sorry for not getting back to you sooner was away for a few days. i done as you said and deleted the lines. ran a hjt log and all the hosts were gone but when i rebooted and ran hjt again they were back.
Logfile of HijackThis v1.99.1
Scan saved at 14:54:43, on 29/10/2007
Platform: Windows 2000 SP4 (WinNT 5.00.2195)
MSIE: Internet Explorer v5.00 SP4 (5.00.2920.0000)
Running processes:
C:\WINNT\System32\smss.exe
C:\WINNT\system32\winlogon.exe
C:\WINNT\system32\services.exe
C:\WINNT\system32\lsass.exe
C:\WINNT\system32\svchost.exe
C:\WINNT\system32\spoolsv.exe
C:\WINNT\System32\svchost.exe
C:\Program Files\Norton AntiVirus\navapsvc.exe
C:\Program Files\Norton Internet Security\NISUM.EXE
C:\WINNT\system32\regsvc.exe
C:\WINNT\system32\MSTask.exe
C:\Program Files\Norton Internet Security\SymProxySvc.exe
C:\WINNT\System32\WBEM\WinMgmt.exe
C:\WINNT\system32\svchost.exe
C:\Program Files\Common Files\Softwin\BitDefender Communicator\xcommsvr.exe
C:\WINNT\Explorer.EXE
C:\Program Files\Common Files\Softwin\BitDefender Update Service\livesrv.exe
C:\Program Files\Norton Internet Security\NISSERV.EXE
C:\Program Files\Common Files\Softwin\BitDefender Scan Server\bdss.exe
C:\Program Files\Norton Internet Security\IAMAPP.EXE
C:\PROGRA~1\NORTON~1\navapw32.exe
C:\Program Files\iTunes\iTunesHelper.exe
C:\WINNT\system32\carpserv.exe
C:\Program Files\QuickTime\qttask.exe
C:\Program Files\Internet Explorer\iexplore.exe
C:\Program Files\Softwin\BitDefender10\bdagent.exe
C:\WINNT\system32\internat.exe
C:\Program Files\Microsoft Office\Office\OSA.EXE
C:\Program Files\Norton Internet Security\ATRACK.EXE
C:\WINNT\system32\ntvdm.exe
C:\Program Files\iPod\bin\iPodService.exe
C:\Program Files\internet explorer\iexplore.exe
C:\Program Files\Hijackthis\HijackThis.exe
R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page =
http://www.eircom.net/
R1 - HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings,ProxyServer = ftp=localhost:8081
O1 - Hosts: 82.146.60.44 postbank.de
O1 - Hosts: 82.146.60.44 www.postbank.de
O1 - Hosts: 82.146.60.44 banking.postbank.de
O1 - Hosts: 82.146.60.44 direkt.postbank.de
O1 - Hosts: 82.146.60.44 www.smile.co.uk
O1 - Hosts: 82.146.60.44 smile.co.uk
O1 - Hosts: 82.146.60.44 cahoot.com
O1 - Hosts: 82.146.60.44 www.cahoot.com
O1 - Hosts: 82.146.60.44 www.cahoot.co.uk
O1 - Hosts: 82.146.60.44 cahoot.co.uk
O1 - Hosts: 82.146.60.44 www.co-operativebank.co.uk
O1 - Hosts: 82.146.60.44 co-operativebank.co.uk
O1 - Hosts: 82.146.60.44 www.co-operativebank.com
O1 - Hosts: 82.146.60.44 co-operativebank.com
O1 - Hosts: 82.146.60.44 personal.barclays.co.uk
O1 - Hosts: 82.146.60.44 barclays.co.uk
O1 - Hosts: 82.146.60.44 ibank.barclays.co.uk
O1 - Hosts: 82.146.60.44 www.barclays.co.uk
O1 - Hosts: 82.146.60.44 barclays.touchclarity.com
O1 - Hosts: 82.146.60.44 hsbc.co.uk
O1 - Hosts: 82.146.60.44 www.hsbc.co.uk
O1 - Hosts: 82.146.60.44 hsbc.touchclarity.com
O1 - Hosts: 82.146.60.44 www1.member-hsbc-group.com
O1 - Hosts: 82.146.60.44 lloydstsb.co.uk
O1 - Hosts: 82.146.60.44 www.lloydstsb.co.uk
O1 - Hosts: 82.146.60.44 lloydstsb.com
O1 - Hosts: 82.146.60.44 www.lloydstsb.com
O1 - Hosts: 82.146.60.44 mi.lloydstsb.com
O1 - Hosts: 82.146.60.44 www.woolwich.co.uk
O1 - Hosts: 82.146.60.44 woolwich.co.uk
O1 - Hosts: 82.146.60.44 www.deutsche-bank.de
O1 - Hosts: 82.146.60.44 deutsche-bank.de
O1 - Hosts: 82.146.60.44 meine.deutsche-bank.de
O1 - Hosts: 82.146.60.44 www.anbusiness.com
O1 - Hosts: 82.146.60.44 anbusiness.com
O1 - Hosts: 82.146.60.44 www.abbeyinternational.com
O1 - Hosts: 82.146.60.44 www.barclays.com
O1 - Hosts: 82.146.60.44 barclays.com
O1 - Hosts: 82.146.60.44 ibank.internationalbanking.barclays.com
O1 - Hosts: 82.146.60.44 offshore.hsbc.com
