It will put you at the Language selection screen with English as default (Next button).

VBoxManage setextradata 'mac3' 'VBoxInternal/Devices/efi/0/Config/DmiBoardProduct' 'Mac-27ADBB7B4CEE8E61' VBoxManage setextradata 'mac3' 'VBoxInternal/Devices/smc/0/Config/DeviceKey' 'ourhardworkbythesewordsguardedpleasedontsteal(c)AppleComputerInc' VBoxManage setextradata 'mac3' 'VBoxInternal/Devices/efi/0/Config/DmiSystemProduct' 'iMac14,2' VBoxManage setextradata 'mac3' 'VBoxInternal/Devices/efi/0/Config/DmiSystemVersion' '1.0' VBoxManage setextradata 'mac3' 'VBoxInternal/Devices/smc/0/Config/GetKeyFromRealSMC' 1

From an admin CLI (cmd.exe), run the following commands (substituing your VM-name for “mac3”):.

Insert file macOS_High_Sierra_10_13_1_Official.iso into the CDROM drive.

Other VM settings include: Chipset set to PIIX3*, Memory size at least 4GB, 2x CPUs, 128MB Video Memory, Network (Adapter) interface, Disk at least 40GB.

Create a new VM with Type “Mac OS X” and Version “Mac OS X (64-bit)”.

Download 5.07GB Sierra ISO image (macOS_High_Sierra_10_13_1_Official.iso) with md5sum 2ba1e2160b69a9bd080646664c8edc12 (though any bootable one you can get should do).Download VirtualBox 5.2.x and install it.

Virtualbox mac high sierra