Troj/Dloader-NR is a Windows Trojan downloader that when run attempts to silently download a file from a remote website to the location <Temp folder>\ab62f1.exe and run it.
The Trojan also creates the following registry entry:
HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion
dmix
<random value>
Troj/Dloader-NR may also attempt to create the following registry entry:
HKLM\Software\Microsoft\Windows\CurrentVersion\Run
avirex