helldown Unknown

Details

Helldown is an aggressive ransomware group first documented in August 2024, known for exploiting Zyxel firewall vulnerabilities to gain initial access and conducting large-scale data exfiltration averaging 70 GB per victim, targeting IT services, telecommunications, manufacturing, and healthcare primarily in the US.

Leak Site

Onion URL: http://onyxcym4mjilrsptk5uo2dhesbwntuban55mvww2olk5ygqafhu3i3yd.onion

Metadata