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ThreatExpert's awareness of the file "ld09.exe":

Across all ThreatExpert reports, the file "ld09.exe" has sometimes been a threat.
File "ld09.exe" has the following statistics:
Total number of reports analysed611,932
Number of cases that involved the file "ld09.exe"37
Number of incidents when this file was found to be a threat15
Statistical volume of cases when "ld09.exe" was a threat41%
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Notes:
  • Please note that the name of the file should NOT be used to define if it is legitimate or not. Such determination can only be made by observing its dynamic behaviour.
  • In order to check a file, please submit it to ThreatExpert.
  • For a comprehensive pro-active protection against threats, please consider ThreatFire - our behavioral antivirus solution.
The file "ld09.exe" is known to be created under the following filename:
%Windir%\ld09.exe
Note: %Windir% is a variable that refers to the Windows installation folder. By default, this is C:\Windows or C:\Winnt.

The file "ld09.exe" has the following possible country of origin:
OriginNumber of Incidents
Russian Federation5

The following threats are known to be associated with the file "ld09.exe":
Threat AliasNumber of Incidents
Net-Worm.Koobface [PC Tools]9
W32.Koobface.A [Symantec]9
W32/Koobfa-Gen, Mal/KoobHeur-A [Sophos]6
Net-Worm.Win32.Koobface.ast [Kaspersky Lab]5
Net-Worm.Win32.Koobface [Ikarus]4
Win-Trojan/Downloader.15360.IO [AhnLab]4
Downloader [Symantec]3
W32.Koobface.B [Symantec]3
W32/Koobfa-Gen [Sophos]3
Win-Trojan/Downloader.15360.IR [AhnLab]3
Generic.dx!mm [McAfee]2
Mal/EncPk-JB, Mal/EncPk-IO [Sophos]2
Net-Worm.Win32.Koobface.aid [Kaspersky Lab]2
W32/Koobfa-Gen, W32/Koobfa-Gen [Sophos]2
W32/Koobfa-Gen, W32/Koobfa-Gen, W32/Koobfa-Gen, Mal/KoobHeur-A [Sophos]2
Win32/Koobface.worm.25600.I [AhnLab]2
Worm.Win32.Koobface [Ikarus]2
Net-Worm.Win32.Koobface.aga [Kaspersky Lab]1
Net-Worm.Win32.Koobface.asg [Kaspersky Lab]1
Net-Worm.Win32.Koobface.xz [Kaspersky Lab]1
Net-Worm.Win32.Koobface.yv [Kaspersky Lab]1
Net-Worm.Win32.Koobface.yx [Kaspersky Lab]1
Trojan-Downloader.Win32.Agent.cfll [Kaspersky Lab]1
W32/Koobface.worm.gen.g [McAfee]1
Win32/Koobface.worm.15872.AU [AhnLab]1
Win32/Koobface.worm.15872.AW [AhnLab]1
Win32/Koobface.worm.15872.BL [AhnLab]1
Win32/Koobface.worm.32768.I [AhnLab]1
Win-Trojan/Agent.15360.OL [AhnLab]1
Win-Trojan/Downloader.15360.IT [AhnLab]1
Worm:Win32/Koobface.gen!D [Microsoft]1