mirror of
https://github.com/splunk/security_content
synced 2026-06-08 17:32:49 +00:00
Eric McGinnis
93 lines
2.6 KiB
YAML
93 lines
2.6 KiB
YAML
name: Windows Event Log Security 4776
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id: 1da9092a-c795-4a26-ace8-d43855524e96
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version: 4
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creation_date: '2024-05-22'
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modification_date: '2026-05-13'
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author: Patrick Bareiss, Splunk
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description: Logs NTLM authentication attempts, including details about the account name, authentication status, and the originating workstation.
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mitre_components:
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- User Account Authentication
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- Logon Session Metadata
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- User Account Metadata
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- Application Log Content
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source: XmlWinEventLog:Security
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sourcetype: XmlWinEventLog
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separator: EventCode
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separator_value: '4776'
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supported_TA:
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- name: Splunk Add-on for Microsoft Windows
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url: https://splunkbase.splunk.com/app/742
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version: 10.0.1
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fields:
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- _time
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- Channel
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- Computer
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- Error_Code
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- EventCode
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- EventData_Xml
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- EventID
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- EventRecordID
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- Guid
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- Keywords
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- Level
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- Name
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- Opcode
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- PackageName
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- ProcessID
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- RecordNumber
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- Source_Workstation
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- Status
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- SystemTime
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- System_Props_Xml
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- TargetUserName
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- Target_User_Name
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- Task
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- ThreadID
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- Version
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- Workstation
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- action
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- app
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- date_hour
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- date_mday
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- date_minute
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- date_month
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- date_second
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- date_wday
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- date_year
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- date_zone
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- dest
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- dvc
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- dvc_nt_host
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- event_id
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- eventtype
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- host
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- id
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- index
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- linecount
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- name
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- product
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- punct
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- signature
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- signature_id
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- source
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- sourcetype
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- splunk_server
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- src
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- src_nt_host
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- status
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- subject
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- ta_windows_action
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- ta_windows_status
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- tag
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- tag::action
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- tag::eventtype
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- timeendpos
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- timestartpos
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- user
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- user_group
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- vendor
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- vendor_product
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output_fields:
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- dest
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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>4776</EventID><Version>0</Version><Level>0</Level><Task>14336</Task><Opcode>0</Opcode><Keywords>0x8010000000000000</Keywords><TimeCreated SystemTime='2022-09-08T19:03:50.057600300Z'/><EventRecordID>391615</EventRecordID><Correlation/><Execution ProcessID='644' ThreadID='6100'/><Channel>Security</Channel><Computer>win-dc-mvelazco-02713-392.attackrange.local</Computer><Security/></System><EventData><Data Name='PackageName'>MICROSOFT_AUTHENTICATION_PACKAGE_V1_0</Data><Data Name='TargetUserName'>KSYLEFUA</Data><Data Name='Workstation'>WIN-HOST-MVELAZ</Data><Data Name='Status'>0xc0000064</Data></EventData></Event>
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