[Q21-Q44] Latest 312-39 Exam with Accurate Certified SOC Analyst (CSA) PDF Questions [Sep 10, 2026]

NO.21 An organization with a complex IT infrastructure is planning to implement a SIEM solution to improve its threat detection and response capabilities. Due to the scale and complexity of its systems, the organization opts for a phased deployment approach to ensure a smooth implementation and reduce potential risks. Which of the following should be the first phase in their SIEM deployment strategy?

NO.22 Sam, a security analyst with INFOSOL INC., while monitoring and analyzing IIS logs, detected an event matching regex /\w*((%27)|(‘))((%6F)|o|(%4F))((%72)|r|(%52))/ix.
What does this event log indicate?

NO.23 The threat intelligence, which will help you, understand adversary intent and make informed decision to ensure appropriate security in alignment with risk.
What kind of threat intelligence described above?

NO.24 Which of the following threat intelligence is used by a SIEM for supplying the analysts with context and
“situational awareness” by using threat actor TTPs, malwarecampaigns, tools used by threat actors.
1.Strategic threat intelligence
2.Tactical threat intelligence
3.Operational threat intelligence
4.Technical threat intelligence

NO.25 TechInnovate receives an alert about a newly discovered zero-day vulnerability in a widely used web application framework that is being actively exploited. No official patch is available. The SOC must monitor adversary tactics, identify indicators of compromise (IoCs), and proactively adjust controls to detect, track, and mitigate the threat. Which SOC technology is crucial for real-time visibility into evolving threat intelligence and enabling proactive mitigation?

NO.26 In which of the following incident handling and response stages, the root cause of the incident must be found from the forensic results?

NO.27 Which of the following Windows Event Id will help you monitors file sharing across the network?

NO.28 Which of the following attack can be eradicated by converting all non-alphanumeric characters to HTML character entities before displaying the user input in search engines and forums?

NO.29 A multinational financial institution notices unusual network activity during a routine security audit. The SOC detects multiple failed login attempts, followed by a successful access attempt using an administrator’s credentials from an unrecognized IP address. Shortly after, sensitive customer records are accessed without authorization. The company suspects a breach and calls in the forensic investigation team. During evidence collection, the forensic team creates a detailed record that tracks every individual who handled the evidence, its storage location, and timestamps of transfers. What is this process called?

NO.30 According to the Risk Matrix table, what will be the risk level when the probability of an attack is very low and the impact of that attack is major?

NO.31 Which of the following attack can be eradicated by filtering improper XML syntax?

NO.32 John, a SOC analyst, while monitoring and analyzing Apache web server logs, identified an event log matching Regex /(.|(%|%25)2E)(.|(%|%25)2E)(/|(%|%25)2F|\|(%|%25)5C)/i.
What does this event log indicate?

NO.33 Which of the following is a report writing tool that will help incident handlers to generate efficient reports on detected incidents during incident response process?

NO.34 Jane, a security analyst, while analyzing IDS logs, detected an event matching Regex /((%3C)|<)((%69)|i|(%
49))((%6D)|m|(%4D))((%67)|g|(%47))[^n]+((%3E)|>)/|.
What does this event log indicate?

NO.35 Which of the following data source can be used to detect the traffic associated with Bad Bot User-Agents?

NO.36 Identify the type of attack, an attacker is attempting on www.example.com website.

NO.37 Banter is a threat analyst in Christine Group of Industries. As a part ofthe job, he is currently formatting and structuring the raw data.
He is at which stage of the threat intelligence life cycle?

NO.38 Which of the following service provides phishing protection and content filtering to manage the Internet experience on and off your network with the acceptable use or compliance policies?

NO.39 In which of the following incident handling and response stages, the root cause of the incident must be found from the forensic results?

NO.40 Sarah Chen is a Level 1 SOC analyst at Centex Healthcare. The SOC detected a potential data breach involving unauthorized access to patient records. Multiple departments need constant updates: Legal needs HIPAA compliance implications, HR needs to coordinate staff training responses, and the MSSP requires technical details to assist containment. Which role serves as the central point of communication between these stakeholders?

NO.41 Which of the following is a correct flow of the stages in an incident handling and response (IH&R) process?

NO.42 What does the Security Log Event ID 4624 of Windows 10 indicate?

NO.43 As a SOC Administrator at a mid-sized financial institution, you noticed intermittent network slowdowns and unexplained high memory usage across multiple critical systems. Your initial analysis found no traces of malware, but a forensic investigation revealed unauthorized scheduled tasks that executed during off-peak hours. These tasks ran obfuscated scripts that connected to an external command-and-control (C2) server.
Further investigations showed that the adversary had gained access months ago through a compromised VPN account, leveraging stolen credentials from a phishing campaign. Which phase of the Advanced Persistent Threat (APT) lifecycle does this scenario align with?

NO.44 In which of the following incident handling and response stages, the root cause of the incident must be found from the forensic results?