[Free] 2018(Jan) Dumps4cert Passguide CompTIA CS0-001 Dumps with VCE and PDF 21-30

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CompTIA CSA Certification Exam

Question No: 21

Review the following results:

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Which of the following has occurred?

  1. This is normal network traffic.

  2. is infected with a Trojan.

  3. is infected with a worm.

  4. is infected with a Trojan.

Answer: A

Question No: 22

Which of the following commands would a security analyst use to make a copy of an image for forensics use?

  1. dd

  2. wget

  3. touch

  4. rm

Answer: A

Question No: 23

An organization is attempting to harden its web servers and reduce the information that might be disclosed by potential attackers. A security analyst is reviewing vulnerability scan results from a recent web server scan.

Portions of the scan results are shown below:

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  1. Response: C:\Documents\MarySmith\mailingList.pdf

  2. Finding#5144322

  3. First Time Detected 10 Nov 2015 09:00 GMT-0600

  4. Access Path: http://myOrg.com/mailingList.htm

  5. Request: GEThttp://myOrg.com/mailingList.aspx?content=volunteer

Answer: C,E

Question No: 24

During a routine review of firewall logs, an analyst identified that an IP address from the organization’s server subnet had been connecting during nighttime hours to a foreign IP address, and had been sending between 150 and 500 megabytes of data each time. This had been going on for approximately one week, and the affected server was taken offline for forensic review. Which of the following is MOST likely to drive up the incident’s impact assessment?

  1. PII of company employees and customers was exfiltrated.

  2. Raw financial information about the company was accessed.

  3. Forensic review of the server required fall-back on a less efficient service.

  4. IP addresses and other network-related configurations were exfiltrated.

  5. The local root password for the affected server was compromised.

Answer: A

Question No: 25

An analyst has received unusual alerts on the SIEM dashboard. The analyst wants to get payloads that the hackers are sending toward the target systems without impacting the business operation. Which of the following should the analyst implement?

  1. Honeypot

  2. Jump box

  3. Sandboxing

  4. Virtualization

Answer: A

Question No: 26

A system administrator has reviewed the following output:

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Which of the following can a system administrator infer from the above output?

  1. The company email server is running a non-standard port.

  2. The company email server has been compromised.

  3. The company is running a vulnerable SSH server.

  4. The company web server has been compromised.

Answer: A

Question No: 27

A system administrator recently deployed and verified the installation of a critical patch issued by the company’s primary OS vendor. This patch was supposed to remedy a vulnerability that would allow an adversary to remotely execute code from over the network. However, the administrator just ran a vulnerability assessment of networked systems, and each of them still reported having the same vulnerability. Which of the following if the MOST likely explanation for this?

  1. The administrator entered the wrong IP range for the assessment.

  2. The administrator did not wait long enough after applying the patch to run the assessment.

  3. The patch did not remediate the vulnerability.

  4. The vulnerability assessment returned false positives.

Answer: C

Question No: 28

A cybersecurity analyst has received an alert that well-known “call home” messages are continuously observed by network sensors at the network boundary. The proxy firewall successfully drops the messages. After determining the alert was a true positive, which of the following represents the MOST likely cause?

  1. Attackers are running reconnaissance on company resources.

  2. Commands are attempting to reach a system infected with a botnet trojan.

  3. An insider is trying to exfiltrate information to a remote network.

  4. Malware is running on a company system.

Answer: B

Question No: 29

A security analyst has been asked to remediate a server vulnerability. Once the analyst has located a patch for the vulnerability, which of the following should happen NEXT?

  1. Start the change control process.

  2. Rescan to ensure the vulnerability still exists.

  3. Implement continuous monitoring.

  4. Begin the incident response process.

Answer: A

Question No: 30

An organization has recently recovered from an incident where a managed switch had been accessed and reconfigured without authorization by an insider. The incident response team is working on developing a lessons learned report with recommendations. Which of the following recommendations will BEST prevent the same attack from occurring in the future?

  1. Remove and replace the managed switch with an unmanaged one.

  2. Implement a separate logical network segment for management interfaces.

  3. Install and configure NAC services to allow only authorized devices to connect to the network.

  4. Analyze normal behavior on the network and configure the IDS to alert on deviations from normal.

Answer: B

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