84,488,480 programs installed

Should I remove Speed Test 127?

What percent of users and experts removed it?
88% remove it12% keep it
Overall Sentiment
What do people think about it?
(click star to rate)
How common is it?
Global Rank #14,494
United States Rank #21,657
Reach 0.0197%
Lifespan of installation (until removal)
< 9.31 days
274.74 days >
Average installed length: 144.35 days


VersionDistribution 100.00%

Other programs by BestOffersApp.com

Speed Test 127

What is Speed Test 127?

Speed Test is a web browser extension that injects display advertising in the user's browser. Ads are displayed in the form of banners and contextual text-links and are both injected in white space areas of the HTML page or over existing ads of the underlying web site. These ads are typically for PC optimization utilities, other bundled malware or other types of malvertising.

About  (from BestOffersApp.com)

From deals & coupons to fun & games, We help bring the web’s best offers to you. Save big, effortlessly! We deliver highly relevant deals, coupons and special offers as you shop online. The Product and Plugin may automatically download and install updates from time to time from Licensor. These updates are designed to i...  Read more


It adds a Browser Helper Object (BHO) to Internet Explorer. The primary executable is named BackgroundHost.exe. A majority of users end up uninstalling this less than a week of it being installed. The setup package generally installs about 17 files and is usually about 3.06 MB (3,205,552 bytes). The installed file updater.js is the auto-update component of the program which is designed to check for software updates and notify and apply them when new versions are discovered.
  • Malware detected in the program
  • Integrates into the web browser
  • Delivered through a thrid-party offer
  • The experts agree, you should remove it!
Warning, multiple anti-virus scanners have detected possible malware in Speed Test 127.
BackgroundHost.exe (99be5b3cd8f5887f75fbfd4497d7a278) has been flagged by the following 5 scanners:
Anti-Virus softwareVersionDetection
ESET-NOD32 8.9289 a variant of Win32/Toolbar.Besttoolbars.G
McAfee 5600.7238 Artemis!99BE5B3CD8F5
McAfee-GW-Edition 7.7238 Artemis!99BE5B3CD8F5
TrendMicro-HouseCall 7.2.26 TROJ_GEN.F47V0110
VIPRE Antivirus 25428 Besttoolbars (fs)
Speed Test 127 has been found to be bundled with 3rd party software. If you have not purposefully installed this, you should be safe uninstalling it.

Program detailsProgram details

Displayed publisher: BestOffers
URL: www.bestoffersapp.com
Installation folder: C:\Program Files\speed test 127
Uninstaller: C:\Program Files\Speed Test 127\uninstall.exe
Estimated size: 3.06 MB

Program filesFiles installed by Speed Test 127

Program executable:BackgroundHost.exe (Malware detected)
Name:Add-ons Framework
Path:C:\Program Files\speed test 127\BackgroundHost.exe
Additional files:
  • ScriptHost.dll - Add-ons Framework (ScriptHost)
  • ScriptHost64.dll
  • AddonsFramework.Typelib.dll (by Besttoolbars)
  • AddonsFramework.Typelib64.dll (by Besttoolbars)
  • (Malware detected) BackgroundHost.exe - BackgroundHost
  • uninst.exe
  • uninstall.exe
  • BackgroundHost64.exe
  • button.js
  • ButtonSite.dll - ButtonSite
  • ButtonSite64.dll
  • content.js
  • jquery-1.9.1.min.js
  • json2.min.js
  • rjs.js
  • updater.js
  • updaterWrapper.js

Program behaviorsBehaviors exhibited

2 Internet Explorer BHOs
  • ScriptHost64.dll is installed in Internet Explorer as a BHO (Browser Helper Object) under the name 'Speed Test 127' with the class of {11C8C9C0-D918-44C0-8B5E-D297DA42F2C7}.
  • ScriptHost.dll is installed in Internet Explorer as a BHO (Browser Helper Object) under the name 'Speed Test 127' with the class of {11C8C9C0-D918-44C0-8B5E-D297DA42F2C7}.

How do I remove Speed Test 127?

You can uninstall Speed Test 127 from your computer by using the Add/Remove Program feature in the Window's Control Panel.
  1. On the Start menu (for Windows 8, right-click the screen's bottom-left corner), click Control Panel, and then, under Programs, do one of the following:
    • Windows Vista/7/8/10: Click Uninstall a Program.
    • Windows XP: Click Add or Remove Programs.
  2. When you find the program Speed Test 127, click it, and then do one of the following:
    • Windows Vista/7/8/10: Click Uninstall.
    • Windows XP: Click the Remove or Change/Remove tab (to the right of the program).
  3. Follow the prompts. A progress bar shows you how long it will take to remove Speed Test 127.
  4. If for some reason uninstallation fails, please install Microsoft's uninstall fixer utility which will help fix problems with programs that can't be uninstalled at support.microsoft.com.

How do I reset my web browser?

If your web browser homepage and search settings have been modfied by Speed Test 127 you can restore them to their previous default settings.
Microsoft Internet Explorer
Mozilla Firefox
Google Chrome

Win 7 (SP1) 55%
Win Vista 1%
Uninstall it 88%
Keep it 12%

Windows OS versionsWindows

Which Windows OS versions does it run on?
Windows 7 65.30%
Windows 10 19.79%
Windows XP 9.25%
Windows Vista 5.66%
Which OS releases does it run on?
Windows 7 Home Premium 30.08%
Windows 7 Ultimate 21.59%
Microsoft Windows XP 9.25%
Windows 7 Professional 9.00%
Windows 8.1 6.94%
Windows Vista Home Premiu... 4.63%

Distribution by countryGeography

22.17% of installs come from the United States
Which countries install it?
  United States 22.17%
  Germany 7.81%
  Canada 6.80%
  DZ 4.53%
  United Kingdom 4.53%
  Brazil 3.02%
  India 3.02%
  Iran 2.77%
  France 2.27%
  Italy 2.02%
  Philippines 2.02%
  Egypt 1.76%
  UA 1.76%
  Belgium 1.51%

OEM distributionPC manufacturers

What PC manufacturers (OEMs) have it installed?
Hewlett-Packard 29.96%
Dell 18.29%
Acer 16.34%
ASUS 8.56%
Toshiba 6.61%
Samsung 5.06%
Medion 2.72%
Lenovo 2.33%
American Megatrends 1.56%
Sahara 1.56%
Sony 1.56%
Common models
HP Pavilion g6 Notebook P... 4.55%
HP 650 Notebook PC 3.25%
HP G62 Notebook PC 3.25%
HP ProBook 4540s 3.25%
HP Pavilion dv6 Notebook ... 2.60%
Acer Aspire E1-531 1.95%


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