What this infection does:
Windows 7 Recovery is a fake computer analysis and optimization program that displays fake information in order to scare you into believing that there is an issue with your computer. Windows 7 Recovery is installed via Trojans that display false error messages and security warnings on the infected computer. These messages will state that there is something wrong with your computer’s hard drive and then suggests that you download and install a program that can fix the problem. When you click on of these alerts, Windows 7 Recovery will automatically be downloaded and installed onto your computer.
https://download.bleepingcomputer.com/grinler/unhide.exe
Full removal guide by
by Lawrence Abrams
Windows 7 Recovery
https://www.bleepingcomputer.com/virus-removal/remove-windows-7-recovery
Palladium Pro
https://www.bleepingcomputer.com/virus-removal/remove-palladium-pro