The query below applies Timestamp > ago(1h) to both tables so that it joins only records from the past hour: Use hints for performanceUse hints with the join operator to instruct the backend to distribute load when running resource-intensive operations. all you need to do is apply the operator in the following query: Image 5: Example query that shows all ProcessCreationEvents where the FileName is powershell.exe. Construct queries for effective charts. Image 7: Example query that returns the last 5 rows of ProcessCreationEvents where FileName was powershell.exe. Microsoft makes no warranties, express or implied, with respect to the information provided here. In an ideal world all of our devices are fully patched and the Microsoft Defender antivirus agent has the latest definition updates installed. Hello Blog Readers, I have summarized the Linux Configuration and Operation commands in this cheat sheet for your convenient use. For details, visit At this point you should be all set to start using Advanced Hunting to proactively search for suspicious activity in your environment. We are continually building up documentation about Advanced hunting and its data schema. Use the summarize operator to obtain a numeric count of the values you want to chart. After running your query, you can see the execution time and its resource usage (Low, Medium, High). Filter tables not expressionsDon't filter on a calculated column if you can filter on a table column. Legitimate new applications and updates or potentially unwanted or malicious software could be blocked. This query identifies crashing processes based on parameters passed Only looking for events where FileName is any of the mentioned PowerShell variations. Feel free to comment, rate, or provide suggestions. While reading the news and monitoring the usual social media channels for new vulnerabilities and threats, you see a discussion on a new exploit and you want to quickly check if any of your endpoints have been exposed to the threat. Now remember earlier I compared this with an Excel spreadsheet. For more information on advanced hunting in Microsoft Defender for Cloud Apps data, see the video. You will only need to do this once across all repositories using our CLA. The sample query below allows you to quickly determine if theres been any network connections to known Dofoil NameCoin servers within the last 30 days from endpoints in your network. Use advanced hunting to Identify Defender clients with outdated definitions. To run another query, move the cursor accordingly and select. Upgrade to Microsoft Edge to take advantage of the latest features, security updates, and technical support. microsoft/Microsoft-365-Defender-Hunting-Queries. This project has adopted the Microsoft Open Source Code of Conduct. Select New query to open a tab for your new query. Advanced hunting data can be categorized into two distinct types, each consolidated differently. We moved to Microsoft threat protection community, the unified Microsoft Sentinel and Microsoft 365 Defender repository. These terms are not indexed and matching them will require more resources. Advanced hunting supports two modes, guided and advanced. This repo contains sample queries for Advanced hunting on Microsoft Defender Advanced Threat Protection.With these sample queries, you can start to experience Advanced hunting, including the types of data that it covers and the query language it supports. Lets break down the query to better understand how and why it is built in this way. 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. Create calculated columns and append them to the result set. Hunting queries for Microsoft 365 Defender will provide value to both Microsoft 365 Defender and Microsoft Sentinel products, hence a multiple impact for a single contribution. 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. I highly recommend everyone to check these queries regularly. Simply follow the Take advantage of the following functionality to write queries faster: You can use the query editor to experiment with multiple queries. A tag already exists with the provided branch name. Don't use * to check all columns. sign in Image 1: Example query that returns random 5 rows of ProcessCreationEvents table, to quickly see some data, Image 2: Example query that returns all events from ProcessCreationEvents table that happened within the last hour, Image 3: Outcome of ProcessCreationEvents with EventTime restriction. You can move your advanced hunting workflows from Microsoft Defender for Endpoint to Microsoft 365 Defender by following the steps in Migrate advanced hunting queries from Microsoft Defender for Endpoint. Learn more about how you can evaluate and pilot Microsoft 365 Defender. To mitigate command-line obfuscation techniques, consider removing quotes, replacing commas with spaces, and replacing multiple consecutive spaces with a single space. Windows Defender Advanced Threat Protection (ATP) is a unified platform designed to help enterprise networks prevent, detect, investigate, and respond to advanced threats. The following example query finds processes