Incident Containment and Eradication: Master the Art of Incident Response

Question 1

In the context of incident containment and eradication, why are threat analysis and risk assessment considered crucial?

Accepted Answer

They facilitate the quantification of potential threats' impact and likelihood.

Answer

They aid in identifying vulnerabilities to exploit.

Answer

They provide documentation for incident handling procedures.

Question 2

Which of the following is a recent advancement in incident containment and eradication?

Accepted Answer

Automated incident response (AIR)

Answer

Manual investigation and containment

Answer

Incident triage without prioritization

Answer

Ignoring non-critical incidents

Question 3

Which action should NOT be taken during incident containment?

Accepted Answer

Modifying impacted systems

Answer

Isolating affected systems

Answer

Preserving log files

Answer

Collecting evidence

Question 4

What is the overarching objective of incident eradication?

Accepted Answer

Identifying the root cause of the incident and eliminating it

Answer

Identifying responsible individuals

Answer

Restoring affected systems

Answer

Preventing future incidents

Question 5

Which of the following techniques can be used to isolate affected systems?

Accepted Answer

Network segmentation

Answer

System hardening

Answer

Patching vulnerabilities

Answer

User awareness training

Question 6

What type of evidence is most relevant for incident eradication?

Accepted Answer

Network logs, system logs, and user activity logs

Answer

Performance evaluations

Answer

Security policies

Question 7

Which phase of the incident response lifecycle involves prioritizing and classifying incidents?

Accepted Answer

Incident triage

Answer

Financial planning

Answer

Employee evaluation

Answer

Risk assessment

Question 8

What is the primary purpose of a post-incident review?

Accepted Answer

To identify areas for improvement in incident response processes

Answer

To assign blame

Answer

To justify expenses on security measures

Question 9

Which of the following is an advantage of using automated tools for incident response?

Accepted Answer

Faster detection and response times

Answer

Elimination of human error

Answer

Reduced need for skilled security analysts

Answer

Guaranteed compliance with regulations

Question 10

How does threat intelligence contribute to incident eradication?

Accepted Answer

It provides insights into emerging threats and vulnerabilities

Answer

It develops security policies

Answer

It conducts vulnerability assessments

Question 11

Which of the following is a typical challenge encountered during incident containment?

Accepted Answer

Balancing containment measures with maintaining business operations

Answer

Lack of qualified security staff

Answer

Insufficient funding

Question 12

What are the potential consequences of ineffective incident eradication?

Accepted Answer

Increased risk of future incidents, reputational damage, and financial loss

Answer

Enhanced employee morale

Answer

Improved security posture

Question 13

Which of the following best describes a key principle of incident containment?

Accepted Answer

Isolating compromised systems and data to prevent further spread

Answer

Notifying all users of the incident

Answer

Recovering lost data immediately

Answer

Performing full system backups

Question 14

When is it generally appropriate to eradicate an incident?

Accepted Answer

After the root cause has been identified and addressed

Answer

After system backups have been restored

Answer

As soon as it is detected

Question 15

What is a primary benefit of using a containment server?

Accepted Answer

Providing a secure environment to analyze malware and isolate threats

Answer

Speeding up incident response

Answer

Reducing the risk of data loss

Question 16

What is the primary purpose of a kill chain?

Accepted Answer

Breaking down an incident into distinct stages for analysis and response

Answer

Prioritizing incident response actions

Answer

Identifying the root cause of an incident

Question 17

Which of the following is considered a best practice for incident containment?

Accepted Answer

Documenting all actions taken for audit purposes and accountability

Answer

Ignoring low-priority incidents

Answer

Restarting affected systems immediately

Answer

Releasing details of the incident to the media

Question 18

How does threat hunting contribute to incident containment?

Accepted Answer

It proactively detects and neutralizes threats, reducing the risk of incidents

Answer

It automates incident response procedures

Answer

It reduces the cost of incident remediation

Question 19

Which of the following is a primary challenge in incident eradication?

