Windows Defender detects and removes this unwanted software.

This threat installs a modified version of Chrome and/or Firefox browsers, replacing any existing copy of these that were already installed on the system.

These modified copies have different search and home page settings that the user may be unable to change, and update components that may download additional unwanted software.

This threat is usually installed by Trojan:Win32/Xadupi.

This threat is part of a suite of malware and unwanted software families that is also called "Fireball". Read about this threat group in the Windows Security blog: 

Understanding the true size of “Fireball”

Find out ways that malware can get on your PC.