Problème de virus

Bonjour, je viens de passer l'orinateur avec TOOLBAR. Voici le rapport reçu. Quelqu'un pourrait il me dire les problèmes que j'ai car je peux plus installer d'antivirus

-----------\\ ToolBar S&D 1.2.9 XP/Vista

Microsoft® Windows Vista™ Édition Familiale Basique ( v6.0.6002 ) Service Pack 2
X86-based PC ( Multiprocessor Free : Pentium(R) Dual-Core CPU E5200 @ 2.50GHz )
BIOS : Default System BIOS
USER : hervé ( Administrator )
BOOT : Normal boot
C:\ (Local Disk) - NTFS - Total:583 Go (Free:438 Go)
D:\ (CD or DVD)
E:\ (USB)
F:\ (USB)
G:\ (USB)
H:\ (USB)
I:\ (USB)

"C:\ToolBar SD" ( MAJ : 22-08-2009|18:42 )
Option : [1] ( 03/11/2009|19:21 )

[ UAC => 0 ]

-----------\\ Recherche de Fichiers / Dossiers ...

-----------\\ [..\Internet Explorer\Main]

[HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\Main]
"Start Page"="http://y.lo.st"
"Default_Page_URL"="http://homepage.packardbell.com/rdr.aspx?b=ACPW&l=040c&s=1&o=vb32&d=0609&m=imedia_d4523_fr"
"Local Page"="C:\\Windows\\system32\\blank.htm"
"Search Page"="http://www.durable.com/recherche"
"Search Bar"="http://www.google.com/toolbar/ie8/sidebar.html"
"Start Page Redirect Cache"="https://www.msn.com/fr-fr?ocid=iehp"
"Default_Search_URL"="http://www.durable.com/recherche"
"SearchMigratedDefaultURL"="http://www.durable.com/...{searchTerms}"
"Url"="https://www.msn.com/fr-fr/actualite/"

[HKEY_LOCAL_MACHINE\Software\Microsoft\Internet Explorer\Main]
"Start Page"="http://www.durable.com/recherche"
"Default_Page_URL"="http://homepage.packardbell.com/rdr.aspx?b=ACPW&l=040c&s=1&o=vb32&d=0609&m=imedia_d4523_fr"
"Default_Search_URL"="https://www.bing.com/?toHttps=1&redig=5FC791212101479BAFBE1A679848B1AF"
"Search Page"="http://www.durable.com/recherche"
"Local Page"="C:\\Windows\\System32\\blank.htm"

--------------------\\ Recherche d'autres infections

C:\Users\HERV~1\AppData\Local\amydwj.bat
C:\Users\HERV~1\AppData\Local\amydwj.dat
C:\Users\HERV~1\AppData\Local\amydwj.exe
C:\Users\HERV~1\AppData\Local\amydwj_nav.dat
C:\Users\HERV~1\AppData\Local\amydwj_navps.dat
C:\Users\HERV~1\AppData\Local\dzotjx.bat
C:\Users\HERV~1\AppData\Local\dzotjx.dat
C:\Users\HERV~1\AppData\Local\dzotjx.exe
C:\Users\HERV~1\AppData\Local\dzotjx_nav.dat
C:\Users\HERV~1\AppData\Local\dzotjx_navps.dat
C:\Users\HERV~1\AppData\Local\jmpruil.bat
C:\Users\HERV~1\AppData\Local\jmpruil.dat
C:\Users\HERV~1\AppData\Local\jmpruil_nav.dat
C:\Users\HERV~1\AppData\Local\jmpruil_navps.dat
C:\Users\HERV~1\AppData\Local\quxsv.bat
C:\Users\HERV~1\AppData\Local\quxsv.dat
C:\Users\HERV~1\AppData\Local\quxsv_nav.dat
C:\Users\HERV~1\AppData\Local\quxsv_navps.dat
[b]==> EGDACCESS <==/b

C:\Windows\system32\ban_list.txt
[b]==> BAGLE <==/b

--------------------\\ ROOTKIT !!

Rootkit Bagle ! .. [HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Enum\Root\LEGACY_SROSA]
Rootkit Bagle ! .. [HKEY_LOCAL_MACHINE\SYSTEM\ControlSet007\Enum\Root\LEGACY_SROSA]
Rootkit Bagle ! .. [HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Enum\Root\LEGACY_SROSA]

--------------------\\ Cracks & Keygens ..

C:\Users\HERV~1\AppData\Roaming\Microsoft\Windows\Recent\CALL OF DUTY 5 - WORLD AT WAR (pc) - FR - crack simplifi‚ + patch 1.1 - by TEKNOMADE.lnk

[ UAC => 1 ]

1 - "C:\ToolBar SD\TB_1.txt" - 03/11/2009|19:21 - Option : [1]

-----------\\ Fin du rapport a 19:21:47,64