312-39 Practice Questions

You are part of a team of SOC analysts in a multinational organization that processes large volumes of security logs from various sources, including firewalls, IDS, and authentication servers. Your team is having difficulty detecting incidents because logs from different systems are analyzed in isolation, making it harder to link related events. What approach should you implement for future investigations to automatically match related log events based on predefined rules?

A security team is designing SIEM use-case logic to detect privilege escalation attempts on Windows servers. They have already identified and validated the necessary event sources (e.g., Active Directory logs, Windows Security logs). What should be their next step in the use case logic development process?

The SOC analyst at a national cybersecurity agency detected unusual system behavior on critical infrastructure servers. Initial scans flagged potential malware activity. Due to the sophisticated nature of the suspected attack, including registry modifications, process injection, and unauthorized tasks, the case was escalated to the forensic team. The forensic team suspects the malware is designed for stealthy data exfiltration. To assess the compromise, they captured system snapshots before and after suspected infection to identify unauthorized changes and anomalies. Which process are they following by capturing and comparing system snapshots to detect unauthorized changes?

The SOC team is investigating a phishing attack that targeted multiple employees. During the Containment Phase, they need to determine how users interacted with the malicious email: whether they opened it, clicked links, downloaded attachments, or entered credentials. This information is critical to assessing impact and preventing further compromise. Which specific activity helps the SOC team understand user interactions with the phishing email?

What does Windows event ID 4740 indicate?

You are a SOC analyst at a leading financial institution tasked with developing a comprehensive threat model to safeguard critical assets: sensitive customer data, online banking applications, and real-time payment processing systems. The organization has observed increased targeted attacks on financial entities, including credential theft, account takeovers, and sophisticated phishing. Senior management is concerned about long-term financial and reputational damage. You need intelligence providing insights into high-level risks, geopolitical threats, and emerging cybercriminal strategies with long-term implications for security posture. Which type of threat intelligence are you seeking?

An organization wants to implement a SIEM deployment architecture. However, they have the capability to do only log collection and the rest of the SIEM functions must be managed by an MSSP.

Which SIEM deployment architecture will the organization adopt?

A large financial organization has experienced an increase in sophisticated cyber threats, including zero-day attacks and APTs. Traditional detection relies heavily on signatures and manual intervention, causing delays. The CISO is exploring AI-driven solutions that can automatically analyze large datasets, detect anomalies, and adapt to evolving threats in real time—identifying suspicious activity without predefined signatures and with minimal human oversight. Which key AI technology should the organization focus on?

James Rodriguez has recently taken over as the lead SOC manager at GlobalTech Dynamics. The team is deploying a $2M SOC facility, creating incident response playbooks, running tabletop exercises, and training a 15-member incident response team to handle alerts and incidents efficiently. In the Incident Response process flow, which phase best aligns with these activities?

A security analyst in a multinational corporation’s Threat Intelligence team is tasked with enhancing detection of stealthy malware infections. During an investigation, the analyst observes an unusually high volume of DNS requests directed toward domains that follow patterns commonly associated with Domain Generation Algorithms (DGAs). Recognizing that these automated domain queries could indicate malware attempting to establish communication with command-and-control (C2) infrastructure, the analyst realizes existing detection may be insufficient. The security team needs to define intelligence requirements, including identifying critical data sources, refining detection criteria, and improving monitoring strategies. Which stage of the Cyber Threat Intelligence (CTI) process does this align with?