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What is MyShopSearch?

The Malwarebytes research team has determined that MyShopSearch is a browser hijacker. These so-called "hijackers" manipulate your browser(s), for example to change your startpage or searchscopes, so that the affected browser visits their site or one of their choice.
This particualr one changes your default search engine.

How do I know if my computer is affected by MyShopSearch?

You may see this entry in your list of installed Chrome extensions:


You may have noticed these warnings during install:




How did MyShopSearch get on my computer?

Browser hijackers use different methods for distributing themselves. This particular one was downloaded from the webstore:


after a redirect from a website:


How do I remove MyShopSearch?

Our program Malwarebytes can detect and remove this search hijacker.

  • Please download Malwarebytes for Windows to your desktop.
  • Double-click MBSetup.exe and follow the prompts to install the program.
  • When your Malwarebytes for Windows installation completes, the program opens to the Welcome to Malwarebytes screen.
  • Click on the Get started button.
  • Click Scan to start a Threat Scan.
  • When the scan is finished click Quarantine to remove the found threats.
  • Reboot the system if prompted to complete the removal process.

Is there anything else I need to do to get rid of MyShopSearch?

  • No, Malwarebytes removes MyShopSearch completely.

How would the full version of Malwarebytes help protect me?

We hope our application and this guide have helped you eradicate this hijacker.

As you can see below Malwarebytes Browser Guard, and the full version of Malwarebytes would have protected you against the MyShopSearch hijacker. It would have blocked their website, giving you a chance to stop it before it became too late.






Technical details for experts

Possible signs in FRST logs:


CHR DefaultSearchURL: Default -> hxxps://myshopsearch.com/results.php?pub=3200&v=401&q={searchTerms}
CHR DefaultSearchKeyword: Default -> MyShopSearch
CHR DefaultSuggestURL: Default -> hxxps://myshopsearch.com/gjson.php?q={searchTerms}
CHR Extension: (MyShop) - C:\Users\{username}\AppData\Local\Google\Chrome\User Data\Default\Extensions\oplkomofpnnclabnbficnljkbnnjbngg [2021-08-04]

Alterations made by the installer:

File system details [View: All details] (Selection)
    Adds the folder C:\Users\{username}\AppData\Local\Google\Chrome\User Data\Default\Extensions\oplkomofpnnclabnbficnljkbnnjbngg\1.0_0
       Adds the file background.js"="6/5/2021 6:10 PM, 1326 bytes, A
       Adds the file icon128.png"="8/4/2021 10:26 AM, 5625 bytes, A
       Adds the file manifest.json"="8/4/2021 10:26 AM, 1569 bytes, A
    Adds the folder C:\Users\{username}\AppData\Local\Google\Chrome\User Data\Default\Extensions\oplkomofpnnclabnbficnljkbnnjbngg\1.0_0\_metadata
       Adds the file computed_hashes.json"="8/4/2021 10:26 AM, 136 bytes, A
       Adds the file verified_contents.json"="6/30/2021 1:45 PM, 1523 bytes, A

Registry details [View: All details] (Selection)
       "oplkomofpnnclabnbficnljkbnnjbngg"="REG_SZ", "0E478F8D5EEDD056854442CCD11F7FFB3C18DC1DAF49823A6B456288219D7793"

Malwarebytes log:


-Log Details-
Scan Date: 8/4/21
Scan Time: 10:32 AM
Log File: 8ab69e26-f4fe-11eb-995e-080027235d76.json

-Software Information-
Components Version: 1.0.1413
Update Package Version: 1.0.43852
License: Premium

-System Information-
OS: Windows 7 Service Pack 1
CPU: x64
File System: NTFS
User: {username}-PC\{username}

-Scan Summary-
Scan Type: Threat Scan
Scan Initiated By: Manual
Result: Completed
Objects Scanned: 258081
Threats Detected: 5
Threats Quarantined: 5
Time Elapsed: 1 min, 32 sec

-Scan Options-
Memory: Enabled
Startup: Enabled
Filesystem: Enabled
Archives: Enabled
Rootkits: Disabled
Heuristics: Enabled
PUP: Detect
PUM: Detect

-Scan Details-
Process: 0
(No malicious items detected)

Module: 0
(No malicious items detected)

Registry Key: 0
(No malicious items detected)

Registry Value: 1
PUP.Optional.SearchEngineHijack.Generic, HKCU\SOFTWARE\GOOGLE\CHROME\PREFERENCEMACS\Default\extensions.settings|oplkomofpnnclabnbficnljkbnnjbngg, Quarantined, 16689, 930423, , , , , , 

Registry Data: 0
(No malicious items detected)

Data Stream: 0
(No malicious items detected)

Folder: 1
PUP.Optional.SearchEngineHijack.Generic, C:\USERS\{username}\APPDATA\LOCAL\GOOGLE\CHROME\USER DATA\DEFAULT\EXTENSIONS\OPLKOMOFPNNCLABNBFICNLJKBNNJBNGG, Quarantined, 16689, 930423, 1.0.43852, , ame, , , 

File: 3
PUP.Optional.SearchEngineHijack.Generic, C:\USERS\{username}\APPDATA\LOCAL\GOOGLE\CHROME\USER DATA\Default\Secure Preferences, Replaced, 16689, 930423, , , , , 52CB4BE9DA5D2C8AA12D93427C0A1C26, 37F24711BCA465FE3E54E796D020A230A641626B1CC083FDE57B4F8D8C61AFCC
PUP.Optional.SearchEngineHijack.Generic, C:\USERS\{username}\APPDATA\LOCAL\GOOGLE\CHROME\USER DATA\Default\Preferences, Replaced, 16689, 930423, , , , , 311ABD09D1624B703F6643AA7F3918E7, 8DB57B6B52428D5E6C6347A4C38B86F7F8420490AB10C570478C51A98B986F21
PUP.Optional.SearchEngineHijack.Generic, C:\USERS\{username}\APPDATA\LOCAL\GOOGLE\CHROME\USER DATA\DEFAULT\EXTENSIONS\OPLKOMOFPNNCLABNBFICNLJKBNNJBNGG\1.0_0\MANIFEST.JSON, Quarantined, 16689, 930423, 1.0.43852, , ame, , 017E7694B8A586F1E123DEC8C6B88EC6, 1D91DADCC49F4188F7AB58CA4C39EF6C756722A2AB9F2A8A640EAAF826FE1913

Physical Sector: 0
(No malicious items detected)

WMI: 0
(No malicious items detected)


As mentioned before the full version of Malwarebytes could have protected your computer against this threat.
We use different ways of protecting your computer(s):

  • Dynamically Blocks Malware Sites & Servers
  • Malware Execution Prevention

Save yourself the hassle and get protected.

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