Hello, Welcome to BleepingComputer.
I'm nasdaq and will be helping you.If you can please print this topic
it will make it easier for you to follow the instructions and complete all of the necessary steps.
Run this in the recovery console if you must.
Open notepad (Start =>All Programs => Accessories => Notepad). Please copy the entire contents of the code box below.
HKLM-x32\...\Run:  => [X]
HKU\Paul\...\Winlogon: [Shell] C:\Windows\Explorer.exe [2870272 2011-02-25] (Microsoft Corporation) <==== ATTENTION
Save the files as fixlist.txt
into the same folder as FRST
and click Fix
only once and wait.
Restart the computer normally to reset the registry.
The tool will create a log (Fixlog.txt) please post it to your reply.
You should now be able to start the computer in normal mode.
Run the FRST tool normally one more time and post a fresh log for my review.