Question 1mediummultiple choice
Full question →mediummultiple choiceObjective-mapped
A security analyst discovers that an attacker maintained persistent access to a corporate network for six months, moving laterally between systems and exfiltrating sensitive data. The attacker used custom malware that evaded antivirus and established multiple backdoors. Which of the following best describes this type of threat actor and their campaign?
Answer choices
Why each option matters
Good practice is not just finding the correct option. The wrong answers often show the exact trap the exam wants you to fall into.
A
Distractor review
Insider threat
While insider threats can cause long‑term damage, they originate from individuals with legitimate access (e.g., employees or contractors). The scenario describes an external attacker moving laterally, not an insider abusing granted privileges. Therefore, this option is incorrect.
B
Best answer
Advanced persistent threat (APT)
APT correctly describes a threat actor that establishes a long‑term presence, uses custom malware, and conducts lateral movement and data exfiltration—all of which are present in the scenario. APTs are designed to remain undetected while achieving strategic goals over months or years.
C
Distractor review
Zero‑day exploit
A zero‑day exploit refers to an attack that takes advantage of an unknown vulnerability before a patch is available. While an APT might use a zero‑day exploit as part of its toolkit, the scenario describes the overall campaign (persistence, lateral movement, exfiltration), not a single exploit. Thus, this option is too narrow.
D
Distractor review
Denial of service (DoS) attack
A DoS attack aims to disrupt service by overwhelming a system with traffic, making resources unavailable. The scenario involves stealthy data theft and long‑term access, not service disruption. Therefore, this option does not apply.
Common exam trap
Common exam trap: NAT rules depend on direction and matching traffic
NAT is not only about the public address. The inside/outside interface roles and the ACL or rule that matches traffic are just as important.
Technical deep dive
How to think about this question
NAT questions usually test address translation, overload/PAT behaviour, static mappings and whether the right traffic is being translated. Read the interface direction and address terms carefully.
KKey Concepts to Remember
- Static NAT maps one inside address to one outside address.
- PAT allows many inside hosts to share one public address using ports.
- Inside local and inside global describe the private and translated addresses.
- NAT ACLs identify traffic for translation, not always security filtering.
TExam Day Tips
- Identify inside and outside interfaces first.
- Check whether the scenario needs static NAT, dynamic NAT or PAT.
- Do not confuse NAT matching ACLs with normal packet-filtering intent.
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More questions from this exam
Keep practising from the same exam bank, or move into a focused topic page if this question exposed a weak area.
Question 1
A laptop is suspected of being used in a malware incident. It is still powered on and connected to Wi-Fi. What should the responder do before shutting it down?
Question 2
An employee reports a ransomware note on a file server. The server is still powered on, shares are still being accessed, and management wants service restored as quickly as possible. What should the incident response team do first?
Question 3
An employee reports a ransomware note on a finance laptop. The laptop is still powered on, connected to Wi-Fi, and the user says they were just working in a spreadsheet. Management wants the fastest safe response that also preserves evidence. What should the responder do first?
Question 4
You are handed a company laptop suspected in an insider theft case. Legal says the evidence may be needed in court. Which action best preserves admissibility?
Question 5
A developer wants to reduce the risk of SQL injection in a new customer search form. Which two changes are the best mitigations? Select two.
Question 6
A branch office uses a flat LAN, and a compromise on one user workstation could spread quickly to finance systems. Management wants finance workstations isolated from general users, but finance staff still need access to a central finance application and network printer. What is the best design change?
FAQ
Questions learners often ask
What does this SY0-701 question test?
Static NAT maps one inside address to one outside address.
What is the correct answer to this question?
The correct answer is: Advanced persistent threat (APT) — The scenario describes a prolonged, targeted attack using sophisticated techniques to avoid detection and achieve specific objectives. This is the hallmark of an advanced persistent threat (APT), which is typically conducted by well-resourced groups such as nation-state actors or organized cybercriminal teams. APTs are characterized by their stealth, persistence, and focus on data exfiltration or espionage over an extended period. The correct choice is APT because it directly matches these traits.
What should I do if I get this SY0-701 question wrong?
Then try more questions from the same exam bank and focus on understanding why the wrong options are tempting.
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