It looks like you are searching for a specific visual theme for Windows 7 called from the software site Kuyhaa .
Always scan downloaded .exe or .zip files with an antivirus (like VirusTotal ) before running them, especially when downloading from third-party customization blogs. tema-windows-7-toxic-green-cool-kuyhaa
After patching, you generally place the theme files into C:\Windows\Resources\Themes . 3. Alternative "Toxic" Themes It looks like you are searching for a