OK lets see if we can resolve this
Warning This fix is only relevant for this system and no other, using on another computer may cause problems
Be advised that when the fix commences it will shut down all running processes and you may lose the desktop and icons, they will return on reboot
Run OTL
[*]Under the Custom Scans/Fixes box at the bottom, paste in the following
https://dl.dropbox.com/u/73555776/OTL_Fix.GIF
:Commands
[CREATERESTOREPOINT]
:OTL
SRV - [2013/07/09 09:51:52 | 000,148,000 | ---- | M] (DealPly Technologies Ltd) [Disabled | Stopped] -- C:\Program Files (x86)\DealPlyLive\Update\DealPlyLive.exe -- (dealplylivem)
SRV - [2013/07/09 09:51:52 | 000,148,000 | ---- | M] (DealPly Technologies Ltd) [Disabled | Stopped] -- C:\Program Files (x86)\DealPlyLive\Update\DealPlyLive.exe -- (dealplylive)
[2013/07/09 09:51:50 | 000,000,000 | ---D | M] (DealPly Shopping) -- C:\Users\Usuari\AppData\Roaming\mozilla\Firefox\Profiles\4gukxw3s.default\extensions\{906000a4-88d9-4d52-b209-7a772970d91f}
[2013/07/09 09:51:54 | 000,000,000 | ---D | C] -- C:\Users\Usuari\AppData\Local\DealPlyLive
[2013/07/09 09:51:54 | 000,000,000 | ---D | C] -- C:\ProgramData\DealPlyLive
[2013/07/09 09:51:54 | 000,000,000 | ---D | C] -- C:\Program Files (x86)\DealPlyLive
[2013/07/09 09:50:41 | 000,000,000 | ---D | C] -- C:\Users\Usuari\AppData\Roaming\igdhbblpcellaljokkpfhcjlagemhgjl
[2013/07/09 09:39:37 | 000,000,000 | ---D | C] -- C:\Users\Usuari\Desktop\DownLite Downloads
[2013/07/09 09:39:36 | 000,000,000 | ---D | C] -- C:\Users\Usuari\AppData\Roaming\DownLite
[2013/07/09 09:39:05 | 000,000,000 | ---D | C] -- C:\Users\Usuari\AppData\Local\hosts
[2013/07/09 09:39:36 | 000,000,000 | ---D | M] -- C:\Users\Usuari\AppData\Roaming\DownLite
[2013/07/09 19:24:12 | 000,000,000 | ---D | M] -- C:\Users\Usuari\AppData\Roaming\igdhbblpcellaljokkpfhcjlagemhgjl
:Files
C:\Windows\Installer\{e3c7e65a-f3d7-4449-ffd6-97f418d3e539}
:Commands
[resethosts]
[emptytemp]
[Reboot]
[*]Then click the Run Fix button at the top
[*]Let the program run unhindered, reboot the PC when it is done
[*]Open OTL again and click the Quick Scan button. Post the log it produces in your next reply.
THEN
Download this MS troubleshooter and run http://go.microsoft.com/?linkid=9830262
Are you able to update windows now ?