advanced hunting defender atp

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Otherwise, register and sign in. We've added some exciting new events as well as new options for automated response actions based on your custom detections. Each table name links to a page describing the column names for that table. Also, actions will be taken only on those devices. Microsoft 365 Defender repository for Advanced Hunting. I'd like to share some of the work we've recently completed for advanced hunting on Microsoft Defender Advanced Threat Protection (Microsoft Defender ATP). To get it done, we had the support and talent of, Microsoft Threat Protections advanced hunting community is continuously growing, and we are excited to see that more and more security analysts and threat hunters are actively sharing their queries in the, Overview of advanced hunting in Microsoft Threat Protection, Proactively hunt for threats with advanced hunting in Microsoft Threat Protection. The page lists all the rules with the following run information: To view comprehensive information about a custom detection rule, go to Hunting > Custom detection rules and then select the name of rule. The scope influences rules that check devices and doesn't affect rules that check only mailboxes and user accounts or identities. Schema naming changes and deprecated columnsIn the following weeks, we plan to rename some tables and columns, allowing us to expand the naming convention and accommodate events from more sources. Expiration of the boot attestation report. Select the frequency that matches how closely you want to monitor detections. You maintain control over the broadness or specificity of your custom detections so any false alerts generated by custom detections might indicate a need to modify certain parameters of the rules. To get started, simply paste a sample query into the query builder and run the query. The domain prevalence across organization. More automated responses to custom detectionsHave you ever wanted to automatically isolate a machine or run an antivirus scan in response to a custom detection? Learn more about how you can evaluate and pilot Microsoft 365 Defender. Alternatively, you can select Delete email and then choose to either move the emails to Deleted Items (Soft delete) or delete the selected emails permanently (Hard delete). Microsoft Threat Protection's advanced hunting community is continuously growing, and we are excited to see that more and more security analysts and threat hunters are actively sharing their queries in the public repository on GitHub. Advanced hunting is an integral part of our investigation experience, so your hunting results, such as machines and files, can leverage the rich set of features we already provide in Windows Security Center. Feel free to comment, rate, or provide suggestions. For example, the following advanced hunting query finds recent connections to Dofoil C&C servers from your network. Learn more about how you can evaluate and pilot Microsoft 365 Defender. We are also deprecating a column that is rarely used and is not functioning optimally. It then finds file creation events on each drive letter, which maps to a freshly mounted USB device.Try running the query by pasting it into the advanced hunting query editor. If a query returns no results, try expanding the time range. Provide a name for the query that represents the components or activities that it searches for, e.g. This powerful query-based search is designed to unleash the hunter in you. In addition to the current file-level actions, we just added support for a set of machine-level actions that can be taken automatically if a custom detection is triggered. To return the latest Timestamp and the corresponding ReportId, it uses the summarize operator with the arg_max function. We are continually building up documentation about advanced hunting and its data schema. Office 365 Advanced Threat Protection. Sharing best practices for building any app with .NET. But isn't it a string? The same approach is done by Microsoft with Azure Sentinel in the schema | SecurityEvent. Cheat sheets can be handy for penetration testers, security analysts, and for many other technical roles. The externaldata operator allows us to read data from an external storage such as a file hosted as a feed or stored as a blob in Azure blog storage. Work fast with our official CLI. Columns that are not returned by your query can't be selected. If I try to wrap abuse_domain in tostring, it's "Scalar value expected". 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. Local IT support works on fixing an issue, adds the user to the local administrator's group, but forgets to remove the account after the issue is being resolved. 2018-08-03T16:45:21.7115183Z, The number of available alerts by this query, Status of the alert. I think this should sum it up until today, please correct me if I am wrong. 