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CSA 試験は、脅威分析、インシデント対応、フォレンジック、およびリスク軽減など、SOC の成功に必要な様々なトピックをカバーしています。この試験では、SOC 環境で一般的に使用される侵入検知システム（IDS）、セキュリティ情報およびイベント管理（SIEM）システム、およびネットワークセキュリティシステムなどの様々なツールや技術の使用方法もカバーされます。
EC-COUNCIL 312-39 認定を取得するためには、100問の多肢選択問題からなる4時間の試験に合格する必要があります。試験はオンラインとオフラインの両方で利用可能であり、候補者は自分に最適なオプションを選択することができます。試験は、セキュリティオペレーションとマネジメント、脅威分析、インシデント対応など、SOC分析のさまざまな領域における候補者の知識とスキルをテストするよう設計されています。
質問 # 14
Which of the following attack can be eradicated by disabling of "allow_url_fopen and allow_url_include" in the php.ini file?
- A. LDAP Injection Attacks
- B. URL Injection Attacks
- C. Command Injection Attacks
- D. File Injection Attacks
正解：D
解説：
質問 # 15
What does Windows event ID 4740 indicate?
- A. A user account was enabled.
- B. A user account was created.
- C. A user account was locked out.
- D. A user account was disabled.
正解：C
解説：
Event ID 4740 is a security audit event in Windows that indicates a user account has been locked out. This event is generated every time the system locks out a user account due to repeated logon failures, which are typically caused by incorrect password entries. The event is logged on domain controllers, member servers, and workstations where the lockout occurred. It includes details such as the account name, domain, and the computer from which the lockout originated.
References: The information is verified as per Microsoft's official documentation and learning resources related to security auditing and user account management. Specifically, the Microsoft Learn page on security auditing provides comprehensive details on Event ID 47401. Additionally, resources like Ultimate Windows Security offer in-depth explanations of this event and its implications for security monitoring2.
質問 # 16
An attacker exploits the logic validation mechanisms of an e-commerce website. He successfully purchases a product worth $100 for $10 by modifying the URL exchanged between the client and the server.
Original
URL: http://www.buyonline.com/product.aspx?profile=12
&debit=100
Modified URL: http://www.buyonline.com/product.aspx?profile=12
&debit=10
Identify the attack depicted in the above scenario.
- A. Session Fixation Attack
- B. Parameter Tampering Attack
- C. SQL Injection Attack
- D. Denial-of-Service Attack
正解：A
質問 # 17
InfoSystem LLC, a US-based company, is establishing an in-house SOC. John has been given the responsibility to finalize strategy, policies, and procedures for the SOC.
Identify the job role of John.
- A. Security Analyst - L2
- B. Chief Information Security Officer (CISO)
- C. Security Engineer
- D. Security Analyst - L1
正解：B
解説：
The role of finalizing strategy, policies, and procedures for a Security Operations Center (SOC) typically falls under the responsibilities of a Chief Information Security Officer (CISO). The CISO is a senior-level executive within an organization who coordinates and manages the overall strategy and defense mechanisms to protect the organization's information and technology assets. This role involves leadership and strategic decision-making, which includes establishing the SOC's framework, defining its policies, and overseeing its procedures.
References: The EC-Council provides various resources and guides that outline the roles and responsibilities within a SOC. According to the information available, a Security Analyst, whether Level 1 or Level 2, is primarily responsible for monitoring and analyzing the organization's security posture on a continuous basis.
A Security Engineer focuses on the design and implementation of security systems. In contrast, the CISO role encompasses a broader scope of strategic leadership and management, which aligns with the responsibilities described for John in the scenario12.
質問 # 18
Which of the following directory will contain logs related to printer access?
- A. /var/log/cups/Printer_log file
- B. /var/log/cups/Printeraccess_log file
- C. /var/log/cups/accesslog file
- D. /var/log/cups/access_log file
正解：A
質問 # 19
Where will you find the reputation IP database, if you want to monitor traffic from known bad IP reputation using OSSIM SIEM?
- A. /etc/ossim/siem/server/reputation/data
- B. /etc/ossim/server/reputation.data
- C. /etc/siem/ossim/server/reputation.data
- D. /etc/ossim/reputation
正解：B
解説：
Explanation
Graphical user interface, text Description automatically generated
質問 # 20
An attacker, in an attempt to exploit the vulnerability in the dynamically generated welcome page, inserted code at the end of the company's URL as follows:
http://technosoft.com.com/<script>alert("WARNING: The application has encountered an error");</script>.
