How often does SDProp?

How often does SDProp?

SDProp. SDProp is a process that runs every 60 minutes (by default) on the domain controller that holds the domain’s PDC Emulator (PDCE). SDProp compares the permissions on the domain’s AdminSDHolder object with the permissions on the protected accounts and groups in the domain.

What is SDProp?

Attackers use every possible trick and process they can to get into your Active Directory environment by moving laterally and gaining privileges. One such method is to leverage the Security Descriptor Propagation (SDProp) process and gain privileges through the adminSDHolder object.

What are some of the groups that are protected with AdminSDHolder?

Protected groups include privileged groups such as Domain Admins, Administrators, Enterprise Admins, and Schema Admins. This also includes other groups that give logon rights to domain controllers, which can be enough access to perpetrate attacks to compromise the domain.

How do I reset my admin?

Click on the Attribute Editor tab. Locate and double-click the adminCount attribute. Click the Clear button and OK.

What is the admin count in AD?

Active Directory user, group, and computer objects possess an AdminCount attribute. Its utility comes from the fact when a user, group, or computer is added, either directly or transitively, to any of a specific set of protected groups its value is updated to 1.

What is nTSecurityDescriptor?

Overview# Security Descriptor (NT-Sec-Desc or nTSecurityDescriptor) is component of the Access Control Model-Microsoft Windows that contains security information specified when it is created, or default security information if none is specified.

What are protected groups in Active Directory?

The Protected Users group first appeared in Windows Server 2012 R2 and can be used to restrict what members of Active Directory privileged groups can do in the domain. Protected Users is a global security group and its primary function is to prevent users’ credentials being abused on the devices where they log in.

What is Dsamain?

Dsamain.exe is a command-line tool that is built into Windows Server 2008. To use Dsamain, you must run the dsamain command from an elevated command prompt. To open an elevated command prompt, click Start, right-click Command Prompt, and then click Run as administrator.

Should I disable security inheritance when adminsdholder is disabled?

This is NOT recommended. Once you’re sure the accounts (and custom groups) with security inheritance disabled are no longer affected by AdminSDHolder, re-enable security inheritance and clear the adminCount attribute manually on each affected account.

Is there an issue with adminsdholder?

Ned here again. After a few years of supporting Active Directory, nearly everyone runs into an issue with AdminSdHolder .

How does the adminsdholder object work?

The AdminSDHolder object manages the access control lists of members of built-in privileged Active Directory groups. In this Ask the Admin, I’ll explain how this mechanism works and how you can change the way that it works. Sponsored Content Say Goodbye to Traditional PC Lifecycle Management

Who in my domain is impacted by adminsdholder restrictions?

The following PowerShell will let you know all the users in your domain who have an AdminCount set to 1 (>0 in reality), which means they are impacted by AdminSDHolder restrictions. The changes below directly on the AdminSDHolder will impact these users as their permissions will get updated to allow writeback from Azure AD.