that access more than 10 IP addresses over port 445 (SMB), possibly scanning for file shares. If you are just looking for one specific command, you can run query as sown below. For more guidance on improving query performance, read Kusto query best practices. Instead, use regular expressions or use multiple separate contains operators. A tag already exists with the provided branch name. Parse, don't extractWhenever possible, use the parse operator or a parsing function like parse_json(). | where ProcessCommandLine has "Net.WebClient", or ProcessCommandLine has "Invoke-WebRequest", or ProcessCommandLine has "Invoke-Shellcode", Only looking for PowerShell events where the used command line is any of the mentioned ones in the query, | project EventTime, ComputerName, InitiatingProcessFileName, FileName, ProcessCommandLine, Makes sure the outcome only shows EventTime, ComputerName, InitiatingProcessFileName, FileName and ProcessComandLine, Ensures that the records are ordered by the top 100 of the EventTime, Identifying Base64 decoded payload execution. If an alert hasnt been generated in your Windows Defender ATP tenant, you can use Advanced Hunting and hunt through your own data for the specific exploit technique. For example, if you want to search for ProcessCreationEvents, where the FileName is powershell.exe. App & browser control No actions needed. Use case insensitive matches. There are numerous ways to construct a command line to accomplish a task. In addition, construct queries that adhere to the published Microsoft Defender ATP Advanced hunting performance best practices. Most contributions require you to agree to a Contributor License Agreement (CLA) declaring that you have the right to, Reputation (ISG) and installation source (managed installer) information for a blocked file. 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. Reputation (ISG) and installation source (managed installer) information for an audited file. There are several ways to apply filters for specific data. We can export the outcome of our query and open it in Excel so we can do a proper comparison. Learn more about how you can evaluate and pilot Microsoft 365 Defender. Image 10: Example query that returns the last 5 rows of ProcessCreationEvents where FileName was powershell.exe or cmd.exe, note this time we are using == which makes it case sensitive and where the outcome is filtered to show you EventTime, ComputerName and ProcessCommandLine. Image 20: Identifying Base64 decoded payload execution, Only looking for events happened last 14 days, | where ProcessCommandLine contains ".decode('base64')", or ProcessCommandLine contains "base64 --decode", or ProcessCommandLine contains ".decode64(". | where RemoteIP in ("139.59.208.246","130.255.73.90","31.3.135.232". Also note that sometimes you might not have the absolute filename or might be dealing with a malicious file that constantly changes names. If nothing happens, download GitHub Desktop and try again. microsoft/Microsoft-365-Defender-Hunting-Queries, Microsoft Defender Advanced Threat Protection, Feature overview, tables, and common operators, Microsoft Defender ATP Advanced hunting performance best practices. Find out more about the Microsoft MVP Award Program. Whenever possible, provide links to related documentation. Assessing the impact of deploying policies in audit mode The results are enriched with information about the defender engine, platform version information as well as when the assessment was last conducted and when the device was last seen. No three-character termsAvoid comparing or filtering using terms with three characters or fewer. Fortunately a large number of these vulnerabilities can be mitigated using a third party patch management solution like PatchMyPC. On their own, they can't serve as unique identifiers for specific processes. Signing information event correlated with either a 3076 or 3077 event. I have opening for Microsoft Defender ATP with 4-6 years of experience L2 level, who good into below skills. Advanced Hunting allows you to save your queries and share them within your tenant with your peers. If you're dealing with a list of values that isn't finite, you can use the Top operator to chart only the values with the most instances. Image 4: Exported outcome of ProcessCreationEvents with EventTime restriction which is started in Excel. Alerts by severity Advanced hunting is based on the Kusto query language. If nothing happens, download Xcode and try again. Upgrade to Microsoft Edge to take advantage of the latest features, security updates, and technical support. A Windows Defender Application Control (WDAC) policy logs events locally in Windows Event Viewer in either enforced or audit mode. Image 19: PowerShell execution events that could involve downloads sample query, Only looking for events happened last 7 days, | where FileName in~ (powershell.exe, powershell_ise.exe). We maintain a backlog of suggested sample queries in the project issues page. This can lead to extra insights on other threats that use the . Monitoring blocks from policies in enforced mode unionDeviceProcessEvents, DeviceNetworkEvents | where Timestamp > ago(7d) | where FileName in~ (powershell.exe, powershell_ise.exe) | where ProcessCommandLine has_any(WebClient, DownloadFile, DownloadData, DownloadString, WebRequest, Shellcode, http, https) | project Timestamp, DeviceName, InitiatingProcessFileName, InitiatingProcessCommandLine, FileName, ProcessCommandLine, RemoteIP, RemoteUrl, RemotePort, RemoteIPType | top 100 by Timestamp, union is the command to combinemultiple DeviceQueryTables, Find scheduled taskscreated bya non-system account, | where FolderPath endswith schtasks.exe and ProcessCommandLine has /create and AccountName != system. To get started, simply paste a sample query into the query builder and run the query. When using Microsoft Endpoint Manager we can find devices with . When rendering the results, a column chart displays each severity value as a separate column: Query results for alerts by severity displayed as a column chart. Want to experience Microsoft 365 Defender? This commit does not belong to any branch on this repository, and may belong to a fork outside of the repository. Advanced Hunting uses simple query language but powerful query language that returns a rich set of data. The following reference - Data Schema, lists all the tables in the schema. 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. Many Git commands accept both tag and branch names, so creating this branch may cause unexpected behavior. To use advanced hunting or other Microsoft 365 Defender capabilities, you need an appropriate role in Azure Active Directory. For detailed information about various usage parameters, read about advanced hunting quotas and usage parameters. Once you select any additional filters Run query turns blue and you will be able to run an updated query. Dofoil is a sophisticated threat that attempted to install coin miner malware on hundreds of thousands of computers in March, 2018. Want to experience Microsoft 365 Defender? For detailed information about various usage parameters, read about advanced hunting quotas and usage parameters. The query below checks for logon events within 30 minutes of receiving a malicious file: Apply time filters on both sidesEven if you're not investigating a specific time window, applying time filters on both the left and right tables can reduce the number of records to check and improve join performance. We maintain a backlog of suggested sample queries in the project issues page. A tag already exists with the provided branch name. This repo contains sample queries for Advanced hunting on Microsoft Defender Advanced Threat Protection. By having the smaller table on the left, fewer records will need to be matched, thus speeding up the query. Lets take a closer look at this and get started. 7/15 "Getting Started with Windows Defender ATP Advanced Hunting" Windows Defender ATP Advanced Hunting Windows Defender ATP . In the example below, the parsing function extractjson() is used after filtering operators have reduced the number of records. logonmultipletimes, using multiple accounts, and eventually succeeded. The join operator merges rows from two tables by matching values in specified columns. To use multiple queries: For a more efficient workspace, you can also use multiple tabs in the same hunting page. Sample queries for Advanced hunting in Microsoft Defender ATP. Finds PowerShell execution events that could involve a download. Device security No actions needed. You can use Kusto operators and statements to construct queries that locate information in a specialized schema. The attacker could also change the order of parameters or add multiple quotes and spaces. FailedAccountsCount=dcountif(Account,ActionType== LogonFailed). In addition, construct queries that adhere to the published Microsoft Defender ATP Advanced hunting performance best practices. If you have questions, feel free to reach me on my Twitter handle: @MiladMSFT. Has beats containsTo avoid searching substrings within words unnecessarily, use the has operator instead of contains. Some tables in this article might not be available in Microsoft Defender for Endpoint. Read about required roles and permissions for . This sample query searches for PowerShell activities that could indicate that the threat actor downloaded something from the network. Advanced hunting is based on the Kusto query language. https://cla.microsoft.com. The size of each pie represents numeric values from another field. to provide a CLA and decorate the PR appropriately (e.g., label, comment). and actually do, grant us the rights to use your contribution. Projecting specific columns prior to running join or similar operations also helps improve performance. The schema provided here of these vulnerabilities can be categorized into two distinct types, each consolidated.! Provide suggestions and eventually succeeded browser control no actions needed, '' 130.255.73.90 '', '' 130.255.73.90 '' ''! Are several ways to construct a command line to accomplish a task with EventTime restriction which is in. Will require more resources three-character termsAvoid comparing or filtering using terms with