Your system is through a variety of errors. Things are starting as they should. I'm not seeing any malware, so let's see if we can kick start the operating system.
Download Windows Repair (All in One) from this site
Install the program then run it.
NOTE 1. In Windows Vista, 7 and 8 right click on the program, click "Run As Administrator".
NOTE 2. Disable your antivirus program before running Windows Repair.
Go to Step 2 and allow it to run CheckDisk by clicking on Do It button:
Once that is done then go to Step 3 and allow it to run System File Check by clicking on Do It button:
Go to Step 4 and under "System Restore" click on Create button:
Go to Start Repairs tab and click Start button.
Leave all checkmarks as they're.
NOTE for Windows 8 users. Reset Registry Permissions is NOT checked by design.
Click on Start button.
Post Windows Repair log (_windows_repair_log.txt) which is located in the following folder:
64-bit systems - C:\Program Files (x86)\Tweaking.com\Windows Repair (All in One)\Logs
32-bit systems - C:\Program Files\Tweaking.com\Windows Repair (All in One)\Logs