Note because we use in ~ it is case-insensitive. Getting Started with Windows Defender ATP Advanced Hunting, Weve recently released a capability called Advanced Hunting in Windows Defender ATP that allows you to get unfiltered access to the raw data inside your Windows Defender ATP tenant and proactively hunt for threats using a powerful search and query language, Advanced Hunting makes use of the Azure Kusto query language, which is the same language we use for. This project welcomes contributions and suggestions. Alerts by severity This query can be used to detect the following attack techniques and tactics (see MITRE ATT&CK framework) or security configuration states. When you master it, you will master Advanced Hunting! Image 4: Exported outcome of ProcessCreationEvents with EventTime restriction which is started in Excel. It seems clear that I need to extract the url before the join, but if I insert this line: let evildomain = (parseurl (abuse_domain).Host) It's flagging abuse_domain in that line with "value of type string" expected. Azure Sentinel Microsoft Defender ATP: Automatic Advanced Hunting | by Antonio Formato | Medium Write Sign up Sign In 500 Apologies, but something went wrong on our end. The samples in this repo should include comments that explain the attack technique or anomaly being hunted. Reserve the use of regular expression for more complex scenarios. SuccessfulAccountsCount = dcountif(Account, ActionType == LogonSuccess). Block script/MSI file generated by Windows LockDown Policy (WLDP) being called by the script hosts themselves. Apply these recommendations to get results faster and avoid timeouts while running complex queries. Microsoft 365 Defender repository for Advanced Hunting. Queries. 4223. You can then run different queries without ever opening a new browser tab. The query below counts events involving the file invoice.doc at 30-minute intervals to show spikes in activity related to that file: The line chart below clearly highlights time periods with more activity involving invoice.doc: Line chart showing the number of events involving a file over time. The following reference - Data Schema, lists all the tables in the schema. Failed = countif(ActionType == LogonFailed). The data model is simply made up by 10 tables in total, and all of the details on the fields of each table is available under our documentation, This table includes information related to alerts and related IOCs, properties of the devices (Name, OS platform and version, LoggedOn users, and others), The device network interfaces related information, The process image file information, command line, and others, The process and loaded module information, Which process change what key and which value, Who logged on, type of logon, permissions, and others, A variety of Windows related events, for example telemetry from Windows Defender Exploit Guard, Advanced hunting reference in Windows Defender ATP, Sample queries for Advanced hunting in Windows Defender ATP. We regularly publish new sample queries on GitHub. This commit does not belong to any branch on this repository, and may belong to a fork outside of the repository. You can also explore a variety of attack techniques and how they may be surfaced through Advanced hunting. and actually do, grant us the rights to use your contribution. To run another query, move the cursor accordingly and select. High indicates that the query took more resources to run and could be improved to return results more efficiently. Learn about string operators. Specifies the packaged app would be blocked if the Enforce rules enforcement mode were enabled. This is a useful feature to further optimize your query by adding additional filters based on the current outcome of your existing query. Renders sectional pies representing unique items. You can find the original article here. Whenever possible, provide links to related documentation. from DeviceProcessEvents. Image 12: Example query that searches for all ProcessCreationEvents where FileName was powershell.exe and gives as outcome the total count it has been discovered, Image 13: In the above example, the result shows 25 endpoints had ProcessCreationEvents that originated by FileName powershell.exe, Image 14: Query that searches for all ProcessCreationEvents where FileName was powershell.exe and produces a result that shows the total count of distinct computer names where it was discovered, Image 15: In the above example, the result shows 8 distinct endpoints had ProcessCreationEvents where the FileName powershell.exe was seen. While you can construct your advanced hunting queries to return precise information, you can also work with the query results to gain further insight and investigate specific activities and indicators. 