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Microsoft Security Operations Analyst practice questions

200 free questions with answers and explanations.

Practice test
  1. 51.A security analyst is investigating a series of failed login attempts to cloud applications reported by Microsoft Defender for Cloud Apps. They need to determine the specific cloud applications involved and identify any unusual login patterns for a particular user over the last 24 hours. Which Advanced Hunting table should the analyst primarily query to gain this insight?Mitigate threats using Microsoft Defender XDR
  2. 52.A security operations center (SOC) needs to ensure that all security events from Microsoft Defender for Endpoint are ingested into their existing third-party Security Information and Event Management (SIEM) system for centralized logging and correlation. They want to avoid using Azure Event Hubs as an intermediary due to existing architectural constraints. Which direct integration method should the SOC team prioritize for connecting Defender for Endpoint to their SIEM?Mitigate threats using Microsoft Defender XDR
  3. 53.A company uses Microsoft Defender for Office 365. The security team has observed a new, highly sophisticated phishing campaign where attackers are using zero-day exploits embedded in PDF attachments to bypass traditional signature-based detection. These attachments are disguised as legitimate financial statements. The team needs to implement a policy to detonate and analyze all suspicious attachments in a sandbox environment before they reach user mailboxes, specifically targeting this new threat vector. Which policy type should the administrator configure?Mitigate threats using Microsoft Defender XDR
  4. 54.A security team is analyzing a series of alerts generated by Microsoft Defender for Identity related to potential credential theft. They observe multiple instances of 'Kerberos ticket requested with unusual encryption type' (Event ID 4769). To investigate these alerts effectively, which KQL table in Advanced Hunting should they primarily query to find detailed information about these specific Kerberos tickets?Mitigate threats using Microsoft Defender XDR
  5. 55.A security analyst is investigating a suspicious file detected on an endpoint by Microsoft Defender for Endpoint. The analyst needs to determine the file's reputation, see if it has been observed in other organizations globally, and identify any associated behaviors or indicators of compromise (IOCs). Which view within the Microsoft 365 Defender portal should the analyst use to gather this comprehensive information about the file?Mitigate threats using Microsoft Defender XDR
  6. 56.A global organization uses Microsoft Defender for Identity to protect its hybrid Active Directory environment. A security analyst frequently observes alerts related to 'Suspicious Kerberos authentication activity' (Event ID 4769) originating from legacy applications that perform legitimate, high-volume Kerberos ticket requests. These alerts are generating significant noise and are not indicative of actual threats. The analyst needs to reduce these false positives without disabling the detection for other critical systems. What is the most appropriate action for the analyst to take in Microsoft Defender for Identity?Mitigate threats using Microsoft Defender XDR
  7. 57.A security analyst is investigating a potential insider threat where an employee is suspected of exfiltrating sensitive intellectual property. The analyst needs to understand the user's activities across various cloud applications, including file access, download patterns, and unusual login locations, over the past month. Which Microsoft Defender for Cloud Apps (MDCAS) feature provides the most comprehensive historical record of user activities across all connected cloud applications?Mitigate threats using Microsoft Defender XDR
  8. 58.A security engineer is configuring Microsoft Defender for Endpoint for a critical server farm. Due to the sensitive nature of the applications running on these servers, any potential false positive from automated remediation could cause significant operational disruption. The engineer wants to ensure that while threats are detected and investigated automatically, any remediation actions explicitly require approval from the security team before being applied. Which automation level for automated investigation and remediation (AIR) should be set for these servers?Mitigate threats using Microsoft Defender XDR
  9. 59.A security administrator needs to ensure that all endpoints managed by Microsoft Defender for Endpoint are consistently configured according to a predefined set of security policies and best practices. They want a solution that can automatically identify deviations from these baselines and provide recommendations for remediation. Which Microsoft Defender for Endpoint capability is best suited for this requirement?Mitigate threats using Microsoft Defender XDR
