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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
    PCtel speaker phone (pctspk)Lpctspk.exeRelated to PCtel services
    PD91AgentLPD91Agent.exeRelated to PerfectDisk from Raxco Software, Inc. disk optimization tool. Note: Located in \%Program Files%\Raxco\PerfectDisk2008\
    PD91EngineLPD91Engine.exeRelated to PerfectDisk from Raxco Software, Inc. disk optimization tool. Note: Located in \%Program Files%\Raxco\PerfectDisk2008\
    PDAgentLPDAgent.exePart of PerfectDisk
    PDEngineLPDEngine.exeRaxco PerfectDisk
    PDExchangeLPDExchange.exeRelated to Raxco_PerfectDisk a Windows-based application designed to improve the operating system's performance by defragmenting disk drives. Note: Located in \%Program Files%\Raxco\PerfectDisk\
    PDF Document Manager (pdfcDispatcher)Lpdfsvc.exeRelated to PDF_Document Manager. With the click of a button, create PDF documents from Microsoft Word, Excel, and PowerPoint. Note: Located in \%Program Files%\PDF Complete\
    PDFCreatorMessagesLPDFCreatorMessages.exeRelated to Global_Graphics_Software Ltd. Document and Print Solutions.
    PDSchedulerLPDSched.exeRaxco PerfectDisk
    PE Sytray ManagerXssmc.exeAdded by the Backdoor.SdBot.avk as detected by ewido. More here
    PER Antivirus (pav_service)LPERVAC.EXEAntivirus software from PER Systems. http://www.perantivirus.com/antivir.htm
    PER Antivirus Security Service (pav_security)LPAVSS.EXEAntivirus software from PER Systems. http://www.perantivirus.com/antivir.htm
    perfmons Service (perfmons)Xperfs.exeAdded by an unidentified TROJAN! Note here Note: Located in \%WINDIR%\System32\
    Performance Logs (Perfhmon)XPerfhmon.exeAdded by the W32/Codbot-W WORM!
    Performance MonitorXperfmon.exeIdentified as the Trojan-Downloader.Win32.Small.fee malware. Note: located in \%WINDIR%\
    Performance Monitor Command Line Shell (Performance
    Monitor)
    Xperfmon.exeDetected as IRC/BackDoor.SdBot3.BFO by AVG
    Performance True Type Fonts (PerfFont)Xperfont.exeIdentified as Trojan-Downloader.Win32.Agent.acv by ewido security suite.
    PermissionTV Download Manager Service
    (PermissionTVDownloadManager)
    Ldm.exeRelated to PermissionTV Download Manager. Offers the world’s most flexible platform for delivering innovative and interactive video experiences on the Web. Note: Located in \%Program Files%\PermissionTV\bin\
    Persits Software EmailAgentLEmailAgent.exeRelated to AspEmail from Persits Software, Inc. A free active server component that enables your ASP application to send email messages via any external SMTP server.
    Personal Secure Drive Service
    (PersonalSecureDriveService)
    LPSDsrvc.EXERelated to Personal_Secure_Drive_Service, http://www.infineon.com/ Service from Infineon Technologies. Note: Located in C:\Program Files\Infineon\Security Platform Software\
    Personal Secure Drive service
    (PersonalSecureDriveService)
    LIfxPsdSv.exeRelated to Personal_Secure_Drive from Infineon Technologies AG service. Note: Located in \%WINDIR%\System32\
    Pervasive.SQL 2000 (relational)LW3SQLMGR.EXEPervasive SQL Server
    Pervasive.SQL 2000 (transactional)LNTBTRV.EXEPervasive SQL Server
    Pervasive.SQL Workgroup EngineOsrvany.exeMicrosoft Windows application which allows an executable to be run as a service. This program is a non-essential system process, but should not be terminated unless suspected to be causing problems. If you did not installed this service you may be well advised to remove it. Note: located in \%WINDIR%\
    PestPatrol RemoteLppRemoteService.exeRelated to PestPatrol products from Computer Associates International, Inc.
    PEXXpex.sysAdded by the Troj/RKFu-A TROJAN! Read the link, rootkit type stealth involved.
