PC qui rame

Bonjour,

Depuis ce matin, galère sur mon PC qui rame à n'en plus pouvoir.
J'ai essayé pas mal de petits trucs, mais n'y connaissant pas grand chose je demande de l'aide. J'ai lancé Rogue Killer qui m'a transmis le rapport ci-dessous.
Est-ce que qqun peut me venir en aide.

RogueKiller V2.6.0 by Tigzy
contact at www.sur-la-toile.com
mail: tigzy44<at>hotmail<dot>fr
Remontées: https://www.luanagames.com/index.fr.html

Operating System: Windows 7 (6.1.7600 ) version 32 bits
Mode: Scan -- Time : 11/11/2010 14:36:59

Bad processes:
Killed 59231553.exe

Found:
\...\RUNONCE\ 59231553 : "C:\Users\Roy\AppData\Local\59231553.exe" 8 30

Finished

RogueKiller V2.6.0 by Tigzy
contact at www.sur-la-toile.com
mail: tigzy44<at>hotmail<dot>fr
Remontées: https://www.luanagames.com/index.fr.html

Operating System: Windows 7 (6.1.7600 ) version 32 bits
Mode: Scan -- Time : 23/11/2011 22:27:10

Bad processes:

Found:

Finished

RogueKiller V2.6.0 by Tigzy
contact at www.sur-la-toile.com
mail: tigzy44<at>hotmail<dot>fr
Remontées: https://www.luanagames.com/index.fr.html

Operating System: Windows 7 (6.1.7600 ) version 32 bits
Mode: Scan -- Time : 23/11/2011 22:43:28

Bad processes:

Found:

Finished

RogueKiller V2.6.0 by Tigzy
contact at www.sur-la-toile.com
mail: tigzy44<at>hotmail<dot>fr
Remontées: https://www.luanagames.com/index.fr.html

Operating System: Windows 7 (6.1.7600 ) version 32 bits
Mode: Scan -- Time : 23/11/2011 22:50:37

Bad processes:
Killed c:\users\roy\desktop\avg_free_stb_all_2011_1170_upgrade.exe
Killed c:\users\roy\appdata\local\temp\7zs37f2.tmp\avgmfapx.exe

Found:

Finished

RogueKiller V2.6.0 by Tigzy
contact at www.sur-la-toile.com
mail: tigzy44<at>hotmail<dot>fr
Remontées: https://www.luanagames.com/index.fr.html

Operating System: Windows 7 (6.1.7600 ) version 32 bits
Mode: Scan -- Time : 23/11/2011 22:55:59

Bad processes:

Found:

Finished