There's a good chance that aqadcup.exe is spyware or adware. After backing up your system, you should remove this file. It's a good idea to scan your PC to be sure of the file's exact status.

aqadcup has been linked to Backdoor.Agent.bg, which is a known form of malware. You should clean your system as soon as possible. Since viruses can have the same name as legitimate files, it's important that you backup your drive before removing any of your files. To be sure that you are not removing essential files, use Computer Associates' free scan of your PC.

If aqadcup.exe has been found on your PC, there is a good chance that there is more spyware that hasn't been found yet. Get a free scan of your computer by clicking here.

bcmntray.exe is probably an important, normal file on your PC. It has been associated with Broadcom Network Adapter Wireless Network Tray Applet, and is probably not spyware or other malware. Please remember, spyware and viruses sometimes pretend to be legitimate files, so you should use this free tool to make sure you aren't leaving dangerous programs running on your PC.

accagnt.exe is associated with AOL Computer Check-Up, and is not known to be harmful to your PC. Since Spyware and viruses sometimes have the same name as legitimate files, it is a good idea to scan your system to be sure. You can scan your PC for free here.