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Removal instructions for DiscoverAncestry

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Content is republished with permission from Malwarebytes.

What is DiscoverAncestry?

The Malwarebytes research team has determined that DiscoverAncestry 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 one also displays advertisements.

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

You will see this toolbar in your browsers :


You may see this entry in your list of installed software:


these warnings:




and these browser add-ons:




How did DiscoverAncestry get on my computer?

Browser hijackers use different methods for distributing themselves. This particular one was downloaded from their site.

How do I remove DiscoverAncestry?

Our program Malwarebytes Anti-Malware can detect and remove this potentially unwanted program.
Please note: the preferred way to remove this PUP is to use their built-in uninstaller. If that does not work or for extra clean-up, use the method below.
  • Please download Malwarebytes Anti-Malware to your desktop.
  • Double-click mbam-setup-version.exe and follow the prompts to install the program.
  • At the end, be sure a check-mark is placed next to the following:
    • Enable free trial of Malwarebytes Anti-Malware Premium
    • Launch Malwarebytes Anti-Malware
  • Then click Finish.
  • If an update is found, you will be prompted to download and install the latest version.
  • Once the program has loaded, select Scan now. Or select the Threat Scan from the Scan menu.
  • When the scan is complete , make sure that everything is set to "Quarantine", and click Apply Actions.
  • Reboot your computer if prompted.
Is there anything else I need to do to get rid of DiscoverAncestry?
  • No, Malwarebytes' Anti-Malware removes DiscoverAncestry completely.
How would the full version of Malwarebytes Anti-Malware help protect me?

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

As you can see below the full version of Malwarebytes Anti-Malware would have protected you against the DiscoverAncestry hijacker. It would have warned you before the rogue could install itself, giving you a chance to stop it before it became too late.


Technical details for experts

Signs in a HijackThis log:

R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page = http://home.tb.ask.com/index.jhtml?n=780D127A&p2=^BSH^yyyyyy^YYA^fr&ptb=3E354493-9BAD-4E3D-82E3-C5B885B2DA95
R3 - URLSearchHook: (no name) - {1ed30f3b-cd64-4f78-a35e-95f8f15eea04} - C:\Program Files\DiscoverAncestry_ch\bar\1.bin\chSrcAs.dll
O2 - BHO: Search Assistant BHO - {8eaff39e-95fa-48e7-b465-74f985754e6c} - C:\Program Files\DiscoverAncestry_ch\bar\1.bin\chSrcAs.dll
O2 - BHO: Toolbar BHO - {d9712913-5fe6-4956-b291-7a6689170736} - C:\PROGRA~1\DISCOV~2\bar\1.bin\chbar.dll
O3 - Toolbar: DiscoverAncestry - {6ffa4cac-5ad4-42f5-bd18-7cd228761d1a} - C:\Program Files\DiscoverAncestry_ch\bar\1.bin\chbar.dll
O4 - HKLM\..\Run: [DiscoverAncestry EPM Support] "C:\PROGRA~1\DISCOV~2\bar\1.bin\chmedint.exe" T8EPMSUP.DLL,S
O4 - HKLM\..\Run: [DiscoverAncestry AppIntegrator 32-bit] C:\PROGRA~1\DISCOV~2\bar\1.bin\AppIntegrator.exe
O4 - HKLM\..\Run: [DiscoverAncestry Search Scope Monitor] "C:\PROGRA~1\DISCOV~2\bar\1.bin\chsrchmn.exe" /m=2 /w /h
O23 - Service: DiscoverAncestryService (DiscoverAncestry_chService) - Mindspark - C:\PROGRA~1\DISCOV~2\bar\1.bin\chbarsvc.exe
As mentioned before the full version of Malwarebytes Anti-Malware 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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