choco install netcat-gui --version=13
The software referred to as is a graphical user interface implementation of the classic "Netcat" (nc) network utility. It is widely used in the PlayStation homebrew community for sending payloads to consoles. Core Functionality netcat gui v13 link
The "ghost" wasn't external. It was a dormant rootkit living in the HVAC control system, siphoning data out through a covert channel. netcat gui v13 link
: Often cited as a professional alternative for those needing a sophisticated UI and scripting for TCP connections. Download and Security Note netcat gui v13 link