Advanced persistent threats (APTs) are a type of cyberattack that is typically more sophisticated, targeted, and persistent than other types of attacks. APTs differ from other types of cyberattacks in several key ways:
1. Targeted: APTs are specifically targeted at a particular organization or individual. Attackers invest significant time and resources to gather information about the target and develop a tailored attack strategy. This means that the attack is likely to be more successful in achieving the attacker’s goals.
2. Covert: APTs are designed to remain undetected for as long as possible. Attackers will typically use techniques such as social engineering, spear-phishing, or other means of circumventing traditional security controls to gain access to the target’s network.
3. Persistence: APTs are designed to remain in the target’s network for an extended period, sometimes months or even years. Attackers will use various means to maintain their control, such as hiding their presence, using multiple backdoors, and constantly changing their tactics to avoid detection.
4. Advanced Techniques: APTs often use advanced techniques, such as zero-day exploits, advanced malware or ransomware, and other advanced tactics. Attackers will tailor their attack strategy to the target’s specific security controls and use techniques that are difficult to detect or mitigate.
5. Motive: APTs are typically carried out by well-funded, state-sponsored or criminal groups with specific motives. These motives can include stealing valuable data, disrupting the target’s operations, or espionage.
For example, the Target data breach in 2013 was an example of an APT attack. Attackers stole payment card data from Target’s point-of-sale systems, which had been compromised via a remote access tool used by Target’s HVAC contractor. The attackers remained undetected for months, and the attack was highly targeted and sophisticated, involving multiple stages and tactics to extract the data.
In summary, APTs are typically more complex, targeted, and persistent than other types of cyberattacks. They require a tailored approach that uses advanced techniques to remain undetected and achieve the attacker’s objectives.