RServer3.exe
RAdmin is a remote monitoring and management (RMM) tool. LOLRMM
Program on Windows LOLRMM RAdmin
A file of RAdmin
LOLRMM lists a file named RServer3.exe as RAdmin’s.
Its sitehttps://www.radmin.com/
From LOLRMM (Apache 2.0), which lists the remote management tools intruders are known to use as well as administrators. It goes by the file’s name.