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| Section | Weight | Objectives |
|---|---|---|
| Security Operations | 33% | - Automation and orchestration
|
| Vulnerability Management | 30% | - Cloud and virtual environment vulnerabilities
|
| Incident Response Management | 20% | - Digital forensics basics
|
| Reporting and Communication | 17% | - Reporting requirements and standards
|
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NEW QUESTION # 308
A security analyst receives an alert with the following packet capture attached:
Which of the following has occurred?
Answer: C
Explanation:
The packet capture shows a TCP three-way handshake (SYN, SYN-ACK, ACK) followed immediately by a RST, ACK, which is characteristic of Nmap's TCP connect scan. This scan type completes the handshake to identify open ports, then quickly resets the connection. The absence of data transfer after the handshake indicates reconnaissance rather than a shell or credential attack.
NEW QUESTION # 309
A security analyst needs to prioritize vulnerabilities for patching. Given the following vulnerability and system information:
Which of the following systems should the analyst patch first?
Answer: A
Explanation:
When prioritizing vulnerabilities, analysts consider theCVSS score, whether the system isinternet-facing, and ifsensitive datais involved. The primary goal is to mitigate the mostexploitableandimpactfulrisks first.
Let's break down the key components:
* Attack Vector (AV): Whether the attack can be launched remotely (N = Network) or locally (L = Local).
* Attack Complexity (AC): The difficulty of executing the attack (L = Low, H = High).
* Privileges Required (PR): The level of access needed for exploitation (N = None, L = Low, H = High).
* User Interaction (UI): Whether user interaction is required for the attack (N = No, R = Required).
* Scope (S): Whether the attack affects other systems (C = Changed, U = Unchanged).
* Confidentiality (C), Integrity (I), Availability (A): The impact level (H = High, L = Low, N = None).
Evaluating Each System:
* System 1 (CVSS: AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:H)
* Internet-facing#
* No sensitive data#
* High confidentiality and availability impact#
* Moderate risk due to requiring low privileges
* System 2 (CVSS: AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:H)
* Not internet-facing#
* No sensitive data#
* Lower priority since it's local-only
* System 3 (CVSS: AV:P/AC:H/PR:H/UI:R/S:U/C:N/I:N/A:L)
* Internet-facing#
* Contains sensitive data#
* But very low likelihood of exploit (requires physical access, high privileges, user interaction)
* Lower priority due to high attack complexity
* System 4 (CVSS: AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:L/A:H)
* Internet-facing#
* No sensitive data#
* No privileges required for exploitation#
* High impact on confidentiality and availability#
* Most critical due to remote exploitability and system-wide scope
* System 5 (CVSS: AV:L/AC:H/PR:H/UI:R/S:U/C:L/I:N/A:N)
* Internet-facing#
* Contains sensitive data#
* But requires high privileges, high attack complexity, and user interaction
* Lower priority than System 4
* System 6 (CVSS: AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:H)
* Not internet-facing#
* No sensitive data#
* Same as System 2 (low priority due to being local-only)
Final Decision: Patch System 4 First
System 4 is themost criticalbecause:
* It isinternet-facing(higher exposure).
* It has ahigh CVSS score.
* Itrequires no privileges(easy to exploit).
* It hassystem-wide scope impact(can affect other systems).
Thus, it should bepatched firstto minimize security risks.
NEW QUESTION # 310
Which of the following would help an analyst to quickly find out whether the IP address in a SIEM alert is a known-malicious IP address?
Answer: C
Explanation:
The best option to quickly find out whether the IP address in a SIEM alert is a known-malicious IP address is C. Add data enrichment for IPS in the ingestion pipeline. Data enrichment is the process of adding more information and context to raw data, such as IP addresses, by using external sources. Data enrichment can help analysts to gain more insights into the nature and origin of the threats they face, and to prioritize and respond to them accordingly. Data enrichment for IPS (Intrusion Prevention System) means that the IPS can use enriched data to block or alert on malicious traffic based on various criteria, such as geolocation, reputation, threat intelligence, or behavior. By adding data enrichment for IPS in the ingestion pipeline, analysts can leverage the IPS's capabilities to filter out known-malicious IP addresses before they reach the SIEM, or to tag them with relevant information for further analysis. This can save time and resources for the analysts, and improve the accuracy and efficiency of the SIEM. The other options are not as effective or efficient as data enrichment for IPS in the ingestion pipeline. Joining an information sharing and analysis center (ISAC) specific to the company's industry (A) can provide valuable threat intelligence and best practices, but it may not be timely or comprehensive enough to cover all possible malicious IP addresses. Uploading threat intelligence to the IPS in STIX/TAXII format (B) can help the IPS to identify and block malicious IP addresses based on standardized indicators of compromise, but it may require manual or periodic updates and integration with the SIEM. Reviewing threat feeds after viewing the SIEM alert (D) can help analysts to verify and contextualize the malicious IP addresses, but it may be too late or too slow to prevent or mitigate the damage. Therefore, C is the best option among the choices given.
NEW QUESTION # 311
A security analyst is performing an investigation involving multiple targeted Windows malware binaries. The analyst wants to gather intelligence without disclosing information to the attackers.
Which of the following actions would allow the analyst to achieve the objective?
Answer: A
Explanation:
The best action that would allow the analyst to gather intelligence without disclosing information to the attackers is to upload the binary to an air gapped sandbox for analysis. An air gapped sandbox is an isolated environment that has no connection to any external network or system.
Uploading the binary to an air gapped sandbox can prevent any communication or interaction between the binary and the attackers, as well as any potential harm or infection to other systems or networks. An air gapped sandbox can also allow the analyst to safely analyze and observe the behavior, functionality, or characteristics of the binary.
NEW QUESTION # 312
A company discovers that its proprietary information is being sold on the dark web. A security analyst uses threat hunting to search for signs of compromise. After running a network packet capture tool, the analyst identifies millions of packets similar to the following:
The analyst does not detect or identify any other abnormalities. Which of the following is most likely the malicious activity in this scenario?
Answer: A
Explanation:
The packets show ICMP echo requests containing unusually large amounts of data in the payload. This pattern is characteristic of data exfiltration using ICMP as an alternative protocol, allowing an attacker to move proprietary information out of the network while avoiding traditional detection mechanisms.
NEW QUESTION # 313
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