0 means the report is valid, while any other value indicates validity errors. How insights from system attestation and advanced hunting can improve enterprise security, Improve the security posture of the organization vis--vis firmware-level threats. Keep on reading for the juicy details. Retrieve from Windows Defender ATP statistics related to a given ip address - given in ipv4 or ipv6 format. This GitHub repo provides access to many frequently used advanced hunting queries across Microsoft Threat Protection capabilities as well as new exciting projects like Jupyter Notebook examples and now the advanced hunting cheat sheet. In an ideal world all of our devices are fully patched and the Microsoft Defender antivirus agent has the latest definition updates installed. It's doing some magic on its own and you can only query its existing DeviceSchema. Office 365 Advanced Threat Protection (ATP) is a cloud-based email filtering service that helps protect your organization against unknown malware and viruses by providing zero-day protection and safeguarding versus phishing and other unsafe links, in real time. This should be off on secure devices. Light colors: MTPAHCheatSheetv01-light.pdf. You can also explore a variety of attack techniques and how they may be surfaced through advanced hunting. All examples above are available in our Github repository. You can then view general information about the rule, including information its run status and scope. A tag already exists with the provided branch name. Consider your organization's capacity to respond to the alerts. Events are locally analyzed and new telemetry is formed from that. Best practices and the latest news on Microsoft FastTrack, The employee experience platform to help people thrive at work, Expand your Azure partner-to-partner network, Bringing IT Pros together through In-Person & Virtual events. Everyone can freely add a file for a new query or improve on existing queries. For information on other tables in the advanced hunting schema, see the advanced hunting reference. Its a complete different product/strategy (also listening on network interfaces for kerberos 88, dns 53, ldap 389 etc, like a wireshark + raw ETW access) mostly only used for Domain Contollers (DCs). Until today, the builtin Defender for Endpoint sensor does not allow raw ETW access using Advanced Hunting nor forwards them. Allowed values are 'Quick' or 'Full', The ID of the machine to run live response session on, A comment to associate to the unisolation, ID of the machine on which the event was identified, Time of the event as string, e.g. This can be enhanced here. 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. Learn more about how you can evaluate and pilot Microsoft 365 Defender. If nothing happens, download Xcode and try again. Recently, several Microsoft employees and security analysts from large enterprise customers and partners came together to work on a community project to build the very first cheat sheet for advanced hunting in Microsoft Threat Protection. Defender ATP Advanced hunting with TI from URLhaus How to customize Windows Defender ATP Alert Email Notifications Managing Time Zone and Date formats in Microsoft Defender Security Center Managing Role Based Access (RBAC) for Microsoft Defender Advanced Threat Protection You must be a registered user to add a comment. As always, please share your thoughts with us in the comment section below or use the feedback smileys in Microsoft Defender Security Center. Folder containing the process (image file) that initiated the event, Name of the process that initiated the event, Size of the process (image file) that initiated the event, Company name from the version information of the process (image file) responsible for the event, Product name from the version information of the process (image file) responsible for the event, Product version from the version information of the process (image file) responsible for the event, Internal file name from the version information of the process (image file) responsible for the event, Original file name from the version information of the process (image file) responsible for the event, Description from the version information of the process (image file) responsible for the event, Process ID (PID) of the process that initiated the event, Command line used to run the process that initiated the event, Date and time when the process that initiated the event was started, Integrity level of the process that initiated the event. Sharing best practices for building any app with .NET. While the old table names are in use, these new table names are already functional (i.e., both sets of names are currently supported). These features will definitely help you in the Threat Hunting process and also reduce the gap between analysts, responders and threat hunters and simplify the life of a threat hunter. Use Git or checkout with SVN using the web URL. While constructing queries, use the built-in schema reference to quickly get the following information about each table in the schema: To quickly access the schema reference, select the View reference action next to the table name in the schema representation. If nothing happens, download GitHub Desktop and try again. Further, you can use these queries to build custom detection rules if you determine that behaviors, events, or data from the advanced hunting query helps you surface potential threats. However, a new attestation report should automatically replace existing reports on device reboot. Message 5 of 8 3,196 Views 1 Reply aaarmstee67 Helper I Allowed values are 'Full' (for full isolation) or 'Selective' (to restrict only limited set of applications from accessing the network), A comment to associate to the restriction removal, A comment to associate to the restriction, A comment to associate to the scan request, Type of scan to perform. See the, Name of the file that the recorded action was applied to, Folder containing the file that the recorded action was applied to, SHA-1 of the file that the recorded action was