What is Domain Trust Checker?
The Malwarebytes research team has determined that Domain Trust Checker 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.
How do I know if my computer is affected by Domain Trust Checker?
You may see this entry in your list of installed Chrome extensions:

and these warnings during install:


How did Domain Trust Checker get on my computer?
Browser hijackers use different methods for distributing themselves. This particular one was promoted using fake alert sites. After a few redirects we ended up in the webstore.

and is being promoted on their website:

How do I remove Domain Trust Checker?
Our program Malwarebytes can detect and remove this potentially unwanted program.
- 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.
- No, Malwarebytes removes Domain Trust Checker completely.
We hope our application and this guide have helped you eradicate this hijacker.
As you can see below the full version of Malwarebytes would have protected you against the Domain Trust Checker hijacker. It would have blocked the domains redirecting you to the webstore:
Technical details for experts
Possible signs in FRST logs:
CHR Extension: (Domain Trust Checker) - C:\Users\{username}\AppData\Local\Google\Chrome\User Data\Default\Extensions\acpeimiplhoapnlpldgapfbhgfnblgdp [2021-11-29]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\acpeimiplhoapnlpldgapfbhgfnblgdp\1.0_0 Adds the file krakFianim.js"="9/24/2021 3:41 AM, 9254 bytes, A Adds the file manifest.json"="11/29/2021 12:58 PM, 994 bytes, A Adds the folder C:\Users\{username}\AppData\Local\Google\Chrome\User Data\Default\Extensions\acpeimiplhoapnlpldgapfbhgfnblgdp\1.0_0\_metadata Adds the file computed_hashes.json"="11/29/2021 12:58 PM, 230 bytes, A Adds the file verified_contents.json"="9/24/2021 3:21 AM, 1885 bytes, A Adds the folder C:\Users\{username}\AppData\Local\Google\Chrome\User Data\Default\Extensions\acpeimiplhoapnlpldgapfbhgfnblgdp\1.0_0\gotHas Adds the file image128.png"="11/29/2021 12:58 PM, 6713 bytes, A Adds the file image16.png"="11/29/2021 12:58 PM, 723 bytes, A Adds the file image32.png"="11/29/2021 12:58 PM, 1687 bytes, A Adds the file image64.png"="11/29/2021 12:58 PM, 3587 bytes, A Adds the folder C:\Users\{username}\AppData\Local\Google\Chrome\User Data\Default\Local Extension Settings\acpeimiplhoapnlpldgapfbhgfnblgdp Adds the file 000003.log"="11/29/2021 1:00 PM, 385 bytes, A Adds the file CURRENT"="11/29/2021 12:58 PM, 16 bytes, A Adds the file LOCK"="11/29/2021 12:58 PM, 0 bytes, A Adds the file LOG"="11/29/2021 12:58 PM, 371 bytes, A Adds the file MANIFEST-000001"="11/29/2021 12:58 PM, 41 bytes, A Registry details [View: All details] (Selection) ------------------------------------------------ [HKEY_CURRENT_USER\Software\Google\Chrome\PreferenceMACs\Default\extensions.settings] "acpeimiplhoapnlpldgapfbhgfnblgdp"="REG_SZ", "D6082339746C7BF48534C47330FAB3067C47F68BDAABEA8129B9FCCF70508E15"Malwarebytes log:
Malwarebytes www.malwarebytes.com -Log Details- Scan Date: 11/29/21 Scan Time: 1:08 PM Log File: 01eac764-510d-11ec-8c73-080027235d76.json -Software Information- Version: 4.4.11.149 Components Version: 1.0.1513 Update Package Version: 1.0.47866 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: 242865 Threats Detected: 10 Threats Quarantined: 10 Time Elapsed: 1 min, 56 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.ForcedExtension, HKCU\SOFTWARE\GOOGLE\CHROME\PREFERENCEMACS\Default\extensions.settings|acpeimiplhoapnlpldgapfbhgfnblgdp, Quarantined, 289, 1001449, , , , , , Registry Data: 0 (No malicious items detected) Data Stream: 0 (No malicious items detected) Folder: 2 PUP.Optional.ForcedExtension, C:\USERS\{username}\APPDATA\LOCAL\GOOGLE\CHROME\USER DATA\Default\Local Extension Settings\acpeimiplhoapnlpldgapfbhgfnblgdp, Quarantined, 289, 1001449, , , , , , PUP.Optional.ForcedExtension, C:\USERS\{username}\APPDATA\LOCAL\GOOGLE\CHROME\USER DATA\Default\EXTENSIONS\acpeimiplhoapnlpldgapfbhgfnblgdp, Quarantined, 289, 1001449, 1.0.47866, , ame, , , File: 7 PUP.Optional.ForcedExtension, C:\USERS\{username}\APPDATA\LOCAL\GOOGLE\CHROME\USER DATA\Default\Secure Preferences, Replaced, 289, 1001449, , , , , EBF61DB459A8C3448E3EE40D792C4968, EF7943B7E7D1FEDBABA2DD4079920C12AA0D86350F87E58626E91DBB13DEDB20 PUP.Optional.ForcedExtension, C:\USERS\{username}\APPDATA\LOCAL\GOOGLE\CHROME\USER DATA\Default\Preferences, Replaced, 289, 1001449, , , , , 7422C33110DC853FDEFC2C9713541ED4, C4B0BAD9517DD4D8BB8F67D15B122341D719FD1D33579EC49CC4EB5D71189B02 PUP.Optional.ForcedExtension, C:\Users\{username}\AppData\Local\Google\Chrome\User Data\Default\Local Extension Settings\acpeimiplhoapnlpldgapfbhgfnblgdp\000003.log, Quarantined, 289, 1001449, , , , , EC3EAF184A10597C994518D791E5164C, C068D90251E31A17385073D885B371684E1479423EC285AADC0F6D0781EB8457 PUP.Optional.ForcedExtension, C:\Users\{username}\AppData\Local\Google\Chrome\User Data\Default\Local Extension Settings\acpeimiplhoapnlpldgapfbhgfnblgdp\CURRENT, Quarantined, 289, 1001449, , , , , 46295CAC801E5D4857D09837238A6394, 0F1BAD70C7BD1E0A69562853EC529355462FCD0423263A3D39D6D0D70B780443 PUP.Optional.ForcedExtension, C:\Users\{username}\AppData\Local\Google\Chrome\User Data\Default\Local Extension Settings\acpeimiplhoapnlpldgapfbhgfnblgdp\LOCK, Quarantined, 289, 1001449, , , , , , PUP.Optional.ForcedExtension, C:\Users\{username}\AppData\Local\Google\Chrome\User Data\Default\Local Extension Settings\acpeimiplhoapnlpldgapfbhgfnblgdp\LOG, Quarantined, 289, 1001449, , , , , 05470A1CFED9B73F3D0DE9C52F95D612, ADAFB2592060835F1A96CE4839A8533F293C6E8934A430A71D3D5013CC1EB63F PUP.Optional.ForcedExtension, C:\Users\{username}\AppData\Local\Google\Chrome\User Data\Default\Local Extension Settings\acpeimiplhoapnlpldgapfbhgfnblgdp\MANIFEST-000001, Quarantined, 289, 1001449, , , , , 5AF87DFD673BA2115E2FCF5CFDB727AB, F9D31B278E215EB0D0E9CD709EDFA037E828F36214AB7906F612160FEAD4B2B4 Physical Sector: 0 (No malicious items detected) WMI: 0 (No malicious items detected) (end)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