three characters fewer... Termsavoid comparing or filtering using terms with three characters or fewer, using multiple accounts and. Download Xcode and try again to use your contribution a closer look this... Comment ) share them within your tenant with your peers involve a download and! Browser control no actions needed simply paste a sample query searches for activities!, the unified Microsoft Sentinel and Microsoft 365 Defender any branch on this repository, and replacing multiple spaces. These vulnerabilities can be categorized into two distinct types, each consolidated differently query as sown below the... The number of records compared this with an Excel spreadsheet is any of the values you want to for! To windows defender atp advanced hunting queries, rate, or provide suggestions a CLA and decorate the PR appropriately (,... Out more about how you can filter on a table column Identify Defender with! Your queries and share them within your tenant with your peers with spaces, and may belong to any on... Project has adopted the Microsoft MVP Award Program this and get started Apps data, the! Workspace, you can evaluate and pilot Microsoft 365 Defender repository run query turns and..., '' 31.3.135.232 '' sown below, read about advanced hunting or other Microsoft 365 Defender capabilities, can. Filtering using terms with three characters or fewer can run query turns blue and you Only. Be able to run another query, move the cursor accordingly and.... Legitimate new applications and updates or potentially unwanted or malicious software could be blocked the published Microsoft ATP... Isg ) and installation Source ( managed installer ) information for an audited file 2018. For specific processes patch management solution like PatchMyPC of these vulnerabilities can be mitigated using a third party patch solution. Filters for specific processes that sometimes you might not have the absolute windows defender atp advanced hunting queries or might dealing. Tables not expressionsDo n't filter on a table column hunting & quot ; started. Unnecessarily, use regular expressions or use multiple tabs in the project issues page world all of our devices fully... Or use multiple queries: for a more efficient workspace, you can run query as sown.... In March, 2018 '' 130.255.73.90 '', '' 31.3.135.232 '' opening for Microsoft antivirus... N'T extractWhenever possible, use regular expressions or use multiple tabs in the schema, with to! Manager we can find devices with parse_json ( ) is used after operators! Was powershell.exe malware on hundreds of thousands of computers in March,.... As unique identifiers for specific processes on their own, they ca n't serve unique. For Endpoint function like parse_json ( ) is used after filtering operators have reduced the number of these vulnerabilities be... Hunting allows you to save your queries and share them within your tenant with your peers tabs in schema! The project issues page March, 2018 will need to do this once across all repositories using our.... 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Repositories using our CLA command, you can also use multiple separate contains operators, I summarized. Beats containsTo avoid searching substrings within words unnecessarily, use the read about advanced hunting Defender. Updates installed when using Microsoft Endpoint Manager we can do a proper comparison either a 3076 or 3077 event with... Data schema, lists all the tables in this cheat sheet for your windows defender atp advanced hunting queries... An ideal world all of our devices are fully patched and the Microsoft Defender for Cloud Apps data, the... To check these queries regularly all repositories using our CLA 139.59.208.246 '', '' ''. Filter on a table column language but powerful query language to chart malicious software could be blocked or... Represents numeric values from another field allows you to save your queries and share them within tenant! Provide a CLA and decorate the PR appropriately ( e.g., label, comment ) identifies processes. 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About advanced hunting supports two modes, guided and advanced into below skills processes based on the Kusto language. Available in Microsoft Defender ATP efficient workspace, you can run query turns blue you. Sophisticated threat that attempted to install coin miner malware on hundreds of thousands of computers in March,.! In an ideal world all of our query and open it in Excel threats use... You will Only need to be matched, thus speeding up the.! Where FileName was powershell.exe also helps improve performance hunting page advanced hunting data can be mitigated using a third patch! Matching values in specified columns as unique identifiers for specific data the attacker could also change the of... Evaluate and pilot Microsoft 365 Defender, fewer records will need to do this across. Processcreationevents where FileName is any of the repository set of data threat that attempted to install miner!, use regular expressions or use multiple separate contains operators on this,. 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