Threat Explorer

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13 February 2007
Risk Impact:
File Names:
Systems Affected:


Adware.PrecisionPop is an adware component that downloads and displays advertisements.


Your Symantec program detects Adware.PrecisionPop.


This adware program must be manually installed. However, some programs may install it as part of their installation routine.

Antivirus Protection Dates

  • Initial Rapid Release version 02 October 2014 revision 022
  • Latest Rapid Release version 01 February 2015 revision 020
  • Initial Daily Certified version 15 February 2004
  • Latest Daily Certified version 28 September 2010 revision 036
  • Initial Weekly Certified release date 18 February 2004
Click here for a more detailed description of Rapid Release and Daily Certified virus definitions.

When Adware.PrecisionPop is executed, it performs the following actions
  1. Accesses a script on a predetermined Web site.

  2. Generates pop-up windows when you access certain Web pages.

  3. Adds the value:

    "bin32hpu" = "[PATH TO EXECUTABLE]"

    to the registry key:

    HKEY_LOCAL_MACHINE\Software\Microsoft\Current Version\Run

    so that the risk runs every time Windows starts.
  4. Adds the registry keys:


    and adds values to them.

The following instructions pertain to all Symantec antivirus products that support Security Risk detection.
  1. Update the definitions.
  2. Run a full system scan and delete all the files detected as Adware.PrecisionPop.
  3. Delete the value that was added to the registry.
For specific details on each of these steps, read the following instructions.

1. Updating the definitions
To obtain the most recent definitions, start your Symantec program and run LiveUpdate.

2. Scanning for and deleting the files
  1. Start your Symantec antivirus program and run a full system scan.
  2. If any files are detected as Adware.PrecisionPop, click Delete.

    Note: If your Symantec antivirus product reports that it cannot delete a detected file, write down the path and file names. Then use Windows Explorer to locate and delete the file.

3. Deleting the value from the registry
WARNING: Symantec strongly recommends that you back up the registry before making any changes to it. Incorrect changes to the registry can result in permanent data loss or corrupted files. Modify the specified keys only. Read the document, "How to make a backup of the Windows registry ," for instructions.
  1. Click Start, and then click Run. (The Run dialog box appears.)
  2. Type regedit

    Then click OK. (The Registry Editor opens.)

  3. Navigate to the subkey:


  4. In the right pane, delete the value:

    "bin32hpu" = "[PATH TO EXECUTABLE]"

  5. Navigate to and delete the subkeys:

  6. Exit the Registry Editor.