NvBackend.exe Ungültiges Bild

Fix result of Farbar Recovery Scan Tool (x64) Version:24-06-2015
Ran by admin at 2015-06-29 17:21:07 Run:4
Running from C:\Users\admin\Desktop
Loaded Profiles: admin (Available Profiles: admin & Administrator)
Boot Mode: Normal
==============================================

fixlist content:
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HKLM\...\Run: [NvBackend] => C:\Program Files (x86)\NVIDIA Corporation\Update Core\NvBackend.exe [2673296 2015-03-28] (NVIDIA Corporation)
Task: {2837587A-F0A5-48E1-9AD2-5D764387031C} - System32\Tasks\{3C7045C7-B4F9-410D-B94F-AE25B111302D} => pcalua.exe -a C:\Users\admin\Downloads\trilogyi.exe -d C:\Users\admin\Downloads
Task: {FA3F4B31-85A4-4EC3-88B2-C596EA7F5347} - System32\Tasks\Unknevna => C:\ProgramData\Unknevna\1.0.1.0\eiiuhimu.exe
C:\ProgramData\Unknevna
Task: C:\Windows\Tasks\IVRaAuPZ53HmhODfZcM.job => C:\Users\admin\AppData\Roaming\IVRaAuPZ53HmhODfZcM.exe <==== ATTENTION
C:\Users\admin\AppData\Roaming\IVRaAuPZ53HmhODfZcM.exe
Hosts:
Emptytemp:
         
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HKLM\Software\Microsoft\Windows\CurrentVersion\Run\\NvBackend => value not found.
HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Schedule\TaskCache\Tasks\{2837587A-F0A5-48E1-9AD2-5D764387031C} => key not found. 
C:\Windows\System32\Tasks\{3C7045C7-B4F9-410D-B94F-AE25B111302D} not found.
HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Schedule\TaskCache\Tree\{3C7045C7-B4F9-410D-B94F-AE25B111302D} => key not found. 
HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Schedule\TaskCache\Tasks\{FA3F4B31-85A4-4EC3-88B2-C596EA7F5347} => key not found. 
C:\Windows\System32\Tasks\Unknevna not found.
HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Schedule\TaskCache\Tree\Unknevna => key not found. 
"C:\ProgramData\Unknevna" => File/Folder not found.
C:\Windows\Tasks\IVRaAuPZ53HmhODfZcM.job not found.
"C:\Users\admin\AppData\Roaming\IVRaAuPZ53HmhODfZcM.exe" => File/Folder not found.
C:\Windows\System32\Drivers\etc\hosts => moved successfully.
Hosts restored successfully.
EmptyTemp: => 154.6 MB temporary data Removed.


The system needed a reboot.. 

==== End of Fixlog 17:21:26 ====