Identify the attack demonstrated in the above scenario.
- A. Cross-site Scripting Attack
- B. SQL Injection Attack
- C. Session Attack
- D. Denial-of-Service Attack
正解：C
質問 # 21
Harley is working as a SOC analyst with Powell Tech. Powell Inc. is using Internet Information Service (IIS) version 7.0 to host their website.
Where will Harley find the web server logs, if he wants to investigate them for any anomalies?
- A. SystemDrive%\LogFiles\inetpub\logs\W3SVCN
- B. SystemDrive%\inetpub\logs\LogFiles\W3SVCN
- C. SystemDrive%\ inetpub\LogFiles\logs\W3SVCN
- D. %SystemDrive%\LogFiles\logs\W3SVCN
正解：A
質問 # 22
Where will you find the reputation IP database, if you want to monitor traffic from known bad IP reputation using OSSIM SIEM?
- A. /etc/ossim/siem/server/reputation/data
- B. /etc/ossim/server/reputation.data
- C. /etc/siem/ossim/server/reputation.data
- D. /etc/ossim/reputation
正解：B
解説：
In OSSIM SIEM, the reputation IP database is a crucial component for monitoring traffic from known malicious IP addresses. The correct location of this database is:
* /etc/ossim/server/reputation.data: This directory and file name specify the location where the reputation database is stored. It contains the list of known bad IP addresses that the OSSIM system uses to monitor and identify potentially harmful traffic.
* Purpose of the Reputation Database: The database is used to compare incoming traffic against the list of known bad IPs. If a match is found, OSSIM can generate alerts or take predefined actions to mitigate the threat.
* Updating the Database: It's important to regularly update the reputation database to ensure it includes the latest threat intelligence. This helps maintain the effectiveness of the SIEM system in identifying and responding to threats.
References: The information provided here is based on standard OSSIM documentation and best practices for SIEM systems as outlined in EC-Council's SOC Analyst study materials1234.
Please note that while I strive to provide accurate information, it's always best to consult the latest EC-Council SOC Analyst documents and learning resources for the most current and detailed guidance.
Graphical user interface, text Description automatically generated
質問 # 23
Shawn is a security manager working at Lee Inc Solution. His organization wants to develop threat intelligent strategy plan. As a part of threat intelligent strategy plan, he suggested various components, such as threat intelligence requirement analysis, intelligence and collection planning, asset identification, threat reports, and intelligence buy-in.
Which one of the following components he should include in the above threat intelligent strategy plan to make it effective?
- A. Threat buy-in
- B. Threat pivoting
- C. Threat boosting
- D. Threat trending
正解：D
解説：
質問 # 24
Which of the following attack can be eradicated by filtering improper XML syntax?
- A. Web Services Attacks
- B. SQL Injection Attacks
- C. Insufficient Logging and Monitoring Attacks
- D. CAPTCHA Attacks
正解：A
解説：
Web services attacks can be mitigated by filtering improper XML syntax because these attacks often exploit vulnerabilities in web services that accept XML input. XML filtering ensures that only properly formatted XML data is processed by the web service. This can prevent various forms of XML-related attacks, such as XML injection or XML External Entity (XXE) attacks, where attackers attempt to interfere with the processing of XML data.
References: The EC-Council's Certified SOC Analyst (CSA) program covers the fundamentals of SOC operations, including the identification and validation of intrusion attempts, and the use of SIEM solutions for enhanced threat detection. The program emphasizes the importance of understanding the various types of attacks and the appropriate defensive measures, including the filtering of improper XML syntax to protect against web services attacks12.
質問 # 25
Which of the following steps of incident handling and response process focus on limiting the scope and extent of an incident?
- A. Containment
- B. Eradication
- C. Data Collection
- D. Identification
正解：A
質問 # 26
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?
- A. Malstrom
- B. threat_note
- C. MagicTree
- D. IntelMQ
正解：C
解説：
MagicTree is a data management tool designed for penetration testers, incident handlers, and IT security professionals. It is particularly useful for handling the voluminous data typically generated during a security assessment or incident response process. MagicTree allows users to import and aggregate data from various sources, organize it in a structured manner, and generate comprehensive reports. This tool helps in consolidating and making sense of the data, which is crucial for efficient incident handling and reporting.
