VBoxManage convertfromraw [file.iso] [file.vmdk]
Download VirtualBox https://www.virtualbox.org/wiki/Downloads
iso -> vmdk
Re: iso -> vmdk
https://www.filehorse.com/download-vmware-vcenter-converter/download/
Converting your physical machine
Start vCenter Converter.
Go to File > New > Convert Machine.
From the Select source type menu, select Powered-on machine.
Under Specify the powered-on machine, select This local machine and click Next.
From the Select destination type dropdown menu, select VMware Workstation or other VMware virtual machine.
From the Select VMware product dropdown menu, select the VMware product you want to use to run the virtual machine.
Converting your physical machine
Start vCenter Converter.
Go to File > New > Convert Machine.
From the Select source type menu, select Powered-on machine.
Under Specify the powered-on machine, select This local machine and click Next.
From the Select destination type dropdown menu, select VMware Workstation or other VMware virtual machine.
From the Select VMware product dropdown menu, select the VMware product you want to use to run the virtual machine.
Re: iso -> vmdk
apt install qemu-utils
qemu-img - QEMU disk image utility
qemu-img convert -f raw -O vmdk image.iso image.vmdk
qemu-img - QEMU disk image utility
qemu-img convert -f raw -O vmdk image.iso image.vmdk