc_nt_host
    - event_id
    - eventtype
    - host
    - id
    - index
    - linecount
    - object
    - object_attrs
    - object_category
    - object_id
    - process
    - process_id
    - process_name
    - process_path
    - product
    - punct
    - result
    - session_id
    - signature_id
    - source
    - sourcetype
    - splunk_server
    - src_nt_domain
    - src_user
    - src_user_name
    - status
    - ta_windows_action
    - tag
    - tag::eventtype
    - timeendpos
    - timestartpos
    - user
    - user_group
    - user_name
    - vendor
    - vendor_product
output_fields:
    - dest
example_log: <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>4703</EventID><Version>0</Version><Level>0</Level><Task>13317</Task><Opcode>0</Opcode><Keywords>0x8020000000000000</Keywords><TimeCreated SystemTime='2022-08-31T09:47:43.137598500Z'/><EventRecordID>328761</EventRecordID><Correlation/><Execution ProcessID='4' ThreadID='320'/><Channel>Security</Channel><Computer>win-host-ctus-attack-range-115</Computer><Security/></System><EventData><Data Name='SubjectUserSid'>WIN-HOST-CTUS-A\Administrator</Data><Data Name='SubjectUserName'>Administrator</Data><Data Name='SubjectDomainName'>WIN-HOST-CTUS-A</Data><Data Name='SubjectLogonId'>0x288b91</Data><Data Name='TargetUserSid'>WIN-HOST-CTUS-A\Administrator</Data><Data Name='TargetUserName'>Administrator</Data><Data Name='TargetDomainName'>WIN-HOST-CTUS-A</Data><Data Name='TargetLogonId'>0x288b91</Data><Data Name='ProcessName'>C:\Temp\poc_2\c2_agent.exe</Data><Data Name='ProcessId'>0x570</Data><Data Name='EnabledPrivilegeList'>SeDebugPrivilege</Data><Data Name='DisabledPrivilegeList'>-</Data></EventData></Event>