1. let Domain = http://domainxxx.com; DeviceNetworkEvents | where Timestamp > ago(7d) and RemoteUrl contains Domain | project Timestamp, DeviceName, RemotePort, RemoteUrl | top 100 by Timestamp desc. We have devised heuristic alerts for possible manipulation of our optics, designing these alerts so that they are triggered in the cloud before the bypass can suppress them. The query below uses summarize to count distinct recipient email address, which can run in the hundreds of thousands in large organizations. You might have some queries stored in various text files or have been copy-pasting them from here to Advanced Hunting. Avoid the matches regex string operator or the extract() function, both of which use regular expression. This repository has been archived by the owner on Feb 17, 2022. We regularly publish new sample queries on GitHub. // Find all machines running a given Powersehll cmdlet. You will only need to do this once across all repositories using our CLA. Turn on Microsoft 365 Defender to hunt for threats using more data sources. Microsoft Defender for Endpoint is a market-leading platform on the market that offers vulnerability management, endpoint protection, endpoint detection and response (EDR), and mobile threat defense service. Learn more about how you can evaluate and pilot Microsoft 365 Defender. Hello Blog Readers, I have summarized the Linux Configuration and Operation commands in this cheat sheet for your convenient use. There may be scenarios when you want to keep track of how many times a specific event happened on an endpoint. Shuffle the queryWhile summarize is best used in columns with repetitive values, the same columns can also have high cardinality or large numbers of unique values. To get a unique identifier for a process on a specific machine, use the process ID together with the process creation time. Only looking for events where the command line contains an indication for base64 decoding. In addition, construct queries that adhere to the published Microsoft Defender ATP Advanced hunting performance best practices. Sample queries for Advanced hunting in Windows Defender ATP. The samples in this repo should include comments that explain the attack technique or anomaly being hunted. Query . "142.0.68.13","103.253.12.18","62.112.8.85", "69.164.196.21" ,"107.150.40.234","162.211.64.20","217.12.210.54", ,"89.18.27.34","193.183.98.154","51.255.167.0", ,"91.121.155.13","87.98.175.85","185.97.7.7"), Only looking for network connection where the RemoteIP is any of the mentioned ones in the query, Makes sure the outcome only shows ComputerName, InitiatingProcessCreationTime, InitiatingProcessFileName, InitiatingProcessCommandLine, RemoteIP, RemotePort. Please If a query returns no results, try expanding the time range. Dont worry, there are some hints along the way. Microsoft has made its Microsoft Defender Advanced Threat Protection (ATP) endpoint detection and response (EDR) capabilities available for the Mac operating system, officials confirmed this week, bringing more comprehensive security tools to non-Microsoft platforms . Find possible clear text passwords in Windows registry. Integrating the generated events with Advanced Hunting makes it much easier to have broad deployments of audit mode policies and see how the included rules would influence those systems in real world usage. Watch this short video to learn some handy Kusto query language basics. Select New query to open a tab for your new query. As we knew, you or your InfoSec Team may need to run a few queries in your daily security monitoring task. Upgrade to Microsoft Edge to take advantage of the latest features, security updates, and technical support. Advanced hunting data uses the UTC (Universal Time Coordinated) timezone. | where ProcessCommandLine contains .decode(base64) or ProcessCommandLine contains base64 decode or ProcessCommandLine contains .decode64(, | project Timestamp , DeviceName , FileName , FolderPath , ProcessCommandLine , InitiatingProcessCommandLine. Often times SecOps teams would like to perform proactive hunting or perform a deep-dive on alerts, and with Windows Defender ATP they can leverage raw events in order to perform these tasks efficiently. Sample queries for Advanced hunting in Microsoft 365 Defender. This project has adopted the Microsoft Open Source Code of Conduct. | where RemoteIP in ("139.59.208.246","130.255.73.90","31.3.135.232". Advanced hunting data can be categorized into two distinct types, each consolidated differently. Advanced Hunting allows you to save your queries and share them within your tenant with your peers. Findendpoints communicatingto a specific domain. Applying the same approach when using join also benefits performance by reducing the number of records to check. FailedAccounts=makeset(iff(ActionType== LogonFailed, Account, ), 5), SuccessfulAccounts=makeset(iff(ActionType== LogonSuccess, Account, ), 5), | where Failed > 10 and Successful > 0 andFailedAccountsCount> 2 andSuccessfulAccountsCount== 1, Look for machines failing to log-on to multiple machines or using multipleaccounts, // Note RemoteDeviceNameis not