74,139,804 programs installed

Should I remove Koala Personal Search?

What percent of users and experts removed it?
43% remove it57% keep it
Overall Sentiment
What do people think about it?
(click star to rate)
How common is it?
Global Rank #45,990
United States Rank #24,534
Reach 0.0018%
Lifespan of installation (until removal)
< 5.58 days
164.53 days >
Average installed length: 86.45 days


VersionDistribution 9.09% 4.55% 36.36% 36.36% 13.64%

Koala Personal Search

What is Koala Personal Search?  (from koala-search.com)

Koala is a browser add-on that aggregates search results from personal accounts, such as Facebook, Gmail, Dropbox and many others. It also lets you customize your search sources and view results from your favorite websites. Once installed, Koala is conveniently accessed right from your browser toolbar and provides one...  Read more


Koala Personal Search is a program developed by koala-search.com. The most used version is, with over 98% of all installations currently using this version. During setup, the program registers itself to launch on boot through a Windows Schedule Task in order to automatically start-up (this is typically done to avoid any UAC prompts). It adds a Browser Helper Object (BHO) to Internet Explorer. The main program executable is utils.exe. The software installer includes 42 files and is usually about 8.45 MB (8,857,944 bytes). Koala Personal Search-updater.exe is the automatic update component of the software designed to download and apply new updates should new versions be released. In comparison to the total number of users, most PCs are running the OS Windows 7 (SP1) as well as Windows 8. The distribution of this has mostly been seen in the United States.

The program is built using the Crossrider framework, a cross browser monetization platform used to deploy a toolbar and extension for modern web browsers with monetization features including browser search and homepage redirection, contextual coupons and in-line text advertising. Crossrider extensions include background processes to monitor, update and automatically download new features/code without direct user interaction.
  • Automatically starts with Windows
  • Loads into the web browser
  • Built on the Crossrider toolbar platform and potentially unwanted
  • May inject ads in the web browser
  • 'Offers' to modify the browser's home and search pages by default
  • Difficult to remove as it will reinstall itself
  • Remove Koala Personal Search with Reason Core Security.

Program detailsProgram details

Displayed publisher: Koala Personal Search
Installation folder: C:\Program Files\koala personal search
Uninstaller: C:\Program Files\Koala Personal Search\Uninstall.exe /fromcontrolpanel=1
Warning, the included uninstaller may not work, it is highly recommended to use Reason Core Security.
Estimated size: 8.45 MB

Program filesFiles installed by Koala Personal Search

Program executable:utils.exe
Path:C:\Program Files\koala personal search\utils.exe
Additional files:
  • 0b89fa97-ad6b-4a3d-a7db-799735cfd6bb-2.exe - Koala Personal Search (Koala Personal Search exe)
  • 0b89fa97-ad6b-4a3d-a7db-799735cfd6bb-4.exe
  • 0b89fa97-ad6b-4a3d-a7db-799735cfd6bb-5.exe
  • a4949a33-329c-41d1-83bd-d03cabc2da05-2.exe
  • a4949a33-329c-41d1-83bd-d03cabc2da05-4.exe
  • a4949a33-329c-41d1-83bd-d03cabc2da05-5.exe
  • a7770fc2-cb42-4dd8-881c-a71da371137c-11.exe
  • a7770fc2-cb42-4dd8-881c-a71da371137c-2.exe
  • a7770fc2-cb42-4dd8-881c-a71da371137c-4.exe
  • a7770fc2-cb42-4dd8-881c-a71da371137c-5.exe
  • a7770fc2-cb42-4dd8-881c-a71da371137c-6.exe
  • a7770fc2-cb42-4dd8-881c-a71da371137c-64.exe
  • a7770fc2-cb42-4dd8-881c-a71da371137c-7.exe
  • ae0ba551-2e8b-4d6e-9521-234bc94bf51b-11.exe
  • ae0ba551-2e8b-4d6e-9521-234bc94bf51b-2.exe
  • ae0ba551-2e8b-4d6e-9521-234bc94bf51b-4.exe
  • ae0ba551-2e8b-4d6e-9521-234bc94bf51b-5.exe
  • fb6c5866-099a-461e-8e02-41dad918ecfc-2.exe
  • fb6c5866-099a-461e-8e02-41dad918ecfc-4.exe
  • fb6c5866-099a-461e-8e02-41dad918ecfc-5.exe
  • Koala Personal Search-bg.exe
  • Koala Personal Search-bho.dll - Koala Personal Search BHO
  • Koala Personal Search-bho64.dll
  • Koala Personal Search-buttonutil.exe
  • Koala Personal Search-buttonutil64.exe
  • Koala Personal Search-chromeinstaller.exe
  • Koala Personal Search-codedownloader.exe
  • Koala Personal Search-enabler.exe
  • Koala Personal Search-firefoxinstaller.exe
  • Koala Personal Search-updater.exe
  • Koala Personal Search-buttonutil.dll
  • Koala Personal Search-buttonutil64.dll
  • Koala Personal Search-helper.exe
  • Uninstall.exe