  10. 60.A security auditor requires proof that all endpoints managed by Microsoft Defender for Endpoint are regularly checking for and applying the latest security updates and configurations. The auditor specifically wants to see a report detailing the security posture and compliance of devices against Microsoft's recommended security baselines. Which feature within Microsoft Defender for Endpoint should the security team leverage to meet this audit requirement?Mitigate threats using Microsoft Defender XDR
  11. 61.A financial services company uses Microsoft Defender for Office 365. They need to ensure that all email attachments are scanned for malware and zero-day threats before delivery to user mailboxes. If a threat is detected, the attachment should be quarantined, and the email body delivered with a placeholder. Which Defender for Office 365 policy configuration should be implemented to achieve this outcome?Mitigate threats using Microsoft Defender XDR
  12. 62.A security analyst is reviewing alerts from Microsoft Defender for Identity related to a potential 'Pass-the-Hash' attack. The alerts indicate suspicious NTLM authentication activities from a workstation. To further investigate, the analyst needs to query specific NTLM authentication events, including the source workstation, target server, and authentication type. Which Advanced Hunting table in Microsoft 365 Defender is most appropriate for this investigation?Mitigate threats using Microsoft Defender XDR
  13. 63.A security operations team is using Microsoft Defender XDR to manage their security posture. They have identified a new, sophisticated malware variant that uses fileless attack techniques, making it difficult to detect with traditional signature-based antivirus. They need to create a custom detection rule that specifically targets the behavior of this malware, such as specific PowerShell commandline arguments or unusual process injection attempts. Which component of Microsoft Defender XDR should they leverage for this task?Mitigate threats using Microsoft Defender XDR
  14. 64.A security operations center (SOC) needs to create a custom detection rule in Microsoft Defender XDR to identify a specific type of malicious PowerShell script. This script is known to contain a unique, non-standard string ('MaliciousPayloadIdentifier') that is not present in legitimate scripts. The rule should trigger an alert whenever a PowerShell process containing this string in its command line is executed on any endpoint. Which KQL operator is best suited for efficiently searching for this specific substring within the 'CommandLine' column of the 'DeviceProcessEvents' table?Mitigate threats using Microsoft Defender XDR
  15. 65.A security operations team is evaluating the overall security posture of their organization's cloud resources, including Azure VMs, storage accounts, and network configurations. They need a unified view of security recommendations, regulatory compliance, and threat protection across their Azure environment. Which Microsoft security service is specifically designed to provide this comprehensive cloud security posture management (CSPM) and cloud workload protection (CWP)?Mitigate threats using Microsoft Defender XDR
  16. 66.A financial institution uses Microsoft Defender for Office 365. They need to ensure that all email attachments are detonated in a sandbox environment before delivery to users, even if the attachments are from trusted senders or appear benign. This is crucial for protecting against zero-day malware embedded in documents. Which policy should be configured to achieve this stringent level of protection?Mitigate threats using Microsoft Defender XDR
  17. 67.A security architect is designing the security posture for their organization's hybrid cloud environment. They need to ensure that security configurations across Azure, AWS, GCP, and on-premises servers are continuously monitored, assessed against industry benchmarks, and recommendations are provided for remediation. Which Microsoft Defender XDR component is designed to provide this multi-cloud and hybrid security posture management?Mitigate threats using Microsoft Defender XDR
  18. 68.A security operations center (SOC) team is investigating a potential compromise involving a user's cloud application account. They need to review all activities performed by that user across various cloud applications, including logins, file access, and administrative actions, to identify any anomalous behavior. Which Kusto Query Language (KQL) table should they primarily query in Advanced Hunting for this investigation?Mitigate threats using Microsoft Defender XDR
  19. 69.A security administrator is evaluating the overall security posture of their organization's hybrid cloud environment, which includes Azure, AWS, and on-premises servers. They need a centralized view of security recommendations, regulatory compliance, and threat protection across all these resources. Which Microsoft security service is specifically designed to provide this comprehensive, multi-cloud, and hybrid security management?Mitigate threats using Microsoft Defender XDR
  20. 70.A security analyst is investigating a sophisticated attack campaign targeting senior executives. The attackers are using highly customized spear-phishing emails containing unique, low-volume malicious attachments that bypass traditional antivirus signatures. The analyst needs to use Microsoft Defender for Office 365 to proactively search for emails containing these specific attachment characteristics across all mailboxes, including those already delivered. Which feature should the analyst use?Mitigate threats using Microsoft Defender XDR
  21. 71.A security analyst is investigating a potential insider threat where an employee is suspected of exfiltrating sensitive data. The analyst needs to review all activities performed by this specific user across various cloud applications, including file access, downloads, and logins, over the past week. Which specific data table in Advanced Hunting should the analyst query to gather this comprehensive information?Mitigate threats using Microsoft Defender XDR
  22. 72.A security operations team is implementing Microsoft Defender for Endpoint across their organization. They want to ensure that all newly onboarded devices are automatically configured with a standardized set of security settings and policies. Which feature in Microsoft Defender for Endpoint should they leverage for this purpose?Mitigate threats using Microsoft Defender XDR
  23. 73.A security operations center (SOC) needs to create a custom detection rule in Microsoft Defender XDR that identifies PowerShell scripts being executed from a specific, unusual temporary folder path, which is known to be used by a new malware variant. The rule should trigger an alert if any process starts PowerShell from this path. Which Kusto Query Language (KQL) operator is most suitable for efficiently matching the specific folder path within the 'FolderPath' column of the 'DeviceProcessEvents' table, without being case-sensitive?Mitigate threats using Microsoft Defender XDR
  24. 74.A global organization uses Microsoft 365, and its security team needs to implement data loss prevention (DLP) for sensitive financial data shared via Microsoft Teams and SharePoint Online. The DLP solution must automatically detect and protect documents containing specific keywords and patterns (e.g., 'Confidential Financial Report' and credit card numbers) before they are shared externally. Which Microsoft 365 Defender component is primarily responsible for configuring and enforcing these DLP policies for cloud services like Teams and SharePoint?Mitigate threats using Microsoft Defender XDR
  25. 75.A security team needs to implement a policy in Microsoft Defender for Office 365 to prevent users from accidentally or maliciously sharing sensitive information, such as credit card numbers or social security numbers, via email. This policy should scan email content (subject, body, and attachments) for specific data patterns and, if found, block the email from being sent. Which type of policy should they configure?Mitigate threats using Microsoft Defender XDR
  26. 76.A security analyst is investigating a series of suspicious activities originating from a compromised user account. They need to quickly determine if the user's credentials have been used to access sensitive resources from an unusual location or device. Which Microsoft Defender for Identity alert type is most relevant for this specific investigation?Mitigate threats using Microsoft Defender XDR
  27. 77.A security administrator needs to ensure that all endpoints managed by Microsoft Defender for Endpoint have the latest security updates, OS patches, and application vulnerabilities remediated promptly. They also need a clear, actionable report that prioritizes remediation efforts based on risk. Which Microsoft Defender for Endpoint capability directly provides this functionality?Mitigate threats using Microsoft Defender XDR
  28. 78.A global organization uses Microsoft 365 services extensively. The security team needs to configure a policy that automatically encrypts and applies specific sensitivity labels to any email containing financial data (e.g., credit card numbers, bank account numbers) before it leaves the organization. Which Microsoft Defender for Office 365 capability, integrated with Microsoft Purview, is essential for this requirement?Mitigate threats using Microsoft Defender XDR
  29. 79.A security analyst is investigating a potential compromise involving a user's cloud application activity. They need to quickly identify all activities performed by a specific user across various sanctioned cloud apps, including login attempts, file downloads, and administrative actions, within the last 24 hours. Which Microsoft Defender for Cloud Apps (MDCAS) feature provides the most efficient way to achieve this comprehensive view?Mitigate threats using Microsoft Defender XDR
  30. 80.A security operations center (SOC) is leveraging Microsoft Defender XDR. They have identified a sophisticated threat actor who is known to use specific command-and-control (C2) domains that are not yet blacklisted by standard threat intelligence feeds. The SOC needs to create a custom indicator that will immediately block all network connections to these identified C2 domains across all managed endpoints. Which type of custom indicator should they create in Microsoft Defender XDR?Mitigate threats using Microsoft Defender XDR
