Myślę że to zależy od twojego neta bo żeby net się wyłączał @_@' nie spotkałem się z takim czymś

Też mam podobne problemy a o to log:
Logfile of Trend Micro HijackThis v2.0.2
Scan saved at 11:46:12, on 2010-02-04
Platform: Windows XP Dodatek SP3 (WinNT 5.01.2600)
MSIE: Internet Explorer v6.00 SP3 (6.00.2900.5512)
Boot mode: Normal

Running processes:
\WINDOWS\System32\smss.exe
\WINDOWS\system32\winlogon.exe
\WINDOWS\system32\services.exe
\WINDOWS\system32\lsass.exe
\WINDOWS\system32\nvsvc32.exe
\WINDOWS\system32\svchost.exe
\WINDOWS\System32\svchost.exe
\Program Files\Alwil Software\Avast5\AvastSvc.exe
\WINDOWS\Explorer.EXE
\Program Files\DeviceVM\Browser Configuration Utility\BCU.exe
\WINDOWS\RTHDCPL.EXE
\WINDOWS\system32\RUNDLL32.EXE
\Program Files\DialNet\winpppoverethernet.exe
\PROGRA~1\ALWILS~1\Avast5\avastUI.exe
\Program Files\Vtune\TBPanel.exe
\WINDOWS\system32\spoolsv.exe
\Program Files\DeviceVM\Browser Configuration Utility\BCUService.exe
\Program Files\GIGABYTE\EnergySaver\GSvr.exe
\Program Files\DialNet\WrOS.EXE
\WINDOWS\system32\wuauclt.exe
\Program Files\Windows Media Player\wmplayer.exe
\Program Files\Mozilla Firefox\firefox.exe
\Documents and Settings\admin\Moje dokumenty\Pobieranie\HiJackThis.exe

R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page = http://search.conduit.com?SearchSource=10&ctid=CT2342185
R0 - HKCU\Software\Microsoft\Internet Explorer\Toolbar,LinksFolderName = Łącza
R3 - URLSearchHook: Winamp Search Class - {57BCA5FA-5DBB-45a2-B558-1755C3F6253B} - \Program Files\Winamp Toolbar\winamptb.dll (file missing)
R3 - URLSearchHook: SearchHook Class - {BC86E1AB-EDA5-4059-938F-CE307B0C6F0A} - \Program Files\DeviceVM\Browser Configuration Utility\AddressBarSearch.dll
R3 - URLSearchHook: Hero Fighter Toolbar - {b12785f5-d8d0-4530-a3ea-5c4263b85bef} - \Program Files\Hero_Fighter\tbHero.dll (file missing)
O2 - BHO: Winamp Toolbar Loader - {25CEE8EC-5730-41bc-8B58-22DDC8AB8C20} - \Program Files\Winamp Toolbar\winamptb.dll (file missing)
O2 - BHO: Hero Fighter Toolbar - {b12785f5-d8d0-4530-a3ea-5c4263b85bef} - \Program Files\Hero_Fighter\tbHero.dll (file missing)
O3 - Toolbar: Hero Fighter Toolbar - {b12785f5-d8d0-4530-a3ea-5c4263b85bef} - \Program Files\Hero_Fighter\tbHero.dll (file missing)
O3 - Toolbar: Winamp Toolbar - {EBF2BA02-9094-4c5a-858B-BB198F3D8DE2} - \Program Files\Winamp Toolbar\winamptb.dll (file missing)
O4 - HKLM\..\Run: [BCU] "\Program Files\DeviceVM\Browser Configuration Utility\BCU.exe"
O4 - HKLM\..\Run: [RTHDCPL] RTHDCPL.EXE
O4 - HKLM\..\Run: [nwiz] \Program Files\NVIDIA Corporation\nView\nwiz.exe /install
O4 - HKLM\..\Run: [NvCplDaemon] RUNDLL32.EXE \WINDOWS\system32\NvCpl.dll,NvStartup
O4 - HKLM\..\Run: [NvMediaCenter] RUNDLL32.EXE \WINDOWS\system32\NvMcTray.dll,NvTaskbarInit
O4 - HKLM\..\Run: [a-winpoet-service] "\Program Files\DialNet\winpppoverethernet.exe"
O4 - HKLM\..\Run: [] "\PROGRA~1\DialNet\FPLICE~1.EXE zhimakaimen//WINPOET_QUITTING_EVENT"
O4 - HKLM\..\Run: [z-WrDialer] "\Program Files\DialNet\wrdialer.exe"
O4 - HKLM\..\Run: [avast5] \PROGRA~1\ALWILS~1\Avast5\avastUI.exe /nogui
O4 - HKCU\..\Run: [TBPanel] \Program Files\Vtune\TBPanel.exe /A
O4 - HKUS\S-1-5-19\..\Run: [CTFMON.EXE] \WINDOWS\system32\CTFMON.EXE (User 'USŁUGA LOKALNA')
O4 - HKUS\S-1-5-20\..\Run: [CTFMON.EXE] \WINDOWS\system32\CTFMON.EXE (User 'USŁUGA SIECIOWA')
O4 - HKUS\S-1-5-18\..\Run: [CTFMON.EXE] \WINDOWS\system32\CTFMON.EXE (User 'SYSTEM')
O4 - HKUS\.DEFAULT\..\Run: [CTFMON.EXE] \WINDOWS\system32\CTFMON.EXE (User 'Default user')
O8 - Extra context menu item: &Winamp Search - \Documents and Settings\All Users\Dane aplikacji\Winamp Toolbar\ieToolbar\resources\en-US\local\search.html
O9 - Extra button: (no name) - {e2e2dd38-d088-4134-82b7-f2ba38496583} - \WINDOWS\Network Diagnostic\xpnetdiag.exe
O9 - Extra 'Tools' menuitem: @xpsp3res.dll,-20001 - {e2e2dd38-d088-4134-82b7-f2ba38496583} - \WINDOWS\Network Diagnostic\xpnetdiag.exe
O9 - Extra button: Messenger - {FB5F1910-F110-11d2-BB9E-00C04F795683} - \Program Files\Messenger\msmsgs.exe
O9 - Extra 'Tools' menuitem: Windows Messenger - {FB5F1910-F110-11d2-BB9E-00C04F795683} - \Program Files\Messenger\msmsgs.exe
O17 - HKLM\System\CCS\Services\Tcpip\..\{FCF15567-ACFD-4307-9701-18BC3E4B7B4E}: NameServer = 217.30.129.149 217.30.137.200
O23 - Service: avast! Antivirus - ALWIL Software - \Program Files\Alwil Software\Avast5\AvastSvc.exe
O23 - Service: avast! Mail Scanner - ALWIL Software - \Program Files\Alwil Software\Avast5\AvastSvc.exe
O23 - Service: avast! Web Scanner - ALWIL Software - \Program Files\Alwil Software\Avast5\AvastSvc.exe
O23 - Service: Browser Configuration Utility Service (BCUService) - DeviceVM, Inc. - \Program Files\DeviceVM\Browser Configuration Utility\BCUService.exe
O23 - Service: GEST Service for program management. (GEST Service) - Unknown owner - \Program Files\GIGABYTE\EnergySaver\GSvr.exe
O23 - Service: nProtect GameGuard Service (npggsvc) - Unknown owner - \WINDOWS\system32\GameMon.des.exe (file missing)
O23 - Service: NVIDIA Display Driver Service (nvsvc) - NVIDIA Corporation - \WINDOWS\system32\nvsvc32.exe
O23 - Service: WinPPPoverEthernet - Fine Point Technologies, Inc. - \Program Files\DialNet\WrOS.EXE