Infection fenetres intempestives

Des que j'allume mon PC je suis rapidement envahi des fenetres pub suivantes :

http://ww17.scache.eorezo.com/html/partners/travelbed/tb_securitas.html
http://www.savemysms.fr/ope_100_sms_offerts/?bg=5&ptn=DEFAUT&t2c=a0a1809a5120dffa288749033477bb86348d
http://www.adomos.com/...



Voici le rapport concernant les infection qui polluent mon PC :
merci de me dire comment procéder pour ne plus être envahi, mon antivirus et les differents parametres que j'ai essayé de mettre en route n'ont pour l'instant pas marché



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

Microsoft® Windows Vista(TM) Édition Familiale Basique ( v6.0.6001 ) Service Pack 1
X86-based PC ( Multiprocessor Free : Genuine Intel(R) CPU 575 @ 2.00GHz )
BIOS : InsydeH2O Version V1.04
USER : sand ( Administrator )
BOOT : Normal boot
C:\ (Local Disk) - NTFS - Total:136 Go (Free:84 Go)
D:\ (CD or DVD)

"C:\ToolBar SD" ( MAJ : 22-08-2009|18:42 )
Option : [1] ( 21/04/2010|22:20 )

[ UAC => 1 ]

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

C:\Program Files\Mozilla Firefox\extensions\search@searchsettings.com
C:\Program Files\Mozilla Firefox\extensions\search@searchsettings.com\chrome\CONTENT\searchsettingsplugin.js
C:\Program Files\Mozilla Firefox\extensions\search@searchsettings.com\chrome\CONTENT\searchsettingsplugin.xul
C:\Program Files\Mozilla Firefox\extensions\search@searchsettings.com\chrome\LOCALE\EN-US\searchsettingsplugin.dtd
C:\Program Files\Mozilla Firefox\extensions\search@searchsettings.com\chrome\LOCALE\EN-US\searchsettingsplugin.properties
C:\Program Files\Mozilla Firefox\extensions\search@searchsettings.com\COMPONENTS\SearchSettingsFF.dll

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

[HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\Main]
"Start Page"="https://www.google.fr/?gws_rd=ssl"
"Default_Page_URL"="http://homepage.packardbell.com/rdr.aspx?b=ACPW&l=040c&s=2&o=vb32&d=0509&m=easynote_lj65"
"Local Page"="C:\\Windows\\system32\\blank.htm"
"Search Page"="https://www.bing.com/?toHttps=1&redig=5FC791212101479BAFBE1A679848B1AF"
"Url"="https://www.msn.com/fr-fr/actualite/"

[HKEY_LOCAL_MACHINE\Software\Microsoft\Internet Explorer\Main]
"Start Page"="http://homepage.packardbell.com/rdr.aspx?b=ACPW&l=040c&s=2&o=vb32&d=0509&m=easynote_lj65"
"Default_Page_URL"="http://homepage.packardbell.com/rdr.aspx?b=ACPW&l=040c&s=2&o=vb32&d=0509&m=easynote_lj65"
"Default_Search_URL"="https://www.bing.com/?toHttps=1&redig=5FC791212101479BAFBE1A679848B1AF"
"Search Page"="https://www.bing.com/?toHttps=1&redig=5FC791212101479BAFBE1A679848B1AF"


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


Aucune autre infection trouvée !

[ UAC => 1 ]


1 - "C:\ToolBar SD\TB_1.txt" - 21/04/2010|22:20 - Option : [1]

-----------\\ Fin du rapport a 22:20:54,56