Normally you can’t publish the app in Huawei Store , mi app store & vivo app store etc because of a.gray.inventor.a detect in apk. Dex mod tool gonna remove the a.gray.inventor.a from the app so that it can be published in Huawei Store , mi app store & vivo app store.
It is not a virus empty apk contains the code for receiving sms and sending etc without permission . A report claim from Huawei Store , mi app store & vivo app store this as virus.
It not harmful virus but you cannot publish the your app in these Huawei Store , mi app store & vivo app store if your app contains the code.