PUP.Optional.MailRu is Malwarebytes’ detection name for a large family of browser extensions.
PUP.Optional.MailRu is targeted at Windows systems and their installers are often bundled with applications aimed at the Russian market.
Malwarebytes protects users from PUP.Optional.MailRu by using real-time protection.
Malwarebytes can detect and remove PUP.Optional.MailRu without further user interaction.
Should users wish to keep this program and exclude it from being detected in future scans, they can add the program to the exclusions list. Here’s how to do it.
If you want to allow the program to connect to the Internet, for example to fetch updates, also add an exclusion of the type Allow an application to connect to the internet and use the Browse button to select the file you wish to grant access.
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