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O23 List of Windows XP/NT services

Currently 3876 entries and growing...
Last updated on 2008-05-09 18:10:24 Eastern.


This list was originally started at SpywareAid with 730 entries and Matt gave CastleCops permission to host it. CastleCops has since (May 2005) been adding new entries to it here. The new items may not be in the original list but attempts are made to ensure the original is also updated. The full HTML list is here.

KEY:
  • "L" = Legitimate
  • "O" = Open to Debate
  • "X" = Malware/Bad
  • "?" - Unknown

  •   

    ABC List: A - B - C - D - E - F - G - H - I - J - K - L - M - N - O - P - Q - R - S - T - U - V - W - X - Y - Z




    Full List

    NameStatusFilenameDescription
    64Bit architecture emulation (wrmsrvice)XWRMSRVICE.SYSAdded by the TROJ_ROOTKIT.AG TROJAN! Read the link, rootkit type stealth involved.
    79F5137EXDBB6ED81.EXE W32/SlliyFD-G Note:Located in C:\Windows\System (Win9x/Me), C:\%WINDIR%\System32 (XP/WinNT/2K) Allows others to access the computer
    80xFire daemon (80xFire)X80xFire.exeAdded by the W32/Tilebot-BK WORM! Note: This worm\trojan file is found in the Windows or Winnt folder. Read the link, rootkit type stealth involved.
    9F9DF57CX(random name) Troj/DwnLdr-GUT
    @%ProgramFiles%\Windows Media
    Player\wmpnetwk.exe,-101 (WMPNetworkSvc)
    Lwmpnetwk.exeRelated to Windows_Media_Player Network Sharing Service. Note: Located in %ProgramFiles%\Windows Media Player\
    @%SystemRoot%system32snmptrap.exe,-3 (SNMPTRAP)Lsnmptrap.exeRelated to MKS_Toolkit In Windows Vista. Note:Located in C:\%WINDIR%\System32
    @%SystemRoot%ehomeehstart.dll,-101 (ehstart)Lsvchost.exeWindows Media Center Service Launcher in the Windows Vista edition
    @%SystemRoot%system32Alg.exe,-112 (ALG)Lalg.exeProvides support for 3rd party protocol plug-ins for Internet Connection Sharing and the Internet Connection Firewall Note:Located in C:\%WINDIR%\System32 (Vista 64bit)
    @%systemroot%system32Locator.exe,-2 (RpcLocator)Llocator.exe Part of Windows Vista. Note:Located in C:\%WINDIR%\System32
    @%SystemRoot%System32netlogon.dll,-102 (Netlogon)Llsass.exeRelated to NetLogOn Check the validity of the Passwords on a Vista 64 bit. Note: Located in \%WINDIR%\System32\
    @%systemroot%system32psbase.dll,-300
    (ProtectedStorage)
    Llsass.exe Part of Windows Vista Note:Located in C:\%WINDIR%\System32
    @%SystemRoot%system32qwave.dll,-1 (QWAVE) Lsvchost.exe Part of Windows Vista. Note:Located in C:\%WINDIR%\System32
    @%SystemRoot%system32samsrv.dll,-1 (SamSs) Llsass.exe Part of Windows Vista. Note:Located in C:\%WINDIR%\System32
    @%SystemRoot%system32seclogon.dll,-7001 (seclogon)Lsvchost.exePart of Windows Vista
    @%Systemroot%system32wbemwmiapsrv.exe,-110
    (wmiApSrv)
    LWmiApSrv.exeRelated to Vista 64 bit computer.
    @%SystemRoot%\ehome\ehstart.dll,-101 (ehstart)Lsvchost.exePart of Windows Vista
    @%systemroot%\system32\spoolsv.exe,-1 (Spooler)Lspoolsv.exe part of Windows Vista used for Fax and Printing. Note:Located in C:\%WINDIR%\System32
    @%SystemRoot%\system32\vds.exe,-100 (vds)Lvds.exe Part of Windows Vista Note:Located in C:\%WINDIR%\System32
    @%systemroot%\system32\vssvc.exe,-102 (VSS)Lvssvc.exe Part of Windows Vista Note:Located in C:\%WINDIR%\System32
    @comres.dll,-2797 (MSDTC)Lmsdtc.exe Part of Windows Vista. Note:Located in C:\%WINDIR%\System32 (Vista/XP/WinNT/2K)
    @dfsrres.dll,-101 (DFSR)LDFSR.exePart of Windows Vista 64Bit. Note:Located in C:\%WINDIR%\System32
    @keyiso.dll,-100 (KeyIso)Llsass.exeRelated to CNG_Key_Isolation_Service Found on Vista 64 bit.
    a-squared Anti-Malware Service (a2AntiMalware)La2service.exeRelated to Related to a-squared Virus protection Software. Note: Located in \%Program Files%\a-squared Anti-Malware\
    a-squared Free Service (a2free)La2service.exeRelated to a-squared free edition, from Emsi Software GmbH
    a6fyts35Xa6fyts35.sys Troj/DwnLdr-GWX Note:Located in C:\Windows\System\Drivers (Win9x/Me), C:\%WINDIR%\System32\Drivers (XP/WinNT/2K) May install another service 55euf6
    aaksrvLaaksrv.exeSpydex Advanced Anti keylogger
    AAMQDispatcherLAAMQDispatcherService.exeCompuware Serversoftware