Accepted Answer

Identifying and addressing all affected systems to prevent re-infection

Answer

Communicating the eradication plan to stakeholders

Answer

Obtaining authorization for eradication actions

Answer

Preventing data loss during eradication

Question 20

What is the primary objective of a post-incident review?

Accepted Answer

To analyze the incident response process and identify areas for improvement

Answer

To assign blame for the incident

Answer

To provide evidence for legal proceedings

Question 21

Which of the following is a key benefit of using a Security Incident and Event Management (SIEM) system in incident containment?

Accepted Answer

It provides a centralized platform for collecting, analyzing, and responding to security events

Answer

It automates containment actions

Answer

It eliminates the need for human analysts

Question 22

What is the primary responsibility of a Security Operations Center (SOC) in incident containment and eradication?

Accepted Answer

Coordinating incident response activities and providing real-time situational awareness

Answer

Developing incident response plans

Answer

Conducting forensic investigations

Question 23

Which eradication technique involves replacing infected files with clean versions from a trusted source?

Accepted Answer

File replacement

Answer

Host-based intrusion detection

Answer

Isolation

Answer

Anti-malware scanning

Question 24

The primary goal of incident eradication is to:

Accepted Answer

Eliminate the root cause of the incident

Answer

Restore affected systems to normal operation

Answer

Recover lost data

Answer

Identify the source of the attack

Question 25

Which of the following is a best practice for effective incident containment?

Accepted Answer

Isolating infected systems from the network

Answer

Ignoring low-priority incidents

Answer

Deleting all potentially infected files

Answer

Granting full access to incident responders

Question 26

Which of the following incident response tools is primarily used for automated detection and blocking of malicious activity?

Accepted Answer

Intrusion detection system

Answer

Forensic toolkit

Answer

Network monitoring system

Answer

Vulnerability scanner

Question 27

Which of the following is NOT a key step in the incident eradication process?

Accepted Answer

Notifying customers about the incident

Answer

Conducting a post-incident review

Answer

Restoring affected systems to normal operation

Answer

Removing malicious software from infected systems

Question 28

What is the recommended approach for performing incident containment?

Accepted Answer

Systematic and methodical

Answer

Quick and aggressive

Answer

Passive and observational

Answer

Ad-hoc and reactive

Question 29

Which of the following is a potential consequence of inadequate incident eradication?

Accepted Answer

Escalation of the incident's impact

Answer

Reduced legal liability

Answer

Enhanced data security

Answer

Improved incident response time

Question 30

The primary aim of incident containment in cybersecurity is to:

Accepted Answer

Prevent further compromise and damage to systems and data

Answer

Restore affected systems immediately

Answer

Report the incident to external authorities

Answer

Identify the exact cause of the incident

Question 31

During incident eradication, what is the most crucial step to undertake?

Accepted Answer

Remediating the source of the compromise effectively

Answer

Monitoring affected systems for any suspicious activity

Answer

Communicating the status of eradication to all stakeholders

Answer

Documenting the eradication process for future reference

Question 32

To isolate compromised devices and prevent lateral movement, which of these tools is most suitable?

Accepted Answer

Segmentation of the network into isolated zones

Answer

Consulting a Threat Intelligence Platform for known indicators of compromise

Answer

Implementing an Endpoint Detection and Response (EDR) system

Answer

Deploying a vulnerability scanner to identify exploitable weaknesses

Question 33

When deploying a kill chain countermeasure during incident eradication, the primary objective is to:

Accepted Answer

Sever the attack chain and hinder the attacker's further exploitation

Answer

Notify affected users about the incident and provide mitigation guidance

Answer

Collect digital evidence for forensic analysis

Answer

Restore compromised systems to their pre-incident state

Question 34

In incident response communication, it is considered best practice to:

Accepted Answer

Provide timely, accurate, and relevant updates to all stakeholders

Answer

Overwhelm stakeholders with a barrage of updates, regardless of their relevance

Answer

Use highly technical jargon and acronyms to convey the severity of the incident

Answer

Withhold information from stakeholders until the incident is fully resolved

Question 35

Threat hunting in the context of incident containment primarily involves:

