Content

Generic PUP!hv.c!9e3c5852b149

Type
Program
SubType
-
Discovery Date
06/18/2009
Minimum DAT
5649 (06/17/2009)
Updated DAT
5649 (06/17/2009)
Minimum Engine
5300.2777
Description Added
06/18/2009
Description Modified
06/18/2009 7:31 AM (PT)

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Characteristics

This software is not a virus or a Trojan. It is detected as a "potentially unwanted program" (PUP). PUPs are any piece of software that a reasonably security- or privacy-minded computer user may want to be informed of and, in some cases, remove. PUPs are often made by a legitimate corporate entity for some beneficial purpose, but they alter the security state of the computer on which they are installed, or the privacy posture of the user of the system, such that most users will want to be aware of them.

Avert® Labs has observed the following system activities:

ActivityRisk Level
Enumerates open windows
Medium
Uses shared memory of other processes
Low
Creates registry keys and data values to persist on OS reboot
Informational
Registers DLLsInformational

System Changes

These are general defaults for typical path variables. (Although they may differ, these examples are common.):
%WinDir% = \WINDOWS (Windows 9x/ME/XP/Vista), \WINNT (Windows NT/2000)
%SystemDir% = \WINDOWS\SYSTEM (Windows 98/ME), \WINDOWS\SYSTEM32 (Windows XP/Vista), \WINNT\SYSTEM32 (Windows NT/2000)
%ProgramFiles% = \Program Files

The following files have been added to the system:

  • %USERPROFILE%\application data\microsoft\crypto
  • %USERPROFILE%\application data\microsoft\crypto\rsa
  • %USERPROFILE%\application data\microsoft\crypto\rsa\s-1-5-21-1202660629-602609370-839522115-500
  • The following registry elements have been created:

  • HKEY_LOCAL_MACHINE\software\classes\clsid\{538944d0-83c5-f94a-1a56-a86549d3de4b}\
    • (default) = adservefast browser enhancer
  • HKEY_LOCAL_MACHINE\software\classes\clsid\{538944d0-83c5-f94a-1a56-a86549d3de4b}\inprocserver32\
    • threadingmodel = apartment
  • HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\currentversion\explorer\browser helper objects\{538944d0-83c5-f94a-1a56-a86549d3de4b}\
    • noexplorer = 1
  • Removal

    AVERT recommends to always use latest DATs and engine. This threat will be cleaned if you have this combination.

    Additional Windows ME/XP removal considerations

    Aliases

    Aliases

      N/A