CTF Writeup: PowerShell Kelogger

You are a malware analyst investigating a suspected PowerShell malware sample. The malware is designed to establish a connection with a remote server, execute various commands, and potentially exfiltrate data. Your goal is to analyze the malware’s functionality and determine its capabilities.. I’ve not used letsdefend before. A few years ago I looked at the various infosec learning platforms and decided to settle on TryHackMe. In my recent posts I’ve branched out to CyberDefenders, and today I’ll be trying out the PowerShell Keylogger challenge. ...

November 20, 2025 · 15 min · 3153 words · Ligniform