RAT
Imminent Monitor RAT
MITRE describes Imminent Monitor as a commodity remote access tool (RAT) offered for sale from 2012 until 2019, when an operation was conducted to take down the Imminent Monitor infrastructure.
Imminent Monitor RAT is a Windows rat operated by APT-C-36.
Background
MITRE characterizes Imminent Monitor as a commodity remote access tool (RAT) sold from 2012 through 2019, the year a coordinated operation dismantled the Imminent Monitor infrastructure. Despite the takedown, assorted cracked builds and variants of the RAT remain in circulation.
Source: Malpedia (Fraunhofer FKIE).