if u can post the hijackthis log, it would be helpful
Here is hijackthis log
Logfile of Trend Micro HijackThis v2.0.0 (BETA)
Scan saved at 1:08:38 AM, on 4/19/2008
Platform: Windows XP SP2 (WinNT 5.01.2600)
Boot mode: Normal
Running processes:
C:\WINDOWS\System32\smss.exe
C:\WINDOWS\system32\winlogon.exe
C:\WINDOWS\system32\services.exe
C:\WINDOWS\system32\lsass.exe
C:\WINDOWS\system32\svchost.exe
C:\WINDOWS\System32\svchost.exe
C:\Program Files\Alwil Software\Avast4\aswUpdSv.exe
C:\Program Files\Alwil Software\Avast4\ashServ.exe
C:\WINDOWS\system32\spoolsv.exe
C:\PROGRA~1\ALWILS~1\Avast4\ashDisp.exe
C:\PROGRA~1\SMARTP~2\SMARTP~1.EXE
C:\Program Files\uTorrent\uTorrent.exe
G:\softwares\safely remove\USBSafelyRemove.exe
C:\Program Files\Google\GoogleToolbarNotifier\1.2.1128.5462\GoogleToolbarNotifier.exe
C:\Program Files\Nero\Nero8\Nero BackItUp\NBService.exe
C:\WINDOWS\system32\nvsvc32.exe
C:\WINDOWS\system32\HPZipm12.exe
C:\Program Files\Alcohol Soft\Alcohol 120\StarWind\StarWindServiceAE.exe
C:\WINDOWS\system32\svchost.exe
C:\Program Files\Alwil Software\Avast4\ashMaiSv.exe
C:\Program Files\Alwil Software\Avast4\ashWebSv.exe
C:\WINDOWS\system32\rundll32.exe
C:\Program Files\Mozilla Firefox\firefox.exe
C:\WINDOWS\system32\taskmgr.exe
F:\TOOLS\Most Important\Security\hijackthis\HiJackThis_v2.exe
R1 - HKCU\Software\Microsoft\Internet Explorer\Main,SearchAssistant = *server.toolbar.rediff.com/toolbar/3.0/sidesearch.html?mode=toolbar
R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page = about:blank
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Default_Page_URL = *www.yahoo.com/
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Search Bar = *us.rd.yahoo.com/customize/ie/defaults/sb/msgr8/**www.yahoo.com/ext/search/search.html
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Search Page = *us.rd.yahoo.com/customize/ie/defaults/sp/msgr8/**www.yahoo.com
R0 - HKLM\Software\Microsoft\Internet Explorer\Main,Start Page = *www.yahoo.com/
R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Window Title = Sujin.com.np
R3 - URLSearchHook: Yahoo! ¤u¨ã¦C - {EF99BD32-C1FB-11D2-892F-0090271D4F88} - C:\PROGRA~1\Yahoo!\Companion\Installs\cpn\yt.dll
