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What is v4bar.dll?

Part of MindSpark Toolbar Platform for Internet Explorer and Firefox by MindSpark

What is it?

MindSpark Toolbar Platform manages the myWebSearch Toolbar, a web-browser add-on that provides search functions to the browser menu as well as a toolbar. The toolbar automatically installed in many of Mindspark products, allowing user to query myWebSearch search engine.
Description of v4bar.dll from MindSpark
The Toolbar installs into your Internet browser and allows you to search the Internet with MyWebSearch, a known adware type program that changes and redircts all of your search results as well as DNS errors, and modifies your home page to mywebsearch.com or some other webpage. MyWebSearch automatically becomes your default search service which hijacks all your search requests as well as tracks your Internet surfing behavior to send you targeted advertising. Installs a MyWebSearch Mindspring Toolbar and Search Assistant in your web browser which monitors your search habits and redirects advertisements and search behaviors.
Download Boost and enjoy your PC. Remove MindSpark Toolbar Platform for Internet Explorer and Firefox and optimize your PC.

How is v4bar.dll loaded?

Internet Explorer BHO - The v4bar.dll BHO has a registered CLSID of {6eb534fb-2001-45c4-b860-bc904865a379}. A Browser Helper Object (BHO) is a module designed as a plugin for Microsoft's Internet Explorer web browser to provide added functionality. A BHO can introduce visible changes to a IE's interface, such as installing toolbars, but it can also run without any change to the interface.
Internet Explorer toolbar - The v4bar.dll browser toolbar extension has a registered CLSID of {e2993f50-db88-405c-baec-91a1805c3517}. These are the toolbars that are typically underneath the navigation bar and menu in Internet Explorer and are visible as either a full or partial row.
Internet Explorer web browser - v4bar.dll has a CLSID (globally unique identifier) of {E2993F50-DB88-405C-BAEC-91A1805C3517}. An IE Web Browser application supplements some of Internet Explorer's user interface components for browsing by adding additional features that interact with the Internet Explorer Browser. This is accomplished by utilizing Internet Explorer's layout and rendering engine and extending it.
Startup files (all users) run once - v4bar.dll is registered with the run identifier 'VideoDownloadConverter_4zbar Uninstall' and the execution command 'rundll32 C:\Program Files2\4ZUNIN~1.DLL,O -3' in the Windows registry HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce. RunOnce keys are used to launch a service or background process whenever a user logs into Windows. Once the application is launched for the first time its entry will be removed from the Registry so it does not run again when the user logins again. Applications here are designed to be used primarily by Setup programs.
MindSpark Toolbar Platform for Internet Explorer and Firefox is loaded by:


What is the community is seeing?What is the community is doing?
About 0.1% of all Boost users have the v4bar.dll file.Of the 0.1% of v4bar.dll users, 89.0% have disabled it.
How resource intensive is the loaded module v4bar.dll?
Comparison based on the average resource utilization across all programs.
                              0.00163414% CPU136.2%
Average thread CPU utilization across all loaded modules is 0.00120%.
Typical file (disk image) location:
C:\Program Files\dictionaryboss\bar\1.bin\v4bar.dll

What else is related?

What Windows OS versions does this run on?

Microsoft Windows XP (5.1.2600.196608)
Windows Vista (TM) Ultimate (6.0.6002.131072)
Windows 7 Ultimate (6.1.7601.65536)
Windows 7 Ultimate N (6.1.7601.65536)

About MindSpark

Mindspark Interactive Network, Inc is an operating business unit of IAC/InterActiveCorp focusing on interactive products and web portals. Mindspark operates IAC More...
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File details

File name: v4bar.dll
Publisher: MindSpark (verified)
Name: MindSpark Toolbar Platform for Internet Explorer and Firefox
Description: MindSpark Toolbar Platform
Version: 2, 5, 11, 20
Size: 691.14 KB
Original file name: t8Bar.dll

Digital certificate

Certificate authority: VeriSign
Effective date: 4/9/2012
Expiration date: 5/6/2015

Resource utilization

Total CPU: 0.0016341444%
Privileged CPU: 0.0014308329%
User CPU: 0.0002033115%
CPU Cycle count /sec: 37,496
Module memory size: 692 KB

Internet Explorer BHO details

CLSID: {cb41fc95-f1b3-4797-8bb6-1012ff62abba}

Internet Explorer toolbar details

CLSID: {3042df7a-e900-4389-9b94-923df0daa57e}

IE web browser details

CLSID: {3042DF7A-E900-4389-9B94-923DF0DAA57E}

Startup files (all users) run once details

Name: VideoDownloadConverter_4zbar Uninstall
Command: rundll32 C:\Program Files2\4ZUNIN~1.DLL,O -3

Image hashes

MD5: e677da89c026322409307ed0f0a46a1c
SHA-1: 129fa5cea7fc6477bb0e7e78a5baa817ccfb5eb9
SHA-256: 7dca560ce5a70817be22568f0ea45da6ee45d5010efe9368f86cb034b6688571

PE image details

Subsystem: Windows GUI
File packed: No
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