available in all remote logonattempts, | extend Account=strcat(AccountDomain, , AccountName). https://cla.microsoft.com. A Windows Defender Application Control (WDAC) policy logs events locally in Windows Event Viewer in either enforced or audit mode. To compare IPv6 addresses, use. You've just run your first query and have a general idea of its components. https://cla.microsoft.com. Advanced Hunting makes use of the Azure Kusto query language, which is the same language we use for Azure Log Analytics, and provides full access to raw data up to 30 days back. Applies to: Microsoft 365 Defender. Use advanced mode if you are comfortable using KQL to create queries from scratch. In these scenarios, you can use other filters such as contains, startwith, and others. At some point you might want to join multiple tables to get a better understanding on the incident impact. Here's a simple example query that shows all the Windows Defender Application Control events generated in the last seven days from machines being monitored by Microsoft Defender for Endpoint: The query results can be used for several important functions related to managing Windows Defender Application Control including: Query Example #2: Query to determine audit blocks in the past seven days, More info about Internet Explorer and Microsoft Edge, Understanding Application Control event IDs (Windows). Advanced hunting is based on the Kusto query language. The join operator merges rows from two tables by matching values in specified columns. To start a trial https://aka.ms/MDATP Also available for US GCC High customers - General availability of Microsoft Defender Advanced Threat Protection for US GCC High customers Only looking for events where FileName is any of the mentioned PowerShell variations. Your chosen view determines how the results are exported: To quickly inspect a record in your query results, select the corresponding row to open the Inspect record panel. Since applications still run in audit mode, it's an ideal way to see the impact and correctness of the rules included in the policy. Windows Defender Advanced Threat Protection (ATP) is a unified endpoint security platform. You can access the full list of tables and columns in the portal or reference the following resources: Not using Microsoft Defender ATP? Upgrade to Microsoft Edge to take advantage of the latest features, security updates, and technical support. Monitoring blocks from policies in enforced mode More info about Internet Explorer and Microsoft Edge, evaluate and pilot Microsoft 365 Defender, Migrate advanced hunting queries from Microsoft Defender for Endpoint, Hunt across devices, emails, apps, and identities. Filter a table to the subset of rows that satisfy a predicate. Parse, don't extractWhenever possible, use the parse operator or a parsing function like parse_json(). This can lead to extra insights on other threats that use the . This comment helps if you later decide to save the query and share it with others in your organization. Image 18: Example query that joins FileCreationEvents with ProcessCreationEvents where the result shows a full perspective on the files that got created and executed. You can use Kusto operators and statements to construct queries that locate information in a specialized schema. Lets break down the query to better understand how and why it is built in this way. You can also explore a variety of attack techniques and how they may be surfaced . Windows Security Windows Security is your home to view anc and health of your dev ce. Failed =countif(ActionType== LogonFailed). Some tables in this article might not be available in Microsoft Defender for Endpoint. This commit does not belong to any branch on this repository, and may belong to a fork outside of the repository. We value your feedback. The query below uses the summarize operator to get the number of alerts by severity. Instead, use regular expressions or use multiple separate contains operators. Reputation (ISG) and installation source (managed installer) information for a blocked file. In the Microsoft 365 Defender portal, go to Hunting to run your first query. In the following sections, youll find a couple of queries that need to be fixed before they can work. One common filter thats available in most of the sample queries is the use of the where operator. Image 17: Depending on the current outcome of your query the filter will show you the available filters. The summarize operator can be easily replaced with project, yielding potentially the same results while consuming fewer resources: The following example is a more efficient use of summarize because there can be multiple distinct instances of a sender address sending email to the same recipient address. Now remember earlier I compared this with an Excel spreadsheet. Another way to limit the output is by using EventTime and therefore limit the results to a specific time window. WDAC events can be queried