R3 - URLSearchHook: Rediff Toolbar - {12F02779-6D88-4958-8AD3-83C12D86ADC7} - C:\Program Files\Rediff Toolbar\3.0\redifftoolbar.dll
O1 - Hosts: 127.255.255.255 serial.alcohol-soft.com
O2 - BHO: &Yahoo! Toolbar Helper - {02478D38-C3F9-4efb-9B51-7695ECA05670} - C:\PROGRA~1\Yahoo!\Companion\Installs\cpn\yt.dll
O2 - BHO: Yahoo! IE Services Button - {5BAB4B5B-68BC-4B02-94D6-2FC0DE4A7897} - C:\Program Files\Yahoo!\Common\yiesrvc.dll
O2 - BHO: Groove GFS Browser Helper - {72853161-30C5-4D22-B7F9-0BBC1D38A37E} - C:\PROGRA~1\MICROS~2\Office12\GRA8E1~1.DLL
O2 - BHO: (no name) - {8E26C588-65C5-4476-B499-51B1C2259A79} - C:\WINDOWS\system32\ssqQHxXo.dll
O2 - BHO: Google Toolbar Helper - {AA58ED58-01DD-4d91-8333-CF10577473F7} - c:\program files\google\googletoolbar1.dll
O2 - BHO: XBTBPos00 - {BBBE1C1A-89F7-4AF6-ABD1-F8FBCFA47408} - C:\PROGRA~1\REDIFF~2\3.0\REDIFF~1.DLL
O2 - BHO: (no name) - {EE5A1465-1E73-4784-8F63-45983FDF0DB8} - C:\WINDOWS\system32\iifeffgG.dll
O3 - Toolbar: &Google - {2318C2B1-4965-11d4-9B18-009027A5CD4F} - c:\program files\google\googletoolbar1.dll
O3 - Toolbar: Yahoo! ¤u¨ã¦C - {EF99BD32-C1FB-11D2-892F-0090271D4F88} - C:\PROGRA~1\Yahoo!\Companion\Installs\cpn\yt.dll
O3 - Toolbar: Rediff Toolbar - {12F02779-6D88-4958-8AD3-83C12D86ADC7} - C:\Program Files\Rediff Toolbar\3.0\redifftoolbar.dll
O4 - HKLM\..\Run: [avast!] C:\PROGRA~1\ALWILS~1\Avast4\ashDisp.exe
O4 - HKLM\..\Run: [NvCplDaemon] RUNDLL32.EXE C:\WINDOWS\system32\NvCpl.dll,NvStartup
O4 - HKLM\..\Run: [TrojanScanner] C:\Program Files\Trojan Remover\Trjscan.exe
O4 - HKLM\..\RunOnce: [Trojan Remover] "C:\Program Files\Trojan Remover\RMVTRJAN.EXE" /restart
O4 - HKCU\..\Run: [SmartSoftPopupKiller] C:\PROGRA~1\SMARTP~2\SMARTP~1.EXE /hidden
O4 - HKCU\..\Run: [ctfmon.exe] C:\WINDOWS\system32\ctfmon.exe
O4 - HKCU\..\Run: [uTorrent] "C:\Program Files\uTorrent\uTorrent.exe"
O4 - HKCU\..\Run: [USB Safely Remove] G:\softwares\safely remove\USBSafelyRemove.exe /startup
O4 - HKCU\..\Run: [Yahoo! Pager] "C:\PROGRA~1\Yahoo!\MESSEN~1\YAHOOM~1.EXE" -quiet
O4 - HKCU\..\Run: [swg] C:\Program Files\Google\GoogleToolbarNotifier\1.2.1128.5462\GoogleToolbarNotifier.exe
O4 - Startup: broadband.lnk = ?
