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PUA.VMNToolbar

PUA.VMNToolbar

Updated:
August 28, 2017
Infection Length:
Varies
Name:
VMN Toolbar
Version:
3.2.0.2
Publisher:
Visicom Media Inc.
Risk Impact:
Low
Systems Affected:
Windows

Behavior

PUA.VMNToolbar is a potentially unwanted application that modifies internet browser settings on the computer.

Antivirus Protection Dates

  • Initial Rapid Release version August 28, 2017 revision 002
  • Latest Rapid Release version September 18, 2017 revision 006
  • Initial Daily Certified version August 28, 2017 revision 006
  • Latest Daily Certified version September 18, 2017 revision 019
  • Initial Weekly Certified release date August 30, 2017
Click here for a more detailed description of Rapid Release and Daily Certified virus definitions.
Once executed, the application creates the following folders:
  • %ProgramFiles%\vmndtxtb\chrome\content\widgets\net.vmn.www.Coupons
  • %ProgramFiles%\vmndtxtb\chrome\content\widgets\net.vmn.www.Facebook
  • %ProgramFiles%\vmndtxtb\chrome\content\widgets\net.vmn.www.Twitter
  • %ProgramFiles%\vmndtxtb\chrome\content\widgets\net.vmn.www.YouTube
  • %ProgramFiles%\vmndtxtb\chrome\skin

The application creates the following files:
  • %AppData%\vmndtxtb\dtx.ini
  • %AppData%\vmndtxtb\guid.dat
  • %AppData%\vmndtxtb\setupCfg.xml
  • %AppData%\vmndtxtb\vmn3_2dn.dll
  • %AppData%\vmndtxtb\vmn3_2dn.dl_
  • %AppData%\vmndtxtb\vmn3_2dn.exe
  • %AppData%\vmndtxtb\vmn3_2dn.ex_
  • %ProgramFiles%\vmndtxtb\auxi\config.xml
  • %ProgramFiles%\vmndtxtb\auxi\vmndtxAu.dll
  • %ProgramFiles%\vmndtxtb\chrome\content\custom.js
  • %ProgramFiles%\vmndtxtb\chrome\content\lib\about.xml
  • %ProgramFiles%\vmndtxtb\chrome\content\lib\dtxpanel.xul
  • %ProgramFiles%\vmndtxtb\chrome\content\lib\dtxpanelwin.xul
  • %ProgramFiles%\vmndtxtb\chrome\content\lib\dtxprefwin.xul
  • %ProgramFiles%\vmndtxtb\chrome\content\lib\dtxwin.xul
  • %ProgramFiles%\vmndtxtb\chrome\content\lib\emailnotifierproviders.xml
  • %ProgramFiles%\vmndtxtb\chrome\content\lib\external.js
  • %ProgramFiles%\vmndtxtb\chrome\content\lib\neterror.xhtml
  • %ProgramFiles%\vmndtxtb\chrome\content\lib\rsspreview.html
  • %ProgramFiles%\vmndtxtb\chrome\content\lib\rsswin.xml
  • %ProgramFiles%\vmndtxtb\chrome\content\lib\rsswin.xsl
  • %ProgramFiles%\vmndtxtb\chrome\content\lib\wmpstreamer.html
  • %ProgramFiles%\vmndtxtb\chrome\content\modules\datastore.jsm
  • %ProgramFiles%\vmndtxtb\chrome\content\newtab\images\btn_search.gif
  • %ProgramFiles%\vmndtxtb\chrome\content\newtab\images\bullet.gif
  • %ProgramFiles%\vmndtxtb\chrome\content\newtab\images\field_bg.gif
  • %ProgramFiles%\vmndtxtb\chrome\content\newtab\images\powered_by_yahoo.gif
  • %ProgramFiles%\vmndtxtb\chrome\content\newtab\newtab.html
  • %ProgramFiles%\vmndtxtb\chrome\content\preferences.xml
  • %ProgramFiles%\vmndtxtb\chrome\content\toolbar.htm
  • %ProgramFiles%\vmndtxtb\chrome\content\toolbar.xul
  • %ProgramFiles%\vmndtxtb\chrome\content\widgets\.cvsignore
  • %ProgramFiles%\vmndtxtb\chrome\data\coupons\merchants.xml
  • %ProgramFiles%\vmndtxtb\chrome\data\rss\rss.xml
  • %ProgramFiles%\vmndtxtb\chrome\data\search\engines.xml
  • %ProgramFiles%\vmndtxtb\chrome\data\search\search.xsl
  • %ProgramFiles%\vmndtxtb\chrome\data\weather\icons.xml
  • %ProgramFiles%\vmndtxtb\components\windowmediator.js
  • %ProgramFiles%\vmndtxtb\EXERunner.exe
  • %ProgramFiles%\vmndtxtb\install.ico
  • %ProgramFiles%\vmndtxtb\manifest.xml
  • %ProgramFiles%\vmndtxtb\previousChromeSearch.dat
  • %ProgramFiles%\vmndtxtb\previousStartPage.dat
  • %ProgramFiles%\vmndtxtb\search.ico
  • %ProgramFiles%\vmndtxtb\uninstall.exe
  • %ProgramFiles%\vmndtxtb\vmndtxDx.dll
  • %ProgramFiles%\vmndtxtb\vmndtxtb.dll

