As has been previously reported, there are two variants of the trojan TinkaOTP. The version that has received the most attention contains the malware payload in the application bundle’s Resources folder. The file is a Mach-O binary disguised as a .nib file, at ../Resources/Base.lproj/Submenu.nib. This file is copied directly to the users Library folder and renamed as .mina. The dot prefix is added in order to make it invisible in the Finder