Troj/Dloadr-BQG is a Trojan for the Windows platform.
When first run Troj/Dloadr-BQG copies itself to <Windows>\winlogon.exe and creates the file <System>\mswinsck.ocx.
The following registry entry is changed to run Troj/Dloadr-BQG on startup:
HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon
Shell
Explorer.exe <Windows>\winlogon.exe
The following registry entry is set, affecting internet security:
HKLM\SYSTEM\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List
<Windows>\winlogon.exe
<Windows>\winlogon.exe