FIXa le seguenti righe...
R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Search Page = res://C:\WINNT\oaxez.dll/sp.html#96676
R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page = res://oaxez.dll/index.html#96676
R0 - HKLM\Software\Microsoft\Internet Explorer\Main,Start Page = res://oaxez.dll/index.html#96676
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Search Page = res://C:\WINNT\oaxez.dll/sp.html#96676
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Default_Page_URL = res://oaxez.dll/index.html#96676
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Default_Search_URL = res://C:\WINNT\oaxez.dll/sp.html#96676
ammesso che tu non sappia cosa siano precisamente anche
O2 - BHO: (no name) - {01F55227-6A5D-98CB-D7B3-05E88F55BDDA} - C:\WINNT\system32\d3qv32.dll
O4 - HKLM\..\Run: [javapc.exe] C:\WINNT\system32\javapc.exe
poi
O4 - HKLM\..\Run: [stcinstaller] c:\installer\id53.exe
O4 - HKCU\..\Run: [System Update4] c:\docume~1\sistem~1\datiap~1\svchost.exe
O16 - DPF: {11111111-1111-1111-1111-111111111111} - mhtml:file://C:NXSFT.MHT!
http://66.117.38.54:80/iex/ofile.ex...80/dexIT530.exe
O16 - DPF: {11111111-1111-1111-1111-111111111123} - file://c:\Recycled\1.exe
fixa riavvia in modalità provvisoria e tenta di eliminare
C:\WINNT\oaxez.dll
riavvia e riposta il log nuovo