Malwarebytes Anti-Malware (Prøveversion) 1.61.0.1400
www.malwarebytes.org
Database version: v2012.06.06.04
Windows XP Service Pack 3 x86 NTFS
Internet Explorer 8.0.6001.18702
TH :: XXX [administrator]
Beskyttelse: Slået til
06-06-2012 15:39:50
mbam-log-2012-06-06 (15-39-50).txt
Skanningstype: Hurtig skanning
Skanningsmuligheder valgt: Hukommelse | Opstart | Registreringsdatabasen | Filsystem | Heuristics/Ekstra | Heuristics/Shuriken | PUP | PUM
Skanningsmuligheder som er deaktiverede: P2P
Objekter skannet: 208873
Tid gået: 6 minut(ter), 1 sekund(er)
Hukommelses Processorer Inficeret: 0
(Ingen skadelige objekter blev fundet)
Hukommelses Moduler Inficeret: 0
(Ingen skadelige objekter blev fundet)
Registreringsdatabasenøgler Inficeret: 0
(Ingen skadelige objekter blev fundet)
Registreringsdatabaseværdier Inficeret: 0
(Ingen skadelige objekter blev fundet)
Registreringsdatabasedata Objekter Inficeret: 0
(Ingen skadelige objekter blev fundet)
Inficerede Mapper: 0
(Ingen skadelige objekter blev fundet)
Inficerede Filer: 0
(Ingen skadelige objekter blev fundet)
(færdig)
aswMBR version 0.9.9.1665 Copyright(c) 2011 AVAST Software
Run date: 2012-06-06 16:06:48
16:06:48.859 OS Version: Windows 5.1.2600 Service Pack 3
16:06:48.859 Number of processors: 2 586 0x2302
16:06:48.859 ComputerName: XXX UserName: TH
16:06:50.140 Initialize success
16:06:51.234 AVAST engine defs: 12060601
16:07:55.000 Disk 0 (boot) \Device\Harddisk0\DR0 → \Device\Scsi\nvgts2Port1Path0Target0Lun0
16:07:55.000 Disk 0 Vendor: ST325082 3.03 Size: 238475MB BusType: 3
16:07:55.015 Disk 0 MBR read successfully
16:07:55.015 Disk 0 MBR scan
16:07:55.062 Disk 0 Windows XP default MBR code
16:07:55.062 Disk 0 Partition 1 80 (A) 07 HPFS/NTFS NTFS 114996 MB offset 63
16:07:55.078 Disk 0 Partition - 00 0F Extended LBA 123468 MB offset 235512900
16:07:55.093 Disk 0 Partition 2 00 07 HPFS/NTFS NTFS 123468 MB offset 235512963
16:07:55.093 Disk 0 scanning sectors +488376000
16:07:55.187 Disk 0 scanning C:\WINDOWS\system32\drivers
16:08:05.500 Service scanning
16:08:17.109 Modules scanning
16:08:23.562 Disk 0 trace - called modules:
16:08:23.578 ntkrnlpa.exe CLASSPNP.SYS disk.sys ACPI.sys hal.dll SCSIPORT.SYS nvgts.sys
16:08:23.578 1 nt!IofCallDriver → \Device\Harddisk0\DR0[0x8ac06a70]
16:08:23.578 3 CLASSPNP.SYS[b8108fd7] → nt!IofCallDriver → \Device\00000069[0x8acbe870]
16:08:23.578 5 ACPI.sys[b7f7f620] → nt!IofCallDriver → \Device\Scsi\nvgts2Port1Path0Target0Lun0[0x8acbe988]
16:08:24.328 AVAST engine scan C:\WINDOWS
16:08:31.578 AVAST engine scan C:\WINDOWS\system32
16:10:22.609 AVAST engine scan C:\WINDOWS\system32\drivers
16:10:35.875 AVAST engine scan C:\Documents and Settings\TH
16:25:19.500 AVAST engine scan C:\Documents and Settings\All Users
16:26:13.328 Scan finished successfully
16:27:40.968 Disk 0 MBR has been saved successfully to “C:\Documents and Settings\TH\Skrivebord\MBR.dat”
16:27:40.984 The log file has been saved successfully to “C:\Documents and Settings\TH\Skrivebord\aswMBR.txt”
Thank you for helping! 
I hope I didnt miss anything I had to do.
As far as I could see nothing was found.
It had installed a “toolbar” in my browser, which I removed as you would normally through “remove a program”, but it still constantly changes my startpage to searchya etc.
I did a file search for searchya and it comes up with a "searchyasrv.exe-051d8966.pf in C:windows\prefetch “PF” file as well as a file called “user” in C:\ which is a “jscript scipt” file.