User with Privileges Logon

 1title: User with Privileges Logon
 2id: 94309181-d345-4cbf-b5fe-061769bdf9cb
 3status: experimental
 4description: Detects logon with "Special groups" and "Special Privileges" can be thought of as Administrator groups or privileges.
 5references:
 6    - https://github.com/Yamato-Security/EnableWindowsLogSettings/blob/7f6d755d45ac7cc9fc35b0cbf498e6aa4ef19def/ConfiguringSecurityLogAuditPolicies.md
 7    - https://learn.microsoft.com/en-us/windows/security/threat-protection/auditing/event-4672
 8    - https://learn.microsoft.com/en-us/windows/security/threat-protection/auditing/event-4964
 9author: frack113
10date: 2022/10/14
11modified: 2022/10/22
12tags:
13    - attack.defense_evasion
14    - attack.lateral_movement
15    - attack.credential_access
16    - attack.t1558
17    - attack.t1649
18    - attack.t1550
19logsource:
20    service: security
21    product: windows
22detection:
23    selection:
24        EventID:
25            - 4672
26            - 4964
27    filter:
28        SubjectUserSid: S-1-5-18
29    # Level can be upgrade to medium with a filter
30    # filter_valid_account:
31    #     SubjectUserName: set valid internal naming pattern or a list a valid account
32    condition: selection and not filter
33falsepositives:
34    - Unknown
35level: low

References

• EnableWindowsLogSettings/ConfiguringSecurityLogAuditPolicies.md at 7f6d755d45ac7cc9fc35b0cbf498e6aa4ef19def · Yamato-Security/EnableWindowsLogSettings

  

  Documentation and scripts to properly enable Windows event logs. - Yamato-Security/EnableWindowsLogSettings

  
  Read More

• 4672(S) Special privileges assigned to new logon. - Windows Security

  

  Describes security event 4672(S) Special privileges assigned to new logon.

  
  Read More

• 4964(S) Special groups have been assigned to a new logon. - Windows Security

  

  Describes security event 4964(S) Special groups have been assigned to a new logon.

  
  Read More

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• Replay Attack Detected