Next, the application creates the following registry entries:
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\"Network Error Advisor" = ""%ProgramFiles%\vmndtxtb\ExeRunner.exe" vmndtxtb vmn3_2dn"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{d5b8015d-68af-4b2c-9412-e349d82ab4a2}\"" = "Updater For VMN Toolbar"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{d5b8015d-68af-4b2c-9412-e349d82ab4a2}\InprocServer32\"" = "%ProgramFiles%\vmndtxtb\auxi\vmndtxAu.dll"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{d5b8015d-68af-4b2c-9412-e349d82ab4a2}\InprocServer32\"ThreadingModel" = "Apartment"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{f379a94e-3c5d-4bad-b32c-0e3af1cc3617}\"" = "VMN Toolbar"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{f379a94e-3c5d-4bad-b32c-0e3af1cc3617}\InprocServer32\"" = "%ProgramFiles%\vmndtxtb\vmndtxDx.dll"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{f379a94e-3c5d-4bad-b32c-0e3af1cc3617}\InprocServer32\"ThreadingModel" = "Apartment"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Internet Explorer\Low Rights\ElevationPolicy\{98f782cf-9b6b-41ca-909b-b4fdc0bbc23a}\"AppName" = "uninstall.exe"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Internet Explorer\Low Rights\ElevationPolicy\{98f782cf-9b6b-41ca-909b-b4fdc0bbc23a}\"AppPath" = "%ProgramFiles%\vmndtxtb"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Internet Explorer\Low Rights\ElevationPolicy\{98f782cf-9b6b-41ca-909b-b4fdc0bbc23a}\"Policy" = "3"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Internet Explorer\Toolbar\"{f379a94e-3c5d-4bad-b32c-0e3af1cc3617}" = "VMN Toolbar"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{d5b8015d-68af-4b2c-9412-e349d82ab4a2}\" = "Updater For VMN Toolbar"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{f379a94e-3c5d-4bad-b32c-0e3af1cc3617}\"" = "VMN Toolbar"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\vmndtxtb\"Publisher" = "Visicom Media Inc."
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\vmndtxtb\"DisplayVersion" = "3.2.0.2"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\vmndtxtb\"DisplayIcon" = "%ProgramFiles%\vmndtxtb\install.ico"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\vmndtxtb\"DisplayName" = "VMN Toolbar"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\vmndtxtb\"InstallLocation" = "%ProgramFiles%\vmndtxtb"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\vmndtxtb\"UninstallString" = "%ProgramFiles%\vmndtxtb\uninstall.exe"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\vmndtxtb\"NoModify" = "1"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\vmndtxtb\"NoRepair" = "1"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\vmndtxtb\"EstimatedSize" = "275"
  • HKEY_CURRENT_USER\S-1-5-21-1454471165-854245398-682003330-1003\Software\Microsoft\Internet Explorer\SearchScopes\{3BD44F0E-0596-4008-AEE0-45D47E3A8F0E}\"URL" = "http://www.mystart.com/search_w.php?fr=chr-vmn&type=vmn3_2msch&q={searchTerms}"
  • HKEY_CURRENT_USER\S-1-5-21-1454471165-854245398-682003330-1003\Software\Microsoft\Internet Explorer\SearchScopes\{3BD44F0E-0596-4008-AEE0-45D47E3A8F0E}\"DisplayName" = "Search The Web"
  • HKEY_CURRENT_USER\S-1-5-21-1454471165-854245398-682003330-1003\Software\Microsoft\Internet Explorer\SearchScopes\{3BD44F0E-0596-4008-AEE0-45D47E3A8F0E}\"FaviconURLFallback" = "http://search.yahoo.com/favicon.ico"
  • HKEY_CURRENT_USER\S-1-5-21-1454471165-854245398-682003330-1003\Software\Microsoft\Internet Explorer\SearchScopes\{3BD44F0E-0596-4008-AEE0-45D47E3A8F0E}\"FaviconPath" = "%ProgramFiles%\vmndtxtb\search.ico"
  • HKEY_CURRENT_USER\S-1-5-21-1454471165-854245398-682003330-1003\Software\Microsoft\Internet Explorer\SearchScopes\{3BD44F0E-0596-4008-AEE0-45D47E3A8F0E}\"SuggestionsURLFallback" = "http://ie.search.yahoo.com/os?appid=ie8&command={searchTerms}"

The application is a internet browser toolbar that changes the default search provider to Yahoo and changes the browser home page to www.mystart.com.



You may have arrived at this page either because you have been alerted by your Symantec product about this risk, or you are concerned that your computer has been affected by this risk.

Before proceeding further we recommend that you run a full system scan . If that does not resolve the problem you can try one of the options available below.



FOR NORTON USERS
If you are a Norton product user, we recommend you try the following resources to remove this risk.


Removal Tool

If you have an infected Windows system file, you may need to replace it using the Windows installation CD .


How to reduce the risk of infection
The following resources provide further information and best practices to help reduce the risk of infection.



FOR BUSINESS USERS
If you are a Symantec business product user, we recommend you try the following resources to remove this risk.


Identifying and submitting suspect files
Submitting suspicious files to Symantec allows us to ensure that our protection capabilities keep up with the ever-changing threat landscape. Submitted files are analyzed by Symantec Security Response and, where necessary, updated definitions are immediately distributed through LiveUpdate™ to all Symantec end points. This ensures that other computers nearby are protected from attack. The following resources may help in identifying suspicious files for submission to Symantec.


Removal Tool

If you have an infected Windows system file, you may need to replace it using the Windows installation CD .


How to reduce the risk of infection
The following resource provides further information and best practices to help reduce the risk of infection.
Protecting your business network



MANUAL REMOVAL
The following instructions pertain to all current Symantec antivirus products.


1. Performing a full system scan
How to run a full system scan using your Symantec product


2. Restoring settings in the registry
Many risks make modifications to the registry, which could impact the functionality or performance of the compromised computer. While many of these modifications can be restored through various Windows components, it may be necessary to edit the registry. See in the Technical Details of this writeup for information about which registry keys were created or modified. Delete registry subkeys and entries created by the risk and return all modified registry entries to their previous values.