  31. 81.A security analyst is investigating a series of alerts indicating suspicious activity originating from a specific IP address within the corporate network. The analyst needs to quickly block all communication to and from this IP address across all managed endpoints to contain the potential threat. Which Microsoft Defender for Endpoint capability should the analyst use to achieve this immediate network containment?Mitigate threats using Microsoft Defender XDR
  32. 82.A security operations team is investigating a sophisticated attack that involved an attacker compromising an on-premises Active Directory account, moving laterally to several servers, and then attempting to exfiltrate data from a cloud storage account. The team needs to correlate alerts from identity, endpoint, and cloud app security solutions to understand the full scope of the attack. Which feature of Microsoft Defender XDR is specifically designed for this type of cross-domain correlation and unified investigation?Mitigate threats using Microsoft Defender XDR
  33. 83.A security operations team is investigating a potential phishing campaign targeting users within their organization. They have identified a malicious URL that was embedded in several emails. They need to quickly block access to this URL across all monitored endpoints using Microsoft Defender for Endpoint. Which of the following is the MOST efficient method to achieve this?Mitigate threats using Microsoft Defender XDR
  34. 84.A security analyst needs to assess the overall security posture of the organization's cloud applications and resources, identify misconfigurations, and receive actionable recommendations to improve their security. This assessment should cover various cloud environments, including Azure, AWS, and GCP. Which Microsoft Defender XDR component provides this multi-cloud security posture management (CSPM) and workload protection (CWP) functionality?Mitigate threats using Microsoft Defender XDR
  35. 85.A security analyst is investigating a potential phishing attempt targeting executives within the organization. The analyst needs to quickly identify if any malicious URLs or attachments were delivered to executive mailboxes and prevent further access to these threats. Which Microsoft Defender for Office 365 capability should the analyst leverage first?Mitigate threats using Microsoft Defender XDR
  36. 86.A cybersecurity administrator is setting up Microsoft Defender for Office 365. They need to configure a policy to protect against malicious URLs in email that redirect users to phishing sites, even if the URL initially appears safe. This protection should occur at the time the user clicks the link, not just at email delivery. Which policy type should the administrator configure?Mitigate threats using Microsoft Defender XDR
  37. 87.A security analyst is investigating a suspicious email reported by a user. The email contains a malicious attachment that was not blocked by Microsoft Defender for Office 365 (MDO). The analyst needs to understand why the attachment bypassed existing security controls and identify its characteristics for future prevention. Which MDO feature should the analyst use to gain detailed insights into the attachment's analysis and detonation?Mitigate threats using Microsoft Defender XDR
  38. 88.A security analyst is investigating a series of suspicious activities involving a critical server that hosts sensitive customer data. Microsoft Defender for Identity has generated alerts indicating 'Suspicious service creation' and 'Remote code execution attempts'. The analyst needs to query the raw security events captured by Defender for Identity, specifically focusing on service creation events that might indicate persistence mechanisms. Which Advanced Hunting table should the analyst primarily use to find this information?Mitigate threats using Microsoft Defender XDR
  39. 89.A security analyst is investigating an alert from Microsoft Defender for Identity indicating 'Suspicious Kerberos ticket request (Golden Ticket)'. To confirm this activity and gather more context, the analyst needs to query the raw Kerberos authentication events, specifically looking for successful Kerberos service ticket requests. Which Kusto Query Language (KQL) query should the analyst use to retrieve events with Event ID 4769 from the appropriate Advanced Hunting table?Mitigate threats using Microsoft Defender XDR
  40. 90.A global organization uses Microsoft 365 services extensively. The security team needs to implement a policy that automatically encrypts all outbound emails containing sensitive financial data (e.g., credit card numbers, bank account details) when sent to external recipients. This encryption should prevent unauthorized viewing by anyone other than the intended recipient. Which Microsoft Defender for Office 365 (MDO) capability should the security team configure?Mitigate threats using Microsoft Defender XDR
