Actually, I didn’t know about felching, either, and I wish I hadn’t looked it up.
Based on Checkpoint’s blog article Malware Displaying Porn Ads Discovered in Game Apps on Google Play. Checkpoint says that this is a triple-threat attack: it may display ads that are often (very) pornographic, engineer users into installing fake security apps, and/or induce them to register with premium services.
*** This is a Security Bloggers Network syndicated blog from Mac Virus authored by David Harley. Read the original post at: https://macviruscom.wordpress.com/2018/01/12/adultswine-android-malware/