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Configure executable rules enforcement for applocker windows#

# Remove the hardened device from the Command itself # Execute the Command to harden the device # Apply AppLocker via JumpCloud CommandĪdd-JCCommandTarget -CommandID $AppLockerCommandID -SystemID $agentconf.systemKey It's the same approach: We will add a t rigger to the JumpCloud Command and make it consumable within the PowerShell Module.

Configure executable rules enforcement for applocker windows#

Just like in my previous article about Windows Hardening, you can apply this policy during the deployment before issuing the device to a user. In our example here, we will deny the execution of MS Teams ( because I prefer Slack) and MS Paint. Stop there and in a next step you can simply cleanup the XML-file by removing unnecessary lines ( "NotConfigured") which would lead to a failed application of the rules. You can follow the instructions in the article until " Creating the Policy". Generating the XML FileĪs this is well documented here, I won't repeat the whole content.

Simplify creating and managing AppLocker rules by using Windows PowerShell.įirst you will need to create your Package App Rule (as an example) to come up with an XML-file containing the restrictions which we will apply later via a JumpCloud Commands using PowerShell and carrying the XML as an additional payload.

Create rules on a staging server, test them, then export them to your production environment and import them into a Group Policy Object.

Use audit-only mode to deploy the policy and understand its impact before enforcing it.

For example, you can create a rule that allows all users to run all Windows binaries, except the Registry Editor (regedit.exe). You can configure the enforcement setting to Enforce rules or Audit only on the rule collection. Expand Application Control Policies, click on AppLocker, and click on the Configure rule enforcement on the right side. Type secpol.msc, click Run as administrator.

Assign a rule to a security group or an individual user. Packaged apps and packaged app installers.

Right-click Executable Rules and select Create Default Rules. Create default executable rules as follows: 1. Make sure Enforce rules appears in the drop-down list. Under Executable rules, select Configured.

You can also create rules based on the file path and hash. In the right pane, select Configure rule enforcement.

Important: Before you enforce DLL rules, make sure that there are allow rules for each DLL that is used by any of the allowed apps. Click the Advanced tab, select the Enable the DLL rule collection check box, and then click OK. Define rules based on file attributes that persist across app updates, such as the publisher name (derived from the digital signature), product name, file name, and file version. In the console tree, double-click Application Control Policies, right-click AppLocker, and then click Properties.