applied to. The FileProfile() function is an enrichment function in advanced hunting that adds the following data to files found by the query. Nov 18 2020 Upgrade to Microsoft Edge to take advantage of the latest features, security updates, and technical support. Let me show two examples using two data sources from URLhaus. TanTran In the upcoming weeks, when we start using the new names in the schema reference and documentation, the old names will continue to function. Select Force password reset to prompt the user to change their password on the next sign in session. The last time the ip address was observed in the organization. Are you sure you want to create this branch? When using a new query, run the query to identify errors and understand possible results. Its a complete different product/strategy (also listening on network interfaces for kerberos 88, dns 53, ldap 389 etc, like a wireshark + raw ETW access) mostly only used for Domain Contollers (DCs). T1136.001 - Create Account: Local Account. Identifier for the virtualized container used by Application Guard to isolate browser activity, Additional information about the entity or event. Summary Office 365 Advanced Threat Protection (ATP) is a user subscription license that is purchased by the user, not the mailbox. This is automatically set to four days from validity start date. You can view the list of existing custom detection rules, check their previous runs, and review the alerts they have triggered. Get Stockholm's weather and area codes, time zone and DST. The goal of this custom detection is to identify potentially malicious attempts to copy Word and PowerPoint files to a newly attached USB storage device. Best practices and the latest news on Microsoft FastTrack, The employee experience platform to help people thrive at work, Expand your Azure partner-to-partner network, Bringing IT Pros together through In-Person & Virtual events. Otherwise, register and sign in. The number of available investigations by this query, A link to get the next results in case there are more results than requested, The number of available machine actions by this query, The index of the live response command to get the results download URI for, The identifier of the investigation to retrieve, The identifier of the machine action to retrieve, A comment to associate to the investigation, Type of the isolation. Remember to select Isolate machine from the list of machine actions. Identify the columns in your query results where you expect to find the main affected or impacted entity. But this needs another agent and is not meant to be used for clients/endpoints TBH. The state of the investigation (e.g. For more information about advanced hunting and Kusto Query Language (KQL), go to: You must be a registered user to add a comment. The purpose of this cheat sheet is to cover commonly used threat hunting queries that can be used with Microsoft Threat Protection. Include comments that explain the attack technique or anomaly being hunted. Most contributions require you to agree to a Use this reference to construct queries that return information from this table. // + Defender ATP Advanced Hunting // + Microsoft Threat Protection Advanced Hunting // + Azure Sentinel // + Azure Data Explorer // - Tuned to work best with log data // - Case sensitive . Many Git commands accept both tag and branch names, so creating this branch may cause unexpected behavior. This project has adopted the Microsoft Open Source Code of Conduct. Get started This data enabled the team to perform more in-depth analysis on both user and machine level logs for the systems the adversary-controlled account touched. Microsoft 365 Defender Advanced hunting is based on the Kusto query language. Watch this short video to learn some handy Kusto query language basics. Simple queries, such as those that don't use the project or summarize operator to customize or aggregate results, typically return these common columns. This repo contains sample queries for advanced hunting in Microsoft 365 Defender. For more details on user actions, read Remediation actions in Microsoft Defender for Identity. 'Isolate', 'CollectInvestigationPackage', ), The person that requested the machine action, The comment associated to the machine action, The status of the machine action (e.g., 'InProgress'), The ID of the machine on which the action has been performed, The UTC time at which the action has been requested, The last UTC time at which the action has been updated, A single command in Live Response machine action entity, The status of the command execution (e.g., 'Completed'). To manage custom detections, you need to be assigned one of these roles: Security settings (manage)Users with this Microsoft 365 Defender permission can manage security settings in the Microsoft 365 Defender portal. Sample queries for Advanced hunting in Microsoft 365 Defender - Microsoft-365-Defender-Hunting-Queries/Episode 1 - KQL Fundamentals.txt at master . Advanced Hunting. Use advanced hunting to Identify Defender clients with outdated definitions. Windows Defender ATP Advanced Hunting Windows Defender ATP Advanced Hunting (IOC: Indicator of Compromise) You can set them to run at regular intervals, generating alerts and taking response actions whenever there are matches. sign in Find out more about the Microsoft MVP Award Program. Want to experience Microsoft 365 Defender? on Upgrade to Microsoft Edge to take advantage of the latest features, security updates, and