    ABBYY FineReader 9.0 PE Licensing Service
    (ABBYY.Licensing.FineReader.Professional.9.0)
    LNetworkLicenseServer.exeRelated to ABBYY_FineReader from ABBYY accurate conversion of images into text or searchable PDF for the purpose of categorizing, archiving, searching or integrating with third party content management systems. Note: Located in \%Program Files%\\Common Files\ABBYY\FineReader\9.00\Licensing\PE\
    ABCSpell Helper ServiceLABCSpellService.exeSpell checker (Ect, ect) for Outlook Express. For more information Click_Here
    AbelXAbel.exeSource: http://www.pestpatrol.com/PestInfo/C/Cain.asp
    abhcopXabhcop.sysAdded by the PigSearch Adware. Read the link, rootkit type stealth involved.
    ACXacoustic.exeAdded by the SDBOT.CRN WORM! Read the link, rootkit type stealth involved.
    Ac Profile Manager Service (AcPrfMgrSvc)LAcPrfMgrSvc.exeRelated to the Ac_Profile_Manager_Service installed as a part of ThinkPad Access Connections suite on ThinkPad laptops. Note: Located in C:\Program Files\ThinkPad\ConnectUtilities\
    AC-DNAME (AC-DNAME)Xacoustic.exeAdded by the SDBOT.CFN WORM! Read the link, rootkit type stealth involved.
    Accenture Media Viewer (MediaViewer)Lstreamviewerservice.exeRelated to Accenture_Media_Viewer
    Access Connections Main Service (AcSvc)LAcSvc.exeRelated to Lenovo ThinkVantage Access Connections Main Service Module. Note: Located in \%Program Files%\ThinkPad\ConnectUtilities\
    Access Utility ServiceLSMBAUtilSvc.exeRelated to Sprint_Mobile_Broadband
    Acer Media ServerLMediaServerService.exeRelated to Acer_Media_Server Empowering Technology. Note: Located in \%Program Files%\Acer\Acer eConsole\
    ACMService (ACMService)LAdded by the ACM SPYWARE! **Note this is a commercial computer monitoring software
    ACNUSvcLacnupdatersvc.exeRelated to Accenture global management consulting, technology services and outsourcing company Note: Located in c:\program files\acnu\
    acpidiskXacpidisk.sys Troj/Agent-FXI Note: Located in %System%\drivers
    Acronis Backup Server Service
    (AcronisBackupServerService)
    Lbackupserver.exeRelated to Acronis_Backup Backup server from Acronis. Note: Located in \%Program Files%\Acronis\BackupServer\
    Acronis Group Server (GroupServer)LGroupServer.exeRelated to Acronis_Backup Group server from Acronis. Note: Located in \%Program Files%\Acronis\GroupServer\
    Acronis OS Selector Reinstall Service
    (AcronisOSSReinstallSvc)
    Loss_reinstall_svc.exeRelated to Acronis_Disk_Director suite. A disk management functions, partition recovery tool, and boot disk manager. Note: Located in \%Program Files%\Acronis\Acronis Disk Director\
    Acronis Scheduler2 Service (AcrSch2Svc)Lschedul2.exeRelated to Acronis_True_Image creates the exact copy of your hard disk and allows you to instantly restore the entire machine including operating system. Note: Located in C:\Program Files\Common Files\Acronis\Schedule2\
    Acronis Scheduler_HelperXschedhlp.exeAdded by a variant of the Backdoor.Sdbot Note: Located in \%WINDIR%\System32\ Note: Use SDFix under supervision.
    Acronis Try And Decide Service (TryAndDecideService)LTrueImageTryStartService.exeRelated to True_Image Powerful Backup utility. Note: Located in \%Program Files%\Common Files\Acronis\Fomatik\
    acrotray (Acrotray)Osrvany.exeMicrosoft Windows application which allows an executable to be run as a service. If you have installed this service, fine, otherwise investigage. Can be used to load Malware.
    ActionAgentLActionAgent.exeRelated to ActionAgent, from Dell Computer. "A COM server that runs on the client as part of the Dell OpenManage Client Instrumentation package; provides a simple method for a remote administrator to perform actions on the instrumented client". Note: Located in \%Program Files%\Dell\OpenManage\Client\
    ActivCard Authentication Service (ACachSrv)Lacachsrv.exeRelated to ActivCard Gold Component of ActivCard Gold from ActivIdentity, Inc. Smart cards that function as photo ID, proximity badges for facility access and as digital identification and authentication devices. Note: Located in \%Program Files%\Common Files\ActivCard\

    Engine Version 2.0 by CastleCops

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