Free CAS-005 Mock Exam – Practice Online Confidently

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Exam Code: CAS-005
Exam Questions: 330
CompTIA SecurityX
Updated: 02 Apr, 2026
Question 1

A company recently experienced an incident in which an advanced threat actor was able to shim malicious code against the hardware static of a domain controller The forensic team cryptographically validated that com the underlying firmware of the box and the operating system had not been compromised. However, the attacker was able to exfiltrate information from the server using a steganographic technique within LOAP Which of the following is me b»« way to reduce the risk oi reoccurrence? 

Options :
Answer: D

Question 2

A company reduced its staff 60 days ago, and applications are now starting to fail. The security analyst is

investigating to determine if there is malicious intent for the application failures. The security analyst reviews

the following logs:

22:03:50 sshd[21502]: Success login for user01 from 192.168.2.5

22:10:00 sshd[21502]: Failed login for user10 from 192.168.2.5

22:11:40 sshd[21502]: Success login for user07 from 192.168.2.58

22:12:00 sshd[21502]: Failed login for user10 from 192.168.2.5

22:13:00 sshd[21502]: Failed login for user10 from 192.168.2.5

22:13:00 sshd[21502]: Success login for user03 from 192.168.2.27

22:13:00 sshd[21502]: Failed login for user10 from 192.168.2.5

Which of the following is the most likely reason for the application failures?

Options :
Answer: B

Question 3

During a recentsecurity event, access from thenon-production environment to the production

environmentenabledunauthorized usersto:

Installunapproved software

Makeunplanned configuration changes

During theinvestigation, the following findings were identified:

Several new users were added in bulkby theIAM team

Additionalfirewalls and routerswere recently added

Vulnerability assessmentshave been disabled formore than 30 days

Theapplication allow listhas not been modified intwo weeks

Logs were unavailablefor various types of traffic

Endpoints have not been patchedinover ten days

Which of the following actions would most likely need to be taken toensure proper monitoring?(Select two)

Options :
Answer: A,D,E

Question 4

A security analyst Detected unusual network traffic related to program updating processes The analyst collected artifacts from compromised user workstations. The discovered artifacts were binary files with the same name as existing, valid binaries but. with different hashes which of the following solutions would most likely prevent this situation from reoccurring? 

Options :
Answer: B

Question 5

After an incident response exercise, a security administrator reviews the following table:

Which of the following should the administrator do to beat support rapid incident response in the future? 

Options :
Answer: B

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