Weekly Challenge: Malware in a Haystack
This challenge will have you hunting for evidence of persistence, a tactic that threat actors commonly use to maintain a foothold within a compromised environment. The goal is to find the needle in the haystack to determine abnormal versus normal system behavior.
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Module 1: Hunt Evidence of Persistence
Blue Team POV: Registry Analysis
In this weekly challenge, you will be hunting for evidence of persistence, which allows attackers to keep discrete long-term access to systems regardless of system restarts or credential changes. This challenge aims to showcase the impact of threat actor tactics by putting on the shoes of an analyst sifting through numerous amounts of data to find evidence of malicious activities.
Who is this for:
Early career to mid practitioners. This challenge may be difficult for individuals new to cybersecurity, but the difficulty rating on this challenge is relatively low. We encourage using any internet resources and community/colleague assistance in completing the challenge.
Are write-ups permitted?
Yes, write-ups are permitted; please do not post answers directly. All write-ups should include a link to Cybrary and the Cybrary Course.
What resources are available to help solve this challenge?:
Online search, community, colleagues, or fellow practitioners.

Marc Balingit
Security Researcher - Incident Response


Complete this entire course to earn a Weekly Challenge: Malware in a Haystack Certificate of Completion