Troj/GrayBrd-B is a Trojan for the Windows platform.
Troj/GrayBrd-B includes functionality to access the internet and communicate with a remote server via HTTP.
When first run Troj/GrayBrd-B copies itself to <Windows folder>\Administrator.exe.
The file Administrator.exe is registered as a new system driver service named "Administrator", with a display name of "Administrator" and a startup type of automatic, so that it is started automatically during system startup. Registry entries are created under:
HKLM\SYSTEM\CurrentControlSet\Services\Administrator\