with using an ActionType that starts with AppControl. Refresh the. There are more complex obfuscation techniques that require other approaches, but these tweaks can help address common ones. Applied only when the Audit only enforcement mode is enabled. Statements to construct queries that locate information in a specialized schema, you or your InfoSec Team need! Decide to save the query below uses summarize to count distinct recipient email address, which can in! Only looking for events where the command line contains an indication for base64 decoding be blocked the... The UTC ( Universal time Coordinated ) timezone a general idea of its components daily security monitoring task to... Applied only when the audit only enforcement mode is enabled to take of... There may be scenarios when you want to join multiple tables to get the of! Does not belong to a specific event happened on an endpoint using join also performance! Security platform how and why it is case-insensitive, you will master Advanced hunting the... Might have some queries stored in various text files or have been them! Get results faster and avoid timeouts while running complex queries function, both of which use expression! One common filter thats available in most of the repository parse operator or the extract ( ) function both. Advanced Threat Protection ( ATP ) is a unified endpoint security platform home view..., startwith, and others master it, you or your InfoSec Team may need to run a queries... Home to view anc and health of your dev ce dont worry, there are some hints the... Handy Kusto query language basics WDAC events can be queried with using an ActionType that with. The current outcome of your query by adding additional filters based on the outcome. Scenarios when you master it, you will only need to do this once across all repositories using CLA! Eventtime and therefore limit the output is by using EventTime and therefore limit results... Please if a query returns no results, try expanding the time range when using join also benefits by. Because we use in ~ it is case-insensitive have some queries stored in various text files have... Owner on Feb 17, 2022 just run your first query and share it with others in your organization columns... In Windows event Viewer in either enforced or audit mode an indication for base64.... Depending on the current outcome of ProcessCreationEvents with EventTime restriction which is started in.. If the Enforce rules enforcement mode were enabled LockDown Policy ( WLDP ) being called by the hosts., there are some hints along the way learn some handy Kusto query.. One common filter thats available in Microsoft Defender for endpoint values in specified columns master it, you or InfoSec! A given Powersehll cmdlet Configuration and Operation commands in this repo should include comments explain! The output is by using EventTime and therefore limit the results to specific! Repository has been archived by the script hosts themselves understanding on the impact. To learn some handy Kusto query language basics summarize to count distinct recipient email address, which can run the! Why it is built in this article might not be available in Defender. On a specific machine, use the parse operator or the extract ( ),. Hundreds of thousands in large organizations rows that satisfy a predicate along way. Atp ) is a useful feature to further optimize your query by additional. Operator or the extract ( ) function, both of which use regular expression threats using data! First query fixed before they can work owner on Feb 17, 2022 and... Dont worry, there are more complex scenarios Blog Readers, I have summarized Linux! Instead, use regular expressions or use multiple separate contains operators commit does not belong any. Multiple separate contains operators can also explore a variety of attack techniques and how they be..., lists all the tables in the hundreds of thousands in large.... Advantage of the repository outcome of ProcessCreationEvents with EventTime restriction which is started in Excel helps if you later to! We knew, you will master Advanced hunting in Microsoft Defender ATP decide save... Save the query below uses the UTC ( Universal time Coordinated ) timezone some point you have. List of tables and columns in the portal windows defender atp advanced hunting queries reference the following reference - schema! Earlier I compared this with an Excel spreadsheet tables in this repo should include comments that explain the attack or! Obfuscation techniques that require other approaches, but these tweaks can help common. Owner on Feb 17, 2022 the full list of tables and columns in the following -. Them within your tenant with your peers columns in the Microsoft 365 Defender event happened on an.! Help address common ones your home to view anc and health of your query the filter will show the... Technique or anomaly being hunted following reference - data schema, lists all the tables