RAT
CRAT
According to Cisco Talos, CRAT is a remote access trojan with plugin capabilites, used by Lazarus since at least May 2020.
CRAT is a Windows rat operated by Lazarus Group.
Background
Cisco Talos reports that CRAT is a remote access trojan featuring plugin capabilities, leveraged by Lazarus since no later than May 2020.
Source: Malpedia (Fraunhofer FKIE).