recommendedActions "You can add here your own recommended action according to your company procedures"ĭone! You have successfully submitted an IOC to Microsoft Defender ATP description "This is a demo how you can use your own IOC to raise an alert and to block the threat." PS>.\Submit-Indicator.ps1 -indicatorType FileSha1 Sha1 = “b9174c8a1db96d329071ee46483a447c1d3abdc0” we can run the following command (write the command and parameters in one line): \Submit-Indicator -indicrotType įor example, if we want to get an alert and block the execution of file with Run a command to submit an indicator in the following format:.Change directory to the directory you saved the scripts from the previous steps.Save the script in the same folder you saved the Get-Token.ps1 script from the previous blogs.Download the “Submit-Indicator.ps1” script from the link at the buttom of this blog.It’s a good idea to run some tests to verify that we have configured the right mechanisms in place. Note: To use the block file feature, you need to make sure Windows Defender Antivirus is turned on and could-based protection feature is enabled in your organization. Click on Advance features button and turn on “Block file” setting.ĭone! You have successfully enabled the block feature.Open the Settings menu in the Microsoft Defender ATP portal.Step 2: Enable advanced features in Microsoft Defender ATP On the “API Permission” screen, click on “ Grant admin consent for…” button.ĭone! You have successfully added the required permissions to the application.Click on “Application permission” button and check the “TI.ReadWrite.All” checkbox.Then chose the “WindowsDefenderATP” API from the list. Click on “APIs my organization uses” and type WindowDefenderATP in the search box.Click API permissions > Add a permission.Under All Applications, find and select the application, for example, ContosoSIEMConnector.Navigate to Azure Active Directory > App registrations.We recommend that you follow the detailed steps as described in the “Step 1 - Add the required permission to the application” in the Alert Update API blog .Add the “TI.ReadWrite.All” permission as described below.If you’ve already created an app that you’re going to reuse for this demonstration: Then follow the instructions on how to Add Isolation Permission as described below.Create an app using the instructions described in the Hello world blog.Step 1: Add permission to write indicators to MDATP Step 2: Enable advanced features in Microsoft Defender ATP.Step 1: Add the required permission to write indicators to Microsoft Defender ATP. ![]() Block the execution/usage of items in the list.In this tutorial, you’ll see how these lists can be used to: ![]() These lists can be derived from an analysis of previous attacks on the company, external intelligence services, or the publication of data on attacks on information sharing tools on the Internet. Many organizations maintain internal lists of attack indicators such as file data, IP address, or URL. ![]() Submit your own IOCs to Microsoft Defender ATP to create alerts and perform remediation actions.
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