# 4B 44 4D — File format magic numbers

For 4B 44 4D, offset is 0; extension is vmdk; format is VMDK files [ 46 ] [ 47 ], recorded from its source on 2026-08-03.

- **Hex signature:** 4B 44 4D _(unconfirmed — we could not tie this to the quote below)_
- **Offset:** 0 _(unconfirmed — we could not tie this to the quote below)_
- **Extension:** vmdk
- **Format:** VMDK files [ 46 ] [ 47 ]

## What the source says

> vmdk | VMDK files [ 46 ] [ 47 ]

## Source

- https://en.wikipedia.org/wiki/List_of_file_signatures

Last verified: 2026-08-03. Review by: 2027-08-03.
Part of [File format magic numbers](https://referencesource.org/file-format-signatures/).