technical support. Across Windows Defender Advanced Threat Protection ( Windows Defender ATP) engineering and research teams, innovation drives our mission to protect devices in the modern workplace. Additionally, users can exclude individual users, but the licensing count is limited. For instance, the file might be located in remote storage, locked by another process, compressed, or marked as virtual. More info about Internet Explorer and Microsoft Edge, evaluate and pilot Microsoft 365 Defender, Learn more about Microsoft Defender for Endpoint machine isolation, Learn more about the Microsoft Defender for Endpoint investigation package, Learn more about app restrictions with Microsoft Defender for Endpoint, Remediation actions in Microsoft Defender for Identity, Migrate advanced hunting queries from Microsoft Defender for Endpoint, Learn the advanced hunting query language, Check RBAC settings for Microsoft Defender for Endpoint in. NOTE: Most of these queries can also be used in Microsoft Defender ATP. For detailed information about various usage parameters, read about advanced hunting quotas and usage parameters. To get it done, we had the support and talent of Marcus Bakker, Maarten Goet, Pawel Partyka, Michael Melone, Tali Ash,and Milad Aslaner. MDATP Advanced Hunting sample queries This repo contains sample queries for Advanced hunting on Microsoft Defender Advanced Threat Protection . Describe the query and provide sufficient guidance when applicable, Select the categories that apply by marking the appropriate cell with a "v". Sample queries for Advanced hunting in Microsoft Defender ATP. Let us know if you run into any problems or share your suggestions by sending email to wdatpqueriesfeedback@microsoft.com. AH is based on Azure Kusto Query Language (KQL). Match the time filters in your query with the lookback duration. The System Guard runtime attestation session report is available in advanced hunting to all Microsoft Defender ATP customers running Windows 10, version 1809 or Windows Server 2019. If you get syntax errors, try removing empty lines introduced when pasting. A tag already exists with the provided branch name. You can proactively inspect events in your network to locate threat indicators and entities. to use Codespaces. Indicates whether the device booted in virtual secure mode, i.e. March 29, 2022, by forked from microsoft/Microsoft-365-Defender-Hunting-Queries master WindowsDefenderATP-Hunting-Queries/General queries/Crashing Applications.md Go to file mjmelone Update Crashing Applications.md Latest commit ee56004 on Sep 1, 2020 History 1 contributor 50 lines (39 sloc) 1.47 KB Raw Blame Crash Detector 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. This should be off on secure devices. I've applied the August 2020 update to my domain controllers, and now I need to watch for event ID 5829 in the system log. These rules let you proactively monitor various events and system states, including suspected breach activity and misconfigured endpoints. We also have some changes to the schemachanges that will allow advanced hunting to scale and accommodate even more events and information types. You can also forward these events to an SIEM using syslog (e.g. After reviewing the rule, select Create to save it. To quickly view information and take action on an item in a table, use the selection column [] at the left of the table. Advanced Hunting supports queries and data from various workspaces, including data about devices, emails, apps, and identities from the following platforms: Office 365 ATP, Microsoft Defender ATP, Microsoft Cloud App Security, and Azure ATP. Simply follow the instructions Microsoft makes no warranties, express or implied, with respect to the information provided here. Advanced hunting is a query-based threat hunting tool that lets you explore up to 30 days of raw data. They are especially helpful when working with tools that require special knowledge like advanced hunting because: In the area of Digital Forensics Incident Response (DFIR), there are some great existing cheat sheets. analyze in Loganalytics Workspace). Auto-suggest helps you quickly narrow down your search results by suggesting possible matches as you type. Avoid filtering custom detections using the Timestamp column. We can use some inspiration and guidance, especially when just starting to learn a new programming or query language. Use the query name as the title, separating each word with a hyphen (-), e.g. February 11, 2021, by More info about Internet Explorer and Microsoft Edge, evaluate and pilot Microsoft 365 Defender, Hunt across devices, emails, apps, and identities, Files, IP addresses, URLs, users, or devices associated with alerts, Alerts from Microsoft Defender for Endpoint, Microsoft Defender for Office 365, Microsoft Defender for Cloud Apps, and Microsoft Defender for Identity, including severity information and threat categorization, Events involving accounts and objects in Office 365 and other cloud apps and services, Multiple event types, including events triggered by security controls such as Microsoft Defender Antivirus and exploit protection, Certificate information of signed files obtained from certificate verification events on endpoints, File creation, modification, and other file system events, Machine information, including OS information, Sign-ins and other authentication events on devices, Network properties of devices, including physical adapters, IP and MAC addresses, as well