Iran-Linked MuddyWater Deploys Phoenix v4 Backdoor via Compromised Emails and NordVPN Exit Node Cyber Security Malware Iran-Linked MuddyWater Deploys Phoenix v4 Backdoor via Compromised Emails and NordVPN Exit Node Ddos October 23, 2025 Read More Read more about Iran-Linked MuddyWater Deploys Phoenix v4 Backdoor via Compromised Emails and NordVPN Exit Node