Hi,

Run HijackThis and place a check beside each of the following. Detete all entries:

O2 - BHO: (no name) - {54ae9386-48a5-445a-b4d2-2abd1ab820e0} - C:\WINDOWS\system32\efsomn.dll (file missing)
O3 - Toolbar: etlrlws - {F6960268-5DC1-40B2-A236-F380F3329D7B} - C:\WINDOWS\etlrlws.dll (file missing)
O20 - Winlogon Notify: efsomn - efsomn.dll (file missing)
O21 - SSODL: bokpkov - {44211AC0-BB5F-49F3-BD0E-B359FD45A1DD} - C:\WINDOWS\bokpkov.dll
O21 - SSODL: altvxvm - {516941C7-178B-4A05-8652-C2561CB0E290} - C:\WINDOWS\altvxvm.dll
O24 - Desktop Component 0: Privacy Protection - file:///C:\WINDOWS\privacy_danger\index.htm

Run Spybot S&D, download Updates including Beta. Run scan.

Delete files:
C:\WINDOWS\bokpkov.dll
C:\WINDOWS\altvxvm.dll

Delete folder:
C:\WINDOWS\privacy_danger

Download RootAlyzer, unzip, run a deep scan:
http://www.spybotupdates.com/files/rootalyz.zip

Run a full scan with an antivirus software on all your drives.

Kind regards,
roberto.