The primary executable is named DpRegApp.exe.
When installed, it will add a context menu handler to the Windows shell in order to provide quick access to the program. A scheduled task is added to Windows Task Scheduler in order to launch the program at various scheduled times (the schedule varies depending on the version). It adds a Browser Helper Object (BHO) to Internet Explorer. Delaying the start of this service is possible through the service manager.
It adds a background controller service that is set to automatically run. Manually stopping the service has been seen to cause the program to stop functing properly. Upon being installed, the software adds a Windows Service which is designed to run continuously in the background. During setup, the program creates a startup registration point in Windows in order to automatically start when any user boots the PC.
The most common release is, with over 98% of all installations currently using this version.