Threat Explorer

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PUA.Suptab

PUA.Suptab

Updated:
April 12, 2016
Infection Length:
Varies
Name:
Sup Tab
Version:
5.8.8.496
Risk Impact:
Low
Systems Affected:
Windows

Behavior

PUA.Suptab is a potentially unwanted application that modifies internet browser settings, collects browsing data, and displays advertisements.

Once executed, the application creates the following folder:
  • %ProgramFiles%\SupTab\WebDataJs

The application creates the following files:
  • %ProgramFiles%\SupTab\BHOEnabler.exe
  • %ProgramFiles%\SupTab\DpInterface32.dll
  • %ProgramFiles%\SupTab\DpInterface64.dll
  • %ProgramFiles%\SupTab\install.data
  • %ProgramFiles%\SupTab\RSHP.exe
  • %ProgramFiles%\SupTab\SearchProtect32.dll
  • %ProgramFiles%\SupTab\SearchProtect64.dll
  • %ProgramFiles%\SupTab\SpAPPSv32.dll
  • %ProgramFiles%\SupTab\SpAPPSv64.dll
  • %ProgramFiles%\SupTab\SupTab.dll
  • %ProgramFiles%\SupTab\uninstall.exe
  • %ProgramFiles%\ SupTab \ProtectService.exe
  • %ProgramFiles%\ SupTab \CmdShell.exe
  • %ProgramFiles%\ SupTab \HPNotify.exe
  • %ProgramFiles%\ SupTab \BrowserWatchCH.dll
  • %ProgramFiles%\ SupTab \BrowserWatchFF.dll
  • %ProgramFiles%\ SupTab \IeWatchDog.dll
  • %ProgramFiles%\SupTab\web\data.html
  • %ProgramFiles%\SupTab\web\img\arrow.png
  • %ProgramFiles%\SupTab\web\img\default_add_logo.png
  • %ProgramFiles%\SupTab\web\img\default_add_logo_hover.png
  • %ProgramFiles%\SupTab\web\img\default_logo.png
  • %ProgramFiles%\SupTab\web\img\googlelogo.png
  • %ProgramFiles%\SupTab\web\img\googlelogo2.png
  • %ProgramFiles%\SupTab\web\img\google_trends.png
  • %ProgramFiles%\SupTab\web\img\icon128.png
  • %ProgramFiles%\SupTab\web\img\icon16.png
  • %ProgramFiles%\SupTab\web\img\icon48.png
  • %ProgramFiles%\SupTab\web\img\loading.gif
  • %ProgramFiles%\SupTab\web\img\logo32.ico
  • %ProgramFiles%\SupTab\web\img\weather\0.png
  • %ProgramFiles%\SupTab\web\indexIE.html
  • %ProgramFiles%\SupTab\web\indexIE8.html
  • %ProgramFiles%\SupTab\web\js\common.js
  • %ProgramFiles%\SupTab\web\js\ga.js
  • %ProgramFiles%\SupTab\web\js\ie8.js
  • %ProgramFiles%\SupTab\web\js\jquery-1.11.0.min.js
  • %ProgramFiles%\SupTab\web\js\jquery.autocomplete.js
  • %ProgramFiles%\SupTab\web\js\js.js
  • %ProgramFiles%\SupTab\web\js\library.js
  • %ProgramFiles%\SupTab\web\js\xagainit.js
  • %ProgramFiles%\SupTab\web\main.css
  • %ProgramFiles%\SupTab\web\ver.txt
  • %ProgramFiles%\SupTab\web\_locales\en-US\messages.json
  • %ProgramFiles%\SupTab\web\_locales\es-419\messages.json
  • %ProgramFiles%\SupTab\web\_locales\es-ES\messages.json
  • %ProgramFiles%\SupTab\web\_locales\fr-BE\messages.json
  • %ProgramFiles%\SupTab\web\_locales\fr-CA\messages.json
  • %ProgramFiles%\SupTab\web\_locales\fr-CH\messages.json
  • %ProgramFiles%\SupTab\web\_locales\fr-FR\messages.json
  • %ProgramFiles%\SupTab\web\_locales\fr-LU\messages.json
  • %ProgramFiles%\SupTab\web\_locales\it-CH\messages.json
  • %ProgramFiles%\SupTab\web\_locales\it-IT\messages.json
  • %ProgramFiles%\SupTab\web\_locales\pl\messages.json
  • %ProgramFiles%\SupTab\web\_locales\pt\messages.json
  • %ProgramFiles%\SupTab\web\_locales\pt-BR\messages.json
  • %ProgramFiles%\SupTab\web\_locales\ru\messages.json
  • %ProgramFiles%\SupTab\web\_locales\ru-MO\messages.json
  • %ProgramFiles%\SupTab\web\_locales\tr-TR\messages.json
  • %ProgramFiles%\SupTab\web\_locales\vi-VI\messages.json
  • %ProgramFiles%\SupTab\web\_locales\zh-CN\messages.json
  • %ProgramFiles%\SupTab\web\_locales\zh-TW\messages.json

Next, the application creates the following registry entries:
  • HKEY_LOCAL_MACHINE\SOFTWARE\Classes\TypeLib\{968EDCE0-C10A-47BB-B3B6-FDF09F2A417D}\"1.0" = "SupTabLib"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Classes\TypeLib\{968EDCE0-C10A-47BB-B3B6-FDF09F2A417D}\1.0\0\"win32" = "%ProgramFiles%\SupTab\SupTab.dll"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Classes\TypeLib\{968EDCE0-C10A-47BB-B3B6-FDF09F2A417D}\1.0\"FLAGS" = "0"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Classes\TypeLib\{968EDCE0-C10A-47BB-B3B6-FDF09F2A417D}\1.0\"HELPDIR" = "%ProgramFiles%\SupTab"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\SupTab\"UninstallString" = "%ProgramFiles%\SupTab\uninstall.exe"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\SupTab\"DisplayName" = "SupTab"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\SupTab\"DisplayIcon" = "%SystemDrive%\Training Samples\1\a801fe37bb3729862b67fd8a752b55aa.exe"

The application creates the following registry subkeys:
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{3593C8B9-8E18-4B4B-B7D3-CB8BEB1AA42C}
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\SupTab\DisplayVersion
  • HKEY_CURRENT_USER\S-1-5-21-1454471165-854245398-682003330-1003\Software\Microsoft\Internet Explorer\TabbedBrowsing
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\SupTab
  • HKEY_LOCAL_MACHINE\SOFTWARE\supTab

The application installs a browser extension/add-on without user consent. The application also modifies browser search settings without user consent.

The application also displays out of context advertisements and collects user browsing activities.

Browser settings are not restored after the application is uninstalled.
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.