Program behaviorsBehaviors exhibited

2 Internet Explorer BHOs
  • Koala Personal Search-bho.dll is installed in Internet Explorer as a BHO (Browser Helper Object) under the name 'Koala Personal Search' with the class of {11111111-1111-1111-1111-110411671108} (CrossriderApp0046708).
  • Koala Personal Search-bho64.dll is installed in Internet Explorer as a BHO (Browser Helper Object) under the name 'Koala Personal Search' with the class of {11111111-1111-1111-1111-110411671108} (CrossriderApp0046708).
24 Scheduled Tasks (Boot/Login)
  • Koala Personal Search-codedownloader.exe is automatically launched at startup through a scheduled task named fb6c5866-099a-461e-8e02-41dad918ecfc-1.
  • fb6c5866-099a-461e-8e02-41dad918ecfc-5.exe is automatically launched at startup through a scheduled task named fb6c5866-099a-461e-8e02-41dad918ecfc-5.
  • fb6c5866-099a-461e-8e02-41dad918ecfc-4.exe is automatically launched at startup through a scheduled task named fb6c5866-099a-461e-8e02-41dad918ecfc-4.
  • fb6c5866-099a-461e-8e02-41dad918ecfc-2.exe is automatically launched at startup through a scheduled task named fb6c5866-099a-461e-8e02-41dad918ecfc-2.
  • a7770fc2-cb42-4dd8-881c-a71da371137c-7.exe is automatically launched at startup through a scheduled task named a7770fc2-cb42-4dd8-881c-a71da371137c-1.
  • a7770fc2-cb42-4dd8-881c-a71da371137c-6.exe is automatically launched at startup through a scheduled task named a7770fc2-cb42-4dd8-881c-a71da371137c-6.
  • Plus 18 more

How do I remove Koala Personal Search?

Quickly and completely remove Koala Personal Search from your computer by downloading "Should I Remove It?", its 100% FREE and installs in seconds (click the button below).
Download "Should I Remove It?", it's FREE!Remove Koala Personal Search from your computer.
Or, you can uninstall Koala Personal Search 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: Click Uninstall a Program.
    • Windows XP: Click Add or Remove Programs.
  2. When you find the program Koala Personal Search, click it, and then do one of the following:
    • Windows Vista/7/8: 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 Koala Personal Search.
  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 Koala Personal Search you can restore them to their previous default settings.
Microsoft Internet Explorer
Mozilla Firefox
Google Chrome

Win 7 (SP1) 68%
Win Vista (SP2) 5%
Scheduled task? Yes
(Runs on Windows boot)
Uninstall it 43%
Keep it 57%

Windows OS versionsWindows

Which Windows OS versions does it run on?
Windows 7 68.18%
Windows 8 27.27%
Windows Vista 4.55%
Which OS releases does it run on?
Windows 7 Home Premium 54.55%
Windows 8 18.18%
Windows 7 Professional 9.09%
Windows 8.1 9.09%
Windows Vista Home Premiu... 4.55%
Windows 7 Enterprise 4.55%

Distribution by countryGeography

100.00% of installs come from the United States
Which countries install it?
  United States 100.00%

OEM distributionPC manufacturers

What PC manufacturers (OEMs) have it installed?
Dell 27.27%
Hewlett-Packard 27.27%
Toshiba 13.64%
Acer 13.64%
ASUS 9.09%
Gateway 4.55%
Lenovo 4.55%
Common models
HP 2000 Notebook PC 9.09%
TOSHIBA Satellite C875 4.55%
TOSHIBA Satellite C655 4.55%
TOSHIBA Satellite A665 4.55%
Hewlett-Packard p7-1054 4.55%
Hewlett-Packard p6-2330 4.55%


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