There is no malware on your PC, but there is a possibility that Avast and Panda Internet Security interfere with one another…so we’re going to remove Panda and see what is happening…
Open notepad.
[*]Click Start
[*] Type notepad.exe in the search programs and files box and click Enter.
[] A blank Notepad page should open.
[] Copy/Paste the contents of the code box below into Notepad.
S3 PSKMAD; C:\Windows\System32\DRIVERS\PSKMAD.sys [47632 2013-04-28] (Panda Security, S.L.)
C:\Windows\System32\DRIVERS\PSKMAD.sys
2013-12-04 00:03 - 2013-12-04 00:03 - 00001284 _____ C:\Users\Public\Desktop\Panda Cloud Cleaner.lnk
2013-12-04 00:03 - 2013-12-04 00:03 - 00000000 ____D C:\Program Files (x86)\Panda Security
C:\Users\TECN_FED\Downloads\PandaCloudCleaner.exe
[*] Save it to your USB flashdrive as fixlist.txt
Boot into Recovery Environment
Start FRST in a similar manner to when you ran a scan earlier, but this time when it opens …
[*] Press the Fix button once and wait.
[*] FRST will process fixlist.txt
[*] When finished, it will produce a log fixlog.txt on your USB flashdrive.
Exit out of Recovery Environment and post me the log please.
Try to boot Windows normally…