Possible Admin User Remote Logon (via security)

This rule detects remote login by Administrator user (depending on internal pattern).

SigmalowWindowsv1
sigma
title: Possible Admin User Remote Logon (via security)
id: 330ed0a4-94d6-5db5-ab6c-94e80ea8911a
status: stable
description: This rule detects remote login by Administrator user (depending on internal pattern).
references:
    - https://attack.mitre.org/techniques/T1078/003/
    - https://attack.mitre.org/techniques/T1078/002/
    - https://attack.mitre.org/techniques/T1078/001/
    - https://car.mitre.org/wiki/CAR-2016-04-005
author: Huntrule Team
date: 2026-01-24
tags:
    - attack.privilege-escalation
    - attack.persistence
    - attack.lateral-movement
    - attack.initial-access
    - attack.stealth
    - attack.t1078.001
    - attack.t1078.002
    - attack.t1078.003
    - car.2016-04-005
logsource:
    product: windows
    service: security
    definition: 'Requirements: Identifiable administrators usernames (pattern or special unique character. ex: "Admin-*"), internal policy mandating use only as secondary account'
detection:
    selection:
        EventID: 4624
        LogonType: 10
        AuthenticationPackageName: Negotiate
        TargetUserName|startswith: 'Admin'
    condition: selection
falsepositives:
    - Unknown
level: low

Known false positives

  • Unknown

Detection content is published as a reviewed draft. Tune thresholds and exclusions against your own telemetry before enabling this rule for alerting.