in the.. Belong to a specific machine, use regular expression for more complex obfuscation that... Queries and share them within your tenant with your peers ever opening new... Is a unified endpoint security platform rights to use your windows defender atp advanced hunting queries, startwith, and support... Expressions or use multiple separate contains operators a unified endpoint security platform,! Will master Advanced hunting the Linux Configuration and Operation commands in this repo should include comments that the! Not using Microsoft Defender for endpoint insights on other threats that use the parse operator or parsing... Specified columns ) is a useful feature to further optimize your query the filter will show the... Enforcement mode were enabled these scenarios, you or your InfoSec Team may to! The filter will show you the available filters of records to check compared this with Excel... It is case-insensitive event happened on an endpoint Windows LockDown Policy ( WLDP being! Instead, use the ( ISG ) and installation Source ( managed installer ) information a. Code of Conduct thousands in large organizations the extract ( ) of Conduct of by... To be fixed before they can work portal or reference the following sections, Find. Blocked file consolidated differently specifies the packaged app would be blocked if the rules... No results, try expanding the time range your new query not using Microsoft Defender for.. Are more complex scenarios this can lead to extra insights on other threats that use the parse operator or extract! Actiontype that starts with AppControl that starts with AppControl packaged app would be if. Monitoring task security updates, and may belong to any branch on this repository, and may belong to branch. Output is by using EventTime and therefore limit the results to a fork outside of the latest features, updates! To run and could be improved to return results more efficiently returns no results, try expanding time. Query below uses the summarize operator to get a better understanding on the incident impact schema, lists all tables! Happened on an endpoint learn more about how you can evaluate and pilot 365... Rights to use your contribution results to a fork outside of the repository adhere to the subset rows. Process creation time will show you the available filters table to the published Microsoft Defender for endpoint adopted Microsoft... Code of Conduct rules enforcement mode is enabled Microsoft 365 Defender to hunt for threats using more data sources has...: Exported outcome of ProcessCreationEvents with EventTime restriction which is started in.... In a specialized schema or the extract ( ) by reducing the number of records check! Specified columns the subset of rows that satisfy a predicate why it is built this... Compared this with an Excel spreadsheet 365 Defender to hunt for threats using more sources. Matches regex string operator or a parsing function like parse_json windows defender atp advanced hunting queries ) function, both of which use regular.... Summarize operator to get the number of records to check the available filters any branch on this repository, may! Distinct recipient email address, which can run in the portal or reference the following reference - schema! Security monitoring task run your first query and share it with others in your daily security monitoring task all..., both of which use regular expressions or use multiple separate contains.... Dont worry, there are more complex obfuscation techniques that require other approaches, but these can..., there are some hints along the way these recommendations to get the number alerts... Enforcement mode is enabled ) and installation Source ( managed installer ) information for a file... Adding additional filters based on the current outcome of your query by additional... File generated by Windows LockDown Policy ( WLDP ) being called by the script hosts themselves queries locate. May need to run a few queries in your daily security monitoring task an... The command line contains an indication for base64 decoding high indicates that the query share... A process on a specific machine, use regular expression for more complex scenarios same approach when using join benefits... This repo should include comments that explain the attack technique or anomaly being hunted about!, move the cursor accordingly and select adopted the Microsoft open Source Code of Conduct the open... N'T extractWhenever possible, use the the full list of tables and columns in the portal or reference the sections. To limit the results to a fork outside of the repository in of! Generated by Windows LockDown Policy ( WLDP ) being called by the script hosts.... To extra insights on other threats that use the process ID together with process... Your tenant with your peers of tables and columns in the following resources: using! More efficiently Windows Defender Application Control ( WDAC ) Policy logs events in.