trojan

[gianni32]

ciao un saluto a tutti e il mio primo topic
ho fatto una scansione con hijackthis e l'ho fatto analizzare, mi a trovato questo file system32\ntsvc.exe dove dice che e un trojan, pero nelle proprieta del file mi da questo invidia dri.01ver helper service version 78.01 cosa devo fare?
ciao

[gianni32]

e anche questo winlogon.exe

[andorra24]

I files dubbi mica li devi fare analizzare dall'analizzatore automatico. Fai analizzare quei files su http://www.virustotal.com cosi capirai se sono puliti oppure infetti.

winlogon.exe se sta in system32 e' un file di sistema.

[gianni32]

inserisco il log salvato
C:\WINDOWS\System32\nvsvc32.exe
C:\WINDOWS\system32\HPZipm12.exe
C:\Programmi\Alcohol Soft\Alcohol 120\StarWind\StarWindService.exe
C:\WINDOWS\System32\svchost.exe
C:\Programmi\VIA\RAID\raid_tool.exe
C:\Programmi\Google\Google Desktop Search\GoogleDesktop.exe
C:\WINDOWS\winlogon.exe
C:\Programmi\Google\Google Desktop Search\GoogleDesktopIndex.exe
C:\Programmi\Google\Google Desktop Search\GoogleDesktopCrawl.exe
C:\Programmi\Alwil Software\Avast4\ashMaiSv.exe
C:\Programmi\Alwil Software\Avast4\ashWebSv.exe
C:\Programmi\Internet Explorer\iexplore.exe
C:\Documents and Settings\nuovo\Desktop\emule\eMule.exe
C:\Programmi\Adobe\Acrobat 7.0\Reader\AcroRd32.exe
C:\WINDOWS\system32\wuauclt.exe
C:\WINDOWS\system32\taskmgr.exe
C:\Documents and Settings\nuovo\Desktop\HijackThis.exe

R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page = http://www.google.it/
R0 - HKCU\Software\Microsoft\Internet Explorer\Toolbar,LinksFolderName = Collegamenti
O2 - BHO: Yahoo! Toolbar Helper - {02478D38-C3F9-4EFB-9B51-7695ECA05670} - C:\Programmi\Yahoo!\Companion\Installs\cpn\yt.dll
O2 - BHO: AcroIEHlprObj Class - {06849E9F-C8D7-4D59-B87D-784B7D6BE0B3} - C:\Programmi\Adobe\Acrobat 7.0\ActiveX\AcroIEHelper.dll
O2 - BHO: Google Toolbar Helper - {AA58ED58-01DD-4d91-8333-CF10577473F7} - c:\programmi\google\googletoolbar3.dll
O3 - Toolbar: Yahoo! Toolbar - {EF99BD32-C1FB-11D2-892F-0090271D4F88} - C:\Programmi\Yahoo!\Companion\Installs\cpn\yt.dll
O3 - Toolbar: &Google - {2318C2B1-4965-11d4-9B18-009027A5CD4F} - c:\programmi\google\googletoolbar3.dll
O3 - Toolbar: LEC - {1DBAB667-A486-421e-AFE4-CF07DD0088E5} - C:\Programmi\Power Translator\Applications\LEC IE Translation Extension.dll
O4 - HKLM\..\Run: [RaidTool] C:\Programmi\VIA\RAID\raid_tool.exe
O4 - HKLM\..\Run: [Google Desktop Search] "C:\Programmi\Google\Google Desktop Search\GoogleDesktop.exe" /startup
O4 - HKLM\..\Run: [PowerTranslator Pro OLR] C:\PROGRA~1\BVRPSO~1\POWERT~1\BVRPOlr.exe /PowerTranslator Pro
O4 - HKLM\..\Run: [nvchost] C:\WINDOWS\winlogon.exe
O4 - HKLM\..\Run: [NvCplDaemon] RUNDLL32.EXE C:\WINDOWS\system32\NvCpl.dll,NvStartup
O8 - Extra context menu item: E&sporta in Microsoft Excel - res://C:\PROGRA~1\MICROS~2\OFFICE11\EXCEL.EXE/3000
O9 - Extra button: Ricerche - {92780B25-18CC-41C8-B9BE-3C9C571A8263} - C:\PROGRA~1\MICROS~2\OFFICE11\REFIEBAR.DLL
O9 - Extra button: Messenger - {FB5F1910-F110-11d2-BB9E-00C04F795683} - C:\Programmi\Messenger\msmsgs.exe
O9 - Extra 'Tools' menuitem: Windows Messenger - {FB5F1910-F110-11d2-BB9E-00C04F795683} - C:\Programmi\Messenger\msmsgs.exe
O16 - DPF: Yahoo! Pool 2 - http://download.games.yahoo.com/games/c ... potg_x.cab
O17 - HKLM\System\CCS\Services\Tcpip\..\{B19C3F1A-F358-462C-BF86-CF65908D92A3}: NameServer = 213.205.32.70 213.205.36.70
O20 - AppInit_DLLs: C:\PROGRA~1\Google\GOOGLE~1\GOEC62~1.DLL
O20 - Winlogon Notify: WgaLogon - C:\WINDOWS\SYSTEM32\WgaLogon.dll
O23 - Service: Adobe LM Service - Adobe Systems - C:\Programmi\File comuni\Adobe Systems Shared\Service\Adobelmsvc.exe
O23 - Service: avast! iAVS4 Control Service (aswUpdSv) - Unknown owner - C:\Programmi\Alwil Software\Avast4\aswUpdSv.exe
O23 - Service: avast! Antivirus - Unknown owner - C:\Programmi\Alwil Software\Avast4\ashServ.exe
O23 - Service: avast! Mail Scanner - Unknown owner - C:\Programmi\Alwil Software\Avast4\ashMaiSv.exe" /service (file missing)
O23 - Service: avast! Web Scanner - Unknown owner - C:\Programmi\Alwil Software\Avast4\ashWebSv.exe" /service (file missing)
O23 - Service: LEC TranslateDotNet Server - Language Engineering Corporation, LLC - C:\Programmi\Power Translator\LogoMedia TranslateDotNet Server.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 iSCSI Service (StarWindService) - Rocket Division Software - C:\Programmi\Alcohol Soft\Alcohol 120\StarWind\StarWindService.exe
O23 - Service: Windows Log - Unknown owner - C:\WINDOWS\system32\nvsvcd.exe

[andorra24]

Apri hijackthis, premi su ''open the misc tools section'', poi premi ''open process manager'', individua la voce indicata sotto e premi ''kill process'' :

C:\WINDOWS\winlogon.exe

Poi vai in basso e premi il tasto back e subito dopo il tasto scan. Metti la spunta nella casellina accanto alle voci indicate sotto e premi ''fix checked'' :

O4 - HKLM\..\Run: [nvchost] C:\WINDOWS\winlogon.exe
O23 - Service: Windows Log - Unknown owner - C:\WINDOWS\system32\nvsvcd.exe

Vai su start/risorse del computer/strumenti/opzioni cartella/visualizzazione e metti la spunta su visualizza cartelle file nascosti e togli la spunta da ''nascondi i file protetti di sistema''.

Scarica killbox da qui: http://www.killbox.net/downloads/KillBox.exe
con killbox elimina i seguenti files:
C:\WINDOWS\winlogon.exe
C:\WINDOWS\system32\nvsvcd.exe