This app is designed to safely test that your antivirus product detects viruses and other harmful applications. It is based on the security industry standard test file recommended by European Institute for Computer Anti-Virus Research (EICAR) for testing antivirus software. The app is completely harmless.
When you download this app, your virus protection software should detect it as infected and recommend you to uninstall it. The app also works with any PC security software, but please note that your PC antivirus may automatically remove or quarantine it.