    PGPsdkServiceLPGPsdkServ.exePGP Software
    PGPservLPGPserv.exeRelated PGP Corp. http://www.pgp.com/
    PHAROS Distribution Agent (PSDistributionAgent)LDistAgnt.exeRelated to Pharos_Science_ & Applications, Inc. Pharos develops advanced GPS navigation and mobile location-based services. Note: located in C:\PROGRAM FILE\PHAROS\bin\
    Pharos Systems ComTaskMasterLCTskMstr.exeRelated to Pharos_Systems print asset management. Note: Located in C:\PROGRAM FILES\Pharos\bin\
    Phoenix PSA Service (PhnxPsaService)LPhxPsSvr.exeRelated to PSA_Service from Phoenix Technologies Ltd. Note: Located in \%WINDIR%\System32\
    Phoenix Vault Service (PhnxVaultService)LPhxVtSvr.exeRelated to Vault_Service from Phoenix Technologies Ltd. Note: Located in \%WINDIR%\System32\
    Phoenix VCD Service (PhnxVCDService)LPhnxCDSvr.exeRelated to Phoenix_Technologies
    Photoshop Elements Device Connect
    (PhotoshopElementsDeviceConnect)
    LPhotoshopElementsDeviceConnect.exe Related to Adobe photoshop.
    PI Message Subsystem (pimsgss)Lpimsgss.exeRelated to OSI_Software Real-time Performance Management (RtPM) Platform. Note: located in C:\Program Files\PIPC\BIN\
    PI Network Manager (pinetmgr)Lpinetmgr.exeRelated to OSI_Software Real-time Performance Management (RtPM) Platform. Note: located in C:\Program Files\PIPC\BIN\
    PI-Buffer Server (bufserv)Lbufserv.exeRelated to OSI_Software Real-time Performance Management (RtPM) Platform. Note: located in C:\Program Files\PIPC\BIN\
    PictureTakerLPCTKRNT.SYSLANovation's PictureTaker Enterprise Edition 3.1 lets administrators create software update packages and deploy them to network PCs through a third-party network management suite
    Pigeon (PigeonServer)XGServer2.exeAdded by the Troj/GrayBrd-AK TROJAN! Note: This worm\trojan file is found in the System (95/98/ME) or System32 (NT/2000/XP) folder.
    Pigeon_Server (PigeonServer)XServer.exeAdded by the Backdoor.Graybird.R TROJAN! Note: This trojan file is found in the Windows or Winnt folder.
    pingerOpinger.exeRelated to Toshiba Service that regularly checks for software updates. Note: Located in \%ROOT%\TOSHIBA\IVP\ISM\
    Pinnacle Systems Media Service
    (PinnacleSys.MediaServer)
    Lpmshost.exeRelated to Pinnacle_Systems Inc.
    Pinnacle Systems tvtv Spooler (EpgSpooler)Lepgspo~2.exeRelated to Pinnacle Studio Plus.
    PinnacleUpdate Service (PinnacleUpdateSvc)Lpinnacle_updater.exeRelated to Pinnacle_Game_Profiler ADD GAME PAD AND JOYSTICK SUPPORT TO ANY GAME INSTANTLY! Note: Located in \%Program Files%\KALiNKOsoft\Pinnacle Game Profiler\
    PIPC Log Server (pilogsrv)Lpilogsrv.exeRelated to OSI_Software Real-time Performance Management (RtPM) Platform. Note: located in C:\Program Files\PIPC\BIN\
    Pixar Alfred Server 11.5.3Lalfserver.exeRelated to Pixar_Alfred_Server Server includes all the tools required for rendering images for film and video productions. Note: Located in C:\Program Files\Pixar\RenderManProServer-11.5.3\bin\
    PixelModule (pxlmdl)Xnvidcgui.exeAdded by the W32/Tilebot-GS WORM! Read the link, rootkit type stealth involved.
    PIXMA Extended Survey Program (IJPLMSVC)LIJPLMSVC.EXERelated to Canon Extended Maintenance Service. Note: Located in \%Program Files%\Canon\IJPLM\
    Planificateur LiveUpdate automatiqueLALUSchedulerSvc.exeRelated to to the Symantec LiveUpdate service which updates your Symantec products periodically.
    Planner voor Automatische LiveUpdateLALUSchedulerSvc.exeRelated to to the Symantec LiveUpdate service which updates your Symantec products periodically.

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