  41. 91.A security engineer is configuring Microsoft Defender for Cloud Apps (MDCAS) to enforce strict data governance policies. They need to ensure that when users access a specific sanctioned cloud storage application (e.g., SharePoint Online), they are prevented from downloading files containing sensitive data (e.g., personally identifiable information - PII) to unmanaged devices. This restriction should apply only during active user sessions. Which MDCAS policy type, configured with the correct action, will achieve this?Mitigate threats using Microsoft Defender XDR
  42. 92.A security team is analyzing a series of alerts generated by Microsoft Defender for Identity related to a potential 'Golden Ticket' attack. They suspect that a threat actor has successfully compromised the Kerberos Ticket Granting Ticket (TGT) of a domain controller. To confirm this and understand the full impact, the team needs to perform a detailed forensic investigation. Which specific log source, critical for detecting and analyzing Kerberos-related attacks like Golden Ticket, should the team focus on within their SIEM or Advanced Hunting queries?Mitigate threats using Microsoft Defender XDR
  43. 93.A security administrator is implementing Microsoft Defender for Endpoint on a set of critical servers. Due to the sensitive nature of these servers, they want to ensure that any potential threats are automatically remediated with minimal human intervention, but also with a high degree of confidence to prevent legitimate operations from being disrupted. Which Automated Investigation and Remediation (AIR) automation level should be configured for these servers?Mitigate threats using Microsoft Defender XDR
  44. 94.A security engineer is configuring Microsoft Defender for Cloud Apps (MDCAS) to gain visibility and control over SaaS applications used by the organization. The engineer wants to ensure that unapproved cloud applications (shadow IT) are identified and assessed for risk. Which MDCAS capability is primarily designed for this purpose?Mitigate threats using Microsoft Defender XDR
  45. 95.A security operations center (SOC) team is using Microsoft Defender XDR. They observe an increasing number of alerts related to credential theft attempts and suspicious lateral movement activities within their on-premises Active Directory environment. The team wants to gain deeper visibility into these identity-based attacks, understand their kill chain, and receive specific recommendations to improve the security of their Active Directory. Which Microsoft Defender XDR component is specifically designed to provide this enhanced identity protection and insights?Mitigate threats using Microsoft Defender XDR
  46. 96.A security analyst is investigating a series of alerts in Microsoft Defender for Identity indicating suspicious movement of a service account. The alerts suggest potential 'Pass-the-Hash' or 'Pass-the-Ticket' attacks. The analyst needs to quickly identify all endpoints that the compromised service account has recently authenticated to, as well as any other accounts that authenticated to those same endpoints. Which advanced hunting table in Microsoft Defender XDR is most appropriate for this investigation?Mitigate threats using Microsoft Defender XDR
  47. 97.A security analyst is investigating an incident where a user's cloud application account was compromised. The attacker performed several suspicious actions, including downloading a large volume of sensitive data and then logging in from an unusual geographic location using the compromised credentials. The analyst needs to create a custom detection rule in Microsoft Defender XDR to identify similar future incidents, specifically focusing on data exfiltration followed by suspicious login patterns. Which two Advanced Hunting tables are MOST relevant for this scenario?Mitigate threats using Microsoft Defender XDR
  48. 98.A security operations team is reviewing their Microsoft Defender for Endpoint deployment. They need to ensure that all newly onboarded devices automatically receive the latest security intelligence updates and are configured for real-time protection, without requiring manual intervention from administrators for each device. Which Defender for Endpoint capability directly addresses this requirement?Mitigate threats using Microsoft Defender XDR
  49. 99.A security operations team is investigating a series of suspicious activities involving a high-privilege service account. They suspect that the account's credentials might have been compromised and are being used to enumerate domain controllers and access sensitive shares. Which Microsoft Defender for Identity sensor type is primarily responsible for monitoring traffic directly from domain controllers to detect such activities?Mitigate threats using Microsoft Defender XDR
  50. 100.An organization is deploying Microsoft Defender for Endpoint across its network. They need to ensure that all security events and alerts generated by Defender for Endpoint are automatically forwarded to their existing Security Information and Event Management (SIEM) system for centralized logging, correlation, and long-term retention. Which integration method should be configured?Mitigate threats using Microsoft Defender XDR