Troj/Dropper-GF is a Trojan for the Windows platform.
When Troj/Dropper-GF is installed it creates the file <Windows system
folder>\winbrume.dll.
The file winbrume.dll is registered as a COM object and Browser Helper Object
(BHO) for Microsoft Internet Explorer, creating registry entries under:
HKCR\CLSID\{C8F21DFE-B35C-4274-82EC-1E072D09025E}
HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\
{C8F21DFE-B35C-4274-82EC-1E072D09025E}
The file winbrume.dll also sets the following registry entries:
HKLM\SOFTWARE\DBZBHO