O1 - Hosts: 82.146.60.44 www.lloydstsb-offshore.com
O1 - Hosts: 82.146.60.44 lloydstsb-offshore.com
O2 - BHO: NAV Helper - {BDF3E430-B101-42AD-A544-FADC6B084872} - C:\Program Files\Norton AntiVirus\NavShExt.dll
O3 - Toolbar: @msdxmLC.dll,-1@1033,&Radio - {8E718888-423F-11D2-876E-00A0C9082467} - C:\WINNT\System32\msdxm.ocx
O3 - Toolbar: Norton AntiVirus - {42CDD1BF-3FFB-4238-8AD1-7859DF00B1D6} - C:\Program Files\Norton AntiVirus\NavShExt.dll
O4 - HKLM\..\Run: [Synchronization Manager] mobsync.exe /logon
O4 - HKLM\..\Run: [iamapp] "C:\Program Files\Norton Internet Security\IAMAPP.EXE"
O4 - HKLM\..\Run: [NAV Agent] C:\PROGRA~1\NORTON~1\navapw32.exe
O4 - HKLM\..\Run: [iTunesHelper] "C:\Program Files\iTunes\iTunesHelper.exe"
O4 - HKLM\..\Run: [CARPService] carpserv.exe
O4 - HKLM\..\Run: [Microsoft Network Services Controller] C:\WINNT\system32\mmsvc32.exe
O4 - HKLM\..\Run: [Spools Service Controller] C:\WINNT\system32\spools.exe
O4 - HKLM\..\Run: [QuickTime Task] "C:\Program Files\QuickTime\qttask.exe" -atboottime
O4 - HKLM\..\Run: [BDMCon] "C:\Program Files\Softwin\BitDefender10\bdmcon.exe" /reg
O4 - HKLM\..\Run: [BDAgent] "C:\Program Files\Softwin\BitDefender10\bdagent.exe"
O4 - HKCU\..\Run: [internat.exe] internat.exe
O4 - Startup: Event Reminder.lnk = C:\Program Files\Mindscape\PrintMaster\PMREMIND.EXE
O4 - Global Startup: Microsoft Find Fast.lnk = C:\Program Files\Microsoft Office\Office\FINDFAST.EXE
O4 - Global Startup: Office Startup.lnk = C:\Program Files\Microsoft Office\Office\OSA.EXE
O4 - Global Startup: SpySubtract.lnk = C:\Program Files\InterMute\SpySubtract\spysub.exe
O9 - Extra button: Paddy Power Poker - {40B2063F-DB01-4962-BE63-59435C01283C} - C:\PROGRA~1\PADDYP~1\client.exe
O16 - DPF: {56762DEC-6B0D-4AB4-A8AD-989993B5D08B} (OnlineScanner Control) - http://www.eset.eu/buxus/docs/OnlineScanner.cab
O17 - HKLM\System\CCS\Services\Tcpip\..\{83C0D946-4CE8-42AE-8183-5A7B11C1D3A3}: NameServer = 213.94.190.235 213.94.190.195
O20 - Winlogon Notify: WRNotifier - WRLogonNTF.dll (file missing)
O23 - Service: BitDefender Scan Server (bdss) - Unknown owner - C:\Program Files\Common Files\Softwin\BitDefender Scan Server\bdss.exe" /service (file missing)
O23 - Service: Logical Disk Manager Administrative Service (dmadmin) - VERITAS Software Corp. - C:\WINNT\System32\dmadmin.exe
O23 - Service: InstallDriver Table Manager (IDriverT) - Macrovision Corporation - C:\Program Files\Common Files\InstallShield\Driver\11\Intel 32\IDriverT.exe
O23 - Service: iPodService - Apple Computer, Inc. - C:\Program Files\iPod\bin\iPodService.exe
O23 - Service: BitDefender Desktop Update Service (LIVESRV) - Unknown owner - C:\Program Files\Common Files\Softwin\BitDefender Update Service\livesrv.exe" /service (file missing)
O23 - Service: Norton AntiVirus Auto Protect Service (navapsvc) - Symantec Corporation - C:\Program Files\Norton AntiVirus\navapsvc.exe
O23 - Service: Norton Internet Security Service (NISSERV) - Symantec Corporation - C:\Program Files\Norton Internet Security\NISSERV.EXE
O23 - Service: Norton Internet Security Accounts Manager (NISUM) - Symantec Corporation - C:\Program Files\Norton Internet Security\NISUM.EXE
O23 - Service: ScriptBlocking Service (SBService) - Symantec Corporation - C:\PROGRA~1\COMMON~1\SYMANT~1\SCRIPT~1\SBServ.exe
O23 - Service: Norton Internet Security Proxy Service (SymProxySvc) - Symantec Corporation - C:\Program Files\Norton Internet Security\SymProxySvc.exe
O23 - Service: BitDefender Virus Shield (VSSERV) - Unknown owner - C:\Program Files\Softwin\BitDefender10\vsserv.exe" /service (file missing)
O23 - Service: BitDefender Communicator (XCOMM) - Unknown owner - C:\Program Files\Common Files\Softwin\BitDefender Communicator\xcommsvr.exe" /service (file missing)