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Intrusion Detection and Activity Groups

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Questions and Answers

What is the main purpose of defining a new Activity Group?

To focus on attribution of intrusions

To track how intrusions are carried out (correct)

To prioritize the Adversary vertices

To change the mathematical formula in the paper

Why is it emphasized that Activity Groups are not about attribution?

To encourage defenders to solely prioritize Infrastructure and Victim vertices

To avoid carrying too much analytical baggage related to Threat Actors (correct)

To make it difficult for defenders to track threats

To promote false flag operations by adversaries

What would be disrupted if another adversary pretends to be another adversary (false flag)?

The priority given to Adversary vertices

The concept of Activity Groups

The mathematical formula for defining Activity Groups

The tracking of how intrusions are done (correct)

Why are defenders told to defend against Activity Groups rather than Threat Actors?

To simplify the defense strategy for defenders (B) Signup and view all the answers

What is the focus of threat intelligence?

The figurative fingerprint left by adversaries (C) Signup and view all the answers

How are targets and victims defined in the context of cyber threats?

Targets are the ultimate goal of the adversary, while victims are anything compromised along the way (B) Signup and view all the answers

What do Tactics, Techniques, and Procedures (TTPs) represent in the context of adversary activity?

High-level methods to achieve a goal, steps to achieve that goal, and granular steps describing the steps taken in achieving the goal (C) Signup and view all the answers

What is the difference between targets and victims in a cyber threat context?

Targets are the ultimate goal of the adversary, while victims are anything compromised along the way (A) Signup and view all the answers

What do most people mean when they refer to signatures in the security industry?

Indicators of potential threats (B) Signup and view all the answers

In the context of security, what does behavioral analytics aim to identify?

Behaviors exhibited by threats (A) Signup and view all the answers

What is an example of a simple behavioral analytic mentioned in the text?

Files dropping into the TEMP directory and elevating privileges (D) Signup and view all the answers

How should indicators and past events be leveraged according to the text?

To think about the behaviors exhibited (A) Signup and view all the answers