runner.exe is a legitimate file. This process is known as WebStroller runner module. It belongs to Idle Crawler software and developed by WebStroller Inc. It is commonly stored in C:\Program Files.

Malware programmers or cybercriminals write different types of malicious programs and name it as runner.exe to spread virus on the internet.

Affected Platform: Windows OS

How to check if your computer is infected with runner.exe malware?       

Each malware infection is different and can cause unique issues on a system. You will notice the following symptoms if your computer is infected with runner.exe malware:

• Erratic internet connection
• runner.exe file is taking more CPU memory
• System performance is very low
• Browser is redirected to some strange websites
• Browser is bombarded with hordes of popup ads
• Computer frequently freezes
• Other malwares infiltrate the computer

To further establish the runner.exe malware infection, take the following steps:

Step 1: Go to Task Manager by pressing the combination of keys CTRL+ALT+DEL

Step 2: Go to the process tab and right-click on the runner.exe and open the file location

If the file is located outside C:\Program Files, then it is likely that the system is affected with runner.exe.

How to remove runner.exe malware from system using Comodo Antivirus?

Ideally, replacing the existing runner.exe file on your computer with a different version procured from the Internet is advisable. To remove the file using Comodo's trusted and effective antivirus software, follow the steps below:

Step 1: Download the award-winning Free Comodo Antivirus.

Step 2: Check on the “Do not detect new networks again” option when Comodo Internet Security internal firewall activates the network detection
process.

Step 3: After network detection is complete, press “Close” button for a scan window.

Step 4: Restart your PC.

Step 5: It will take some time for the Comodo Internet Security to update the antivirus.

Step 6: Proceed with a quick scan that automatically begins after the update.

Step 7: If threats are found during the scanning, you will be prompted with an alert screen.

Step 8: Comodo Antivirus will remove runner.exe malware from your computer including all other malwares!

Related Resources:

• Malware Removal Tool