Malware
FontOnLake
This family utilizes custom modules allowing for remote access, credential harvesting (e.g.
FontOnLake is a Linux malware family.
Background
This family relies on bespoke modules that provide remote access, credential theft (for instance by tampering with sshd), and proxy functionality. A rootkit component is bundled with it as well.
Source: Malpedia (Fraunhofer FKIE).