How much time does it take to create a malware that evades antimalware solutions? One or two minutes

A Group of the researchers from the Iswatlab team at the University of Sannio demonstrated how is easy to create new malware that eludes antimalware. The transformation engine developed by the researcher for Android malware works by applying the following transformations:Disassembling & Reassembling. The Malware Washing Machine is released for the scientific community with the open source license at the following URL: https://github.com/faber03/AndroidMalwareEvaluatingTools.”]

Source: https://securityaffairs.co/wordpress/51714/malware/evading-antimalware.html