Accepted Answer

Proactively searching for hidden or unknown threats within the network

Answer

Conducting vulnerability assessments and penetration testing

Answer

Eradicating active compromises and restoring affected systems

Answer

Investigating and resolving reported security incidents

Question 36

A primary benefit of conducting thorough post-incident analysis is to:

Accepted Answer

Identify areas for improvement in incident response processes

Answer

Ignore the consequences of the incident and move on

Answer

Assign blame to specific individuals or teams for the incident

Answer

Punish staff for mistakes made during the incident

Question 37

A key difference between incident containment and incident eradication lies in their focus:

Accepted Answer

Containment aims to prevent further damage, while eradication aims to eliminate the root cause

Answer

Containment involves identifying the compromised systems, while eradication involves restoring them

Answer

Containment is typically short-term, while eradication is long-term

Answer

Containment is proactive, while eradication is reactive

Question 38

The primary reason for establishing a formal incident response plan is to:

Accepted Answer

Ensure a coordinated, efficient, and consistent response to security incidents

Answer

Avoid the need for incident containment and eradication measures

Answer

Comply with industry regulations and standards

Answer

Assign blame to individuals for security breaches

Question 39

Which of the following is an essential step in containing an incident?

Accepted Answer

Isolating compromised systems

Answer

Conducting a comprehensive vulnerability assessment

Answer

Installing software updates

Answer

Restoring data from backups

Question 40

What is the ultimate objective of incident eradication?

Accepted Answer

Eliminating the root cause to prevent recurrence

Answer

Identifying the attacker's identity

Answer

Mitigating the immediate impact of the incident

Question 41

Which of the following is a key principle for effective incident response?

Accepted Answer

Following an established incident response plan

Answer

Relying solely on automated tools

Answer

Prioritizing high-impact incidents only

Answer

Ignoring minor incidents to focus on major ones

Question 42

What is the primary function of forensics in incident containment and eradication?

Accepted Answer

Collecting evidence to determine the incident's origin and scope

Answer

Restoring lost data

Answer

Prosecuting the responsible parties

Question 43

Which of the following is a positive outcome of successful incident eradication?

Accepted Answer

Improved overall security posture

Answer

Permanent reputation damage

Answer

Increased legal liability

Question 44

How does risk management contribute to incident containment and eradication?

Accepted Answer

Prioritizes incidents and allocates resources based on potential impact

Answer

Identifies the origin of the incident

Answer

Determines the optimal eradication techniques

Question 45

The primary objective of incident containment is to:

Accepted Answer

Prevent the incident from spreading to other systems or data.

Answer

Recover lost data and restore system functionality.

Answer

Identify the responsible party and assign blame.

Question 46

Network segmentation is specifically useful for:

Accepted Answer

Isolating an infected system from the rest of the network.

Answer

Identifying vulnerabilities that need to be patched.

Answer

Scanning for and removing malicious software.

Answer

Analyzing log files for suspicious activity.

Question 47

Incident response documentation is valuable because it:

Accepted Answer

Provides a detailed record of actions taken and lessons learned.

Answer

Helps to identify and punish the responsible party.

Answer

Facilitates real-time collaboration among incident response team members.

Question 48

The main purpose of a kill chain analysis is to:

Accepted Answer

Reconstruct the sequence of events involved in a cyber attack.

Answer

Gather digital evidence for forensic investigation.

Answer

Understand the attacker's motives and objectives.

Question 49

Effective incident response communication should:

Accepted Answer

Utilize clear and concise language, avoiding technical jargon.

Answer

Inform all employees, regardless of their role or involvement.

Answer

Relay unverified or incomplete information.

Question 50

The purpose of a post-incident review is to:

Accepted Answer

Identify areas for improvement in incident response processes.

Answer

Collect evidence to support legal action against the attacker.

Answer

Assign blame and determine individual accountability.

Question 51

Threat intelligence sharing is beneficial because it:

Accepted Answer

Enhances awareness of potential threats and vulnerabilities.

Answer

Significantly reduces the costs associated with incident response.

Answer

Eliminates the need for internal security monitoring.