if you get a "com.google.android.googlequicksearchboxa" in your google analytics, don’t frick-out it’s not spam
yes I know it’s a strange referral URL but it's not spam, in fact it’s an organic search made via google’s app.
This kind of inverted app name (com in the front…) is a common way of naming apps.
In fact, this is a good thing to see in your Google Analytics.
If it bothers you, there is an easy way to convert the “com.google.android.googlequicksearchboxa” from referrer to search in your analytics
This article can help you with your tracking: