PUP.Optional.NotChromeRun

Short bio

PUP.Optional.NotChromeRun is Malwarebytes’ generic detection name for values under the registry key HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run, that point to a file called Chrome.exe. However, the said file is not the actual Chrome browser executable. In most cases, this is a Chromium build that is planted by malware or PUPs.

Protection

PUP.Optional.NotChromeRun is a “removal only” detection and does not offer protection.

Remediation

Malwarebytes can detect and remove PUP.Optional.NotChromeRun without further user interaction.

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

Remediation

When PUP.Optional.NotChromeRun is detected on your computer, Malwarebytes for Windows does not know whether it was authorized. Optimization software, malware, and Potentially Unwanted Programs (PUPs) are known to make these types of changes, hence they are regarded as potentially unwanted by design.
To have Malwarebytes for Windows ignore PUP.Optional.NotChromeRun, you must add PUP.Optional.NotChromeRun to the Allow list. Here’s how to do it.

  1. When PUP.Optional.NotChromeRun appears in the list of Scan results. PUM detected
  2. Uncheck the entry or entries related to PUP.Optional.NotChromeRun.
  3. Then click on Next.
  4. You will see a prompt giving you several options.
  5. Choosing Always ignore will add PUP.Optional.NotChromeRun to the Allow List.
  6. You can remove them there when you decide they should no longer be ignored.
  7. When PUP.Optional.NotChromeRun is on the Allow list it will no longer show up in your Scan results.

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