References: The EC-Council's Certified SOC Analyst (C|SA) program covers various tools and techniques required for effective SOC operations, including report writing and incident handling. While the program's official curriculum does not specifically list MagicTree, it is a well-known tool in the cybersecurity community for such purposes. For more information on SOC Analyst tools and practices, you can refer to the EC-Council's official Certified SOC Analyst Training and resources on Top SIEM Tools for SOC Analysts.
These resources provide insights into the tools and software that are essential for SOC analysts, which would include report writing tools like MagicTree.
質問 # 27
Peter, a SOC analyst with Spade Systems, is monitoring and analyzing the router logs of the company and wanted to check the logs that are generated by access control list numbered 210.
What filter should Peter add to the 'show logging' command to get the required output?
- A. show logging | access 210
- B. show logging | forward 210
- C. show logging | include 210
- D. show logging | route 210
正解：C
解説：
To filter the output of the 'show logging' command to include entries related to a specific access control list, Peter should use the 'include' keyword followed by the access list number. The correct command would be
'show logging | include 210'. This command will display all log entries that contain the string '210', which is the number of the access control list he wants to monitor.
References: The use of the 'include' keyword in Cisco router commands is a standard method for filtering show command outputs to display only lines that contain a specified string or pattern. This is covered in Cisco's documentation and training materials related to router commands and access control list management12.
質問 # 28
In which phase of Lockheed Martin's - Cyber Kill Chain Methodology, adversary creates a deliverable malicious payload using an exploit and a backdoor?
- A. Exploitation
- B. Delivery
- C. Weaponization
- D. Reconnaissance
正解：C
解説：
In the Lockheed Martin Cyber Kill Chain Methodology, the phase where an adversary creates a deliverable malicious payload using an exploit and a backdoor is known as the Weaponization phase. This is the second stage of the Cyber Kill Chain, which occurs after the initial Reconnaissance phase. During Weaponization, the attacker prepares a malicious payload that is designed to exploit vulnerabilities in the target system. This payload often includes a backdoor to allow for persistent access to the compromised system.
The Weaponization phase involves the creation of malware tailored to the target's specific vulnerabilities discovered during Reconnaissance. The attacker uses this malware to create a weaponized deliverable, which can be transmitted to the target during the subsequent Delivery phase of the Cyber Kill Chain.
References: The EC-Council SOC Analyst course materials and study guides discuss the Cyber Kill Chain Methodology in detail, including the Weaponization phase. These resources are designed to provide SOC Analysts with the knowledge and skills necessary to identify, analyze, and respond to cyber threats effectively.
For further information, please refer to the official EC-Council Certified SOC Analyst (CSA) study guides and related course materials. Additionally, Lockheed Martin provides resources and an overview of the Cyber Kill Chain on their official website12.
質問 # 29
Which of the following attack can be eradicated by using a safe API to avoid the use of the interpreter entirely?
- A. SQL Injection Attacks
- B. File Injection Attacks
- C. LDAP Injection Attacks
- D. Command Injection Attacks
正解：D
解説：
質問 # 30
Bonney's system has been compromised by a gruesome malware.
What is the primary step that is advisable to Bonney in order to contain the malware incident from spreading?
- A. Leave it to the network administrators to handle
- B. Complaint to police in a formal way regarding the incident
- C. Call the legal department in the organization and inform about the incident
- D. Turn off the infected machine
正解：D
質問 # 31
Rinni, SOC analyst, while monitoring IDS logs detected events shown in the figure below.
What does this event log indicate?
- A. SQL Injection Attack
- B. Parameter Tampering Attack
- C. XSS Attack
- D. Directory Traversal Attack
正解：B
質問 # 32
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EC-Council Certified SOC Analyst（CSA）認定は、セキュリティインシデントをリアルタイムで効果的に監視、検出、および対応するために必要なスキルと知識をテストする包括的なプログラムです。 CSA認定は、セキュリティオペレーションセンター（SOC）で働くために必要な本質的なスキルをカバーしており、セキュリティ運用、インシデント対応、脅威インテリジェンスに関する知識を強化したい専門家向けに設計されています。
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