Malware
BLUEHAZE
Mandiant associates this with UNC4191, this malware is a launcher for NCAT to establish a reverse tunnel.
BLUEHAZE is a Windows malware family.
Background
Attributed by Mandiant to UNC4191, this malware acts as a launcher for NCAT in order to set up a reverse tunnel.
Source: Malpedia (Fraunhofer FKIE).