O8 - Extra context menu item: &Clean Traces - C:\Program Files\DAP\Privacy Package\dapcleanerie.htm
O8 - Extra context menu item: &Download with &DAP - C:\Program Files\DAP\dapextie.htm
O8 - Extra context menu item: Download &all with DAP - C:\Program Files\DAP\dapextie2.htm
O8 - Extra context menu item: E&xport to Microsoft Excel - res://C:\PROGRA~1\MICROS~2\Office12\EXCEL.EXE/3000
O9 - Extra button: Rediff Toolbar - {12F02779-6D88-4958-8AD3-83C12D86ADC7} - C:\Program Files\Rediff Toolbar\3.0\redifftoolbar.dll
O9 - Extra 'Tools' menuitem: Rediff Toolbar - {12F02779-6D88-4958-8AD3-83C12D86ADC7} - C:\Program Files\Rediff Toolbar\3.0\redifftoolbar.dll
O9 - Extra button: Send to OneNote - {2670000A-7350-4f3c-8081-5663EE0C6C49} - C:\PROGRA~1\MICROS~2\Office12\ONBttnIE.dll
O9 - Extra 'Tools' menuitem: S&end to OneNote - {2670000A-7350-4f3c-8081-5663EE0C6C49} - C:\PROGRA~1\MICROS~2\Office12\ONBttnIE.dll
O9 - Extra button: Yahoo! Services - {5BAB4B5B-68BC-4B02-94D6-2FC0DE4A7897} - C:\Program Files\Yahoo!\Common\yiesrvc.dll
O9 - Extra button: Research - {92780B25-18CC-41C8-B9BE-3C9C571A8263} - C:\PROGRA~1\MICROS~2\Office12\REFIEBAR.DLL
O9 - Extra button: Messenger - {FB5F1910-F110-11d2-BB9E-00C04F795683} - C:\Program Files\Messenger\msmsgs.exe
O9 - Extra 'Tools' menuitem: Windows Messenger - {FB5F1910-F110-11d2-BB9E-00C04F795683} - C:\Program Files\Messenger\msmsgs.exe
O10 - Unknown file in Winsock LSP: spslsp.dll
O10 - Unknown file in Winsock LSP: spslsp.dll
O10 - Unknown file in Winsock LSP: spslsp.dll
O10 - Unknown file in Winsock LSP: spslsp.dll
O10 - Unknown file in Winsock LSP: spslsp.dll
O10 - Unknown file in Winsock LSP: spslsp.dll
O16 - DPF: {30528230-99f7-4bb4-88d8-fa1d4f56a2ab} (Installation Support) - C:\Program Files\Yahoo!\Common\Yinsthelper.dll
O17 - HKLM\System\CCS\Services\Tcpip\..\{32E2468C-579B-488A-AA2E-A9785109B2AC}: NameServer = 218.248.240.79 218.248.240.135
O18 - Protocol: grooveLocalGWS - {88FED34C-F0CA-4636-A375-3CB6248B04CD} - C:\PROGRA~1\MICROS~2\Office12\GR99D3~1.DLL
O20 - Winlogon Notify: iifeffgG - C:\WINDOWS\SYSTEM32\iifeffgG.dll
O22 - SharedTaskScheduler: Browseui preloader - {438755C2-A8BA-11D1-B96B-00A0C90312E1} - C:\WINDOWS\system32\browseui.dll
O22 - SharedTaskScheduler: Component Categories cache daemon - {8C7461EF-2B13-11d2-BE35-3078302C2030} - C:\WINDOWS\system32\browseui.dll
O23 - Service: avast! iAVS4 Control Service (aswUpdSv) - ALWIL Software - C:\Program Files\Alwil Software\Avast4\aswUpdSv.exe
O23 - Service: avast! Antivirus - ALWIL Software - C:\Program Files\Alwil Software\Avast4\ashServ.exe
O23 - Service: avast! Mail Scanner - ALWIL Software - C:\Program Files\Alwil Software\Avast4\ashMaiSv.exe
O23 - Service: avast! Web Scanner - ALWIL Software - C:\Program Files\Alwil Software\Avast4\ashWebSv.exe
O23 - Service: Google Updater Service (gusvc) - Google - C:\Program Files\Google\Common\Google Updater\GoogleUpdaterService.exe
O23 - Service: Nero BackItUp Scheduler 3 - Nero AG - C:\Program Files\Nero\Nero8\Nero BackItUp\NBService.exe
O23 - Service: NMIndexingService - Nero AG - C:\Program Files\Common Files\Nero\Lib\NMIndexingService.exe
O23 - Service: NVIDIA Display Driver Service (NVSvc) - NVIDIA Corporation - C:\WINDOWS\system32\nvsvc32.exe
O23 - Service: Pml Driver HPZ12 - HP - C:\WINDOWS\system32\HPZipm12.exe
O23 - Service: StarWind AE Service (StarWindServiceAE) - Rocket Division Software - C:\Program Files\Alcohol Soft\Alcohol 120\StarWind\StarWindServiceAE.exe
--
End of file - 7927 bytes