Threat description




This type of trojan secretly downloads malicious files from a remote server, then installs and executes the files.


Automatic action

Depending on the settings of your F-Secure security product, it will either automatically delete, quarantine or rename the suspect file, or ask you for a desired action.

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Technical Details

Trojan-Downloader:W32/Lipler.gen is the Generic Detection of an unsigned installer program that comes packaged together with such programs as Live-Player and Speed-Downloading. Packaging the installer this way is sometimes used to avoid detection of an unwanted program by the user. Upon installation, the installer will download a file from this server:


and drop the files mainly on the following folders:

  • %Program Files%

It will also change the web browser's starting page. The installer has support for various major languages.


The following is an example of the installer's activities, based on one of the samples submitted.The trojan-downloader downloads files from:


The installer then installs the files on the system, using the following name format:

  • %systemdir%\[randomfile]

For example:

  • C:\Documents and Settings\Administrator\Local Settings\Application Data\ttahmk.exe (random name)
  • C:\Program Files\Live-Player
  • C:\Program Files\Live-Player\data
  • C:\Program Files\Live-Player\data\flv.swf
  • C:\Program Files\Live-Player\data\liveplayer.s3db
  • C:\Program Files\Live-Player\data\translation_file_live-player.xml
  • C:\Program Files\Live-Player\img
  • C:\Program Files\Live-Player\img\nologo.png
  • C:\Program Files\Live-Player\live-player.exe
  • C:\Program Files\Live-Player\SkinCrafterDll.dll
  • C:\Program Files\Live-Player\skins
  • C:\Program Files\Live-Player\skins\live-player.skf
  • C:\Program Files\Live-Player\sqlite3.dll
  • C:\Program Files\Live-Player\uninst.exe
  • C:\Documents and Settings\All Users\Desktop\Live-Player.lnk
  • C:\Documents and Settings\All Users\Start Menu\Programs\Live-Player
  • C:\Documents and Settings\All Users\Start Menu\Programs\Live-Player\Condizioni generali.url
  • C:\Documents and Settings\All Users\Start Menu\Programs\Live-Player\Disinstalla.lnk
  • C:\Documents and Settings\All Users\Start Menu\Programs\Live-Player\Live-Player.lnk
  • C:\Documents and Settings\All Users\Start Menu\Programs\Live-Player\Riservatezza.url
  • C:\Documents and Settings\All Users\Start Menu\Programs\Live-Player\Website.url

The installer then makes the following registry changes:

  • HKEY_CURRENT_USER\Software\Live-Player dl_ams :"3" dl_lg :"it" grpid :"1538" installdt :"20090820" dl_browser :"IE" dl_hp_url :"" dl_se_name :"Schnell Sucher" dl_se_url :"{searchTerms}"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Live-Player dl_ams :"3" dl_lg :"1040" grpid :"1538" installdt :"20090820" dl_browser :"IE" dl_hp_url :""
  • HKEY_CURRENT_USER\Software\Live-Playerdl_se_icon ""
  • HKEY_CURRENT_USER\Software\Live-Player_status "ok"
  • HKEY_CURRENT_USER\Software\Live-Player Language"IT"
  • HKEY_CURRENT_USER\Software\Live-Player@"C:\Program Files\Live-Player"
  • HKEY_CURRENT_USER\Software\Live-Player DBVersion "1001"
  • HKEY_CURRENT_USER\Software\Live-Player ApplicationVersionInstall"2001"
  • HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\SearchScopes DefaultScope :"{0F36E18A-6296-4333-9D99-269AAFE3D111}_Schnell Sucher"
  • HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\SearchScopes\{0F36E18A-6296-4333-9D99-269AAFE3D111}_Schnell Sucher URL :"{searchTerms}" DisplayName :"Schnell Sucher" FaviconPath :"C:\Documents and Settings\Administrator\Local Settings\Application Data\Microsoft\Internet Explorer\Services\search_{0F36E18A-6296-4333-9D99-269AAFE3D111}_Schnell Sucher.ico"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Live-Player dl_se_name "Schnell Sucher" ----- Same to HKCU dl_se_url :"{searchTerms}" dl_se_icon :"" sp_id :"1" Language :"IT" @ :"C:\Program Files\Live-Player" DBVersion :"1001" ApplicationVersionInstall :"2001"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\Live-Player DisplayName :"Live-Player" UninstallString :"C:\Program Files\Live-Player\uninst.exe" UninstallString2 :""C:\Program Files\Live-Player\uninst.exe" /S" DisplayIcon :"C:\Program Files\Live-Player\Live-Player.exe" DisplayVersion :"2.0" URLInfoAbout :"" Publisher :"Favorit Network S.L."

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