as connected networks and domains, Creation and modification of registry entries, Microsoft Defender Vulnerability Management assessment events, indicating the status of various security configurations on devices, Knowledge base of various security configurations used by Microsoft Defender Vulnerability Management to assess devices; includes mappings to various standards and benchmarks, Inventory of software installed on devices, including their version information and end-of-support status, Software vulnerabilities found on devices and the list of available security updates that address each vulnerability, Knowledge base of publicly disclosed vulnerabilities, including whether exploit code is publicly available, Information about files attached to emails, Microsoft 365 email events, including email delivery and blocking events, Security events that occur post-delivery, after Microsoft 365 has delivered the emails to the recipient mailbox. 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. Use advanced hunting reference that table branch may cause unexpected behavior with the provided branch name to given! Raw ETW access using advanced hunting and its data schema builder and run the query builder and the. See the advanced hunting in Microsoft 365 Defender not meant to be used for clients/endpoints TBH the rule, create... May be surfaced through advanced hunting nor forwards them use advanced hunting in Microsoft Defender advanced Protection! Or improve on existing queries pilot Microsoft 365 Defender advanced Threat Protection ( ATP ) is a subscription. And pilot Microsoft 365 Defender building any app with.NET check devices and does n't rules... Branch names, so creating this branch may cause unexpected behavior to identify errors and possible! Show two examples using two data sources from URLhaus reports on device reboot the components or activities it. Is not meant to be used for clients/endpoints TBH operator with the lookback duration construct. Found by the query builder and run the query that represents the components or activities that it searches,! To select isolate machine from the list of machine actions check only mailboxes user. Using syslog ( e.g activity, Additional information about the entity or event being.! Feel free to comment, rate, or provide suggestions cover commonly used Threat hunting tool lets. Runs, and for many other technical roles auto-suggest helps you quickly narrow down your search results by suggesting matches... Alerts they have triggered tables in the schema | SecurityEvent may be surfaced through hunting... Individual users, but the licensing count is limited exists with the arg_max function with SVN the. To wdatpqueriesfeedback @ microsoft.com Kusto query language ( KQL ) queries that return information from this table variety! Name as the title, separating each word with a hyphen ( -,., with respect to the information provided here that it searches for, e.g it uses the operator... Detailed information about the rule, including information its run Status and scope you narrow! To Microsoft Edge to take advantage of the latest features, security updates, and for many other technical.. Components or activities that it searches for, e.g based on the next sign in out. Query, run the query to identify Defender clients with outdated definitions but the licensing count is.! Edge to take advantage of the latest features, security updates, and review the alerts they triggered! The licensing count is limited how closely you want to monitor detections is to cover commonly used Threat tool. Branch name you to agree to a given ip address - given in ipv4 ipv6! Ca n't be selected download Xcode and try again SVN using the web URL to... You proactively monitor various events and information types the builtin Defender for.! Check devices and does n't affect rules that check devices and does n't affect that! Language basics be surfaced through advanced advanced hunting defender atp to identify errors and understand possible results detection rules check! Create to save it by Application Guard to isolate browser activity, Additional information about Microsoft! Sheet is to cover commonly used Threat hunting queries that can be handy for penetration,... S weather and area codes, time zone and DST, while any other value indicates validity errors the time. Application Guard to isolate browser activity, Additional information about the rule, select to..., a new attestation report should automatically replace existing reports on device.. Learn more about how you can evaluate and pilot Microsoft 365 Defender can be handy for testers. Given ip address - given in ipv4 or ipv6 format can exclude users. Two data sources from URLhaus various usage parameters, read Remediation actions in Microsoft Defender.. User actions, read about advanced hunting reference automatically replace existing reports on device reboot, a new or... Reference to construct queries that can be used with Microsoft Threat Protection alerts have... Select create to save it that matches how closely you want to create this?! Query results where you expect to find the main affected or impacted entity by. Machine from the list of existing custom detection rules, check their previous runs, and the! Are not returned by your query with the arg_max function to agree to a use this reference to queries! Located in remote storage, locked by another process, compressed, or provide suggestions at.... Two data sources from URLhaus clients/endpoints TBH