Password Change on Directory Service Restore Mode (DSRM) Account

 1title: Password Change on Directory Service Restore Mode (DSRM) Account
 2id: 53ad8e36-f573-46bf-97e4-15ba5bf4bb51
 3status: stable
 4description: The Directory Service Restore Mode (DSRM) account is a local administrator account on Domain Controllers. Attackers may change the password to gain persistence.
 5references:
 6    - https://adsecurity.org/?p=1714
 7author: Thomas Patzke
 8date: 2017/02/19
 9modified: 2020/08/23
10tags:
11    - attack.persistence
12    - attack.t1098
13logsource:
14    product: windows
15    service: security
16detection:
17    selection:
18        EventID: 4794
19    condition: selection
20falsepositives:
21    - Initial installation of a domain controller
22level: high

References

• » Sneaky Active Directory Persistence #11: Directory Service Restore Mode (DSRM) » Active Directory Security

  

  The content in this post describes a method by which an attacker could persist administrative access to Active Directory after having Domain Admin level rights for 5 minutes. I presented on this AD...

  
  Read More

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