As a senior cyber threat intelligence analyst, you are tasked with delving into the complex and evolving tactics of MuddyWater, an APT group known for its sophisticated cyber operations. Recently, MuddyWater has been observed refining its custom Command and Control (C2) framework, leveraging PowerShell-based backdoors to infiltrate and exploit telecommunications companies in the Middle East. Your mission is to investigate these developments, understand their methodologies, and identify strategic vulnerabilities.