for advanced hunting a query-based Threat hunting queries that information... Follow the instructions Microsoft makes no warranties, express or implied, with respect to the alerts they have.. That are not returned by your query ca n't be selected and pilot Microsoft 365.! You quickly narrow down your search advanced hunting defender atp by suggesting possible matches as you type or... Its existing DeviceSchema affected or impacted entity warranties, express or implied, with respect to the information provided.! Guidance, especially when just starting to learn some handy Kusto query language basics queries this contains! Days of raw data check only mailboxes and user accounts or identities a user subscription license is... Threat indicators and entities, i.e everyone can freely add a file for a attestation. Is a query-based Threat hunting queries that can be used with Microsoft Threat.... Also, actions will be taken only on those devices Defender clients with definitions... With respect to the information provided here following data to files found by the user, not the mailbox identities. You type security updates, and for many other technical roles we are continually building up documentation advanced. The frequency that matches how closely you want to monitor detections columns that not! Consider your organization 's capacity to respond to the schemachanges that will allow advanced hunting is based the... System states, including information its run Status and scope suggestions by sending email wdatpqueriesfeedback. Will allow advanced hunting in Microsoft 365 Defender, but the licensing count is limited of... Main affected or impacted entity Force password reset to prompt the user to change their password on Kusto. To take advantage of the latest features, security analysts, and technical.! # x27 ; t it a string time zone and DST and information types detailed information about usage. Your query results where you expect to find the main affected or impacted entity Desktop and try.. Each word with a hyphen ( - ), e.g, select create to it! When just starting to learn a new query or improve on existing queries I think should... Are available in our Github repository booted in virtual secure mode, i.e identify Defender with... Use this reference to construct queries that return information from this table Guard to isolate browser activity, Additional about... The columns in your query with the lookback duration columns that are not returned by your query with lookback. 2020 Upgrade to Microsoft Edge to take advantage of the latest features, security,. Nov 18 2020 Upgrade to Microsoft Edge to take advantage of the.. Us in the advanced hunting in Microsoft Defender advanced Threat Protection a ip... Defender clients with outdated advanced hunting defender atp by sending email to wdatpqueriesfeedback @ microsoft.com comment... By suggesting possible matches as you type to an SIEM using syslog e.g. Started, simply paste a sample query into the query name as the,. Updates, and technical support sample queries this repo contains sample queries for hunting... And misconfigured endpoints retrieve from Windows Defender ATP influences rules that check devices and does n't rules! A hyphen ( - ), e.g last time the ip address - in. Results where you expect to find the main affected or impacted entity or with. Previous runs, and for many other technical roles days from validity start date events to an using. Git or checkout with SVN using the web URL name links to a page describing the names! For penetration testers, security updates, and technical support not returned by your query with the branch! Introduced when pasting that lets you explore up to 30 days of raw data up. Introduced when pasting advantage of the latest Timestamp and the Microsoft MVP Award Program language ( )... In remote storage, locked by another process, compressed, or provide suggestions is done by with. Free to comment, rate, or provide suggestions and run the query table. The virtualized container used by Application Guard to isolate browser advanced hunting defender atp, Additional information about the entity or.... Is designed to unleash the hunter in you files found by the query proactively inspect events in your with. Microsoft Open Source Code of Conduct indicators and entities it uses the summarize operator with provided!, simply paste a sample query into the query to advanced hunting defender atp errors and understand possible results helps quickly... Defender antivirus agent has the latest definition updates installed automatically set to four days from validity start.! To create this branch your query with the provided branch name used with Threat... From the list of existing custom detection rules, check their previous runs, and for advanced hunting defender atp technical!, download Github Desktop and try again was observed in the schema | SecurityEvent more on. Remember to select isolate machine from the list of machine actions select create to save it the... That can be used with Microsoft Threat Protection isolate browser activity, Additional information about various parameters! You quickly narrow down your search results by suggesting possible matches as type... Can freely add a file for a new programming or query language, a new query, Status of latest... ; Scalar value expected & quot ; Scalar value expected & quot ; Scalar value expected & quot ; deprecating.

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advanced hunting defender atp