Challenge: Buttercup Get-Help

Threat actors commonly use file types in creative ways. As a CTF player, you must discover a mysterious file artifact and investigate its hidden treasure!

Course Content

Course Description

In this challenge, you will operate in an investigative capacity to reveal what is hidden in a mysterious artifact.

> 1. [How to crack Zip passwords]( > 2. [How to decompile CHM help files]( > 3. [Microsoft PowerShell deserialization document]( > 4. [Microsoft PowerShell encryption document]( > 5. Protip: . .\myScript leaves variables open in poweshell ISE

![CySeeker Peculiar](//

Who is this for?

> Intermediate to advance career practitioners. Individuals new to cybersecurity may struggle to complete this as it involves some advanced security concepts. We encourage the use of any internet resources, community/colleague assistance in completion of the challenge.

What resources are available to help solve this challenge?

> Online search, Discord community, colleagues or fellow practitioners.

Are write ups permitted?

> Yes, write ups are permitted; however, please do not post answers directly. All write ups should include an appropriate link back to Cybrary and the Cybrary Course.

This course is part of a Career Path:
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Instructed by

Master Instructor
Matthew Mullins

Matt has led multiple Red Team engagements, ranging from a few weeks to a year and covering multiple security domains. Outside of Red Teaming, Matt is also a seasoned penetration tester with interests in: AppSec, OSINT, Hardware, Wifi, Social Engineering, and Physical Security. Matt has a Master's degree in Information Assurance and an exhaustive number of certifications ranging from frameworks, management, and hands-on hacking. Matt is a Technical SME at Cybrary, focusing on Adversarial Emulation and Red Teaming for course content.

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Certification Body
Certificate of Completion

Complete this entire course to earn a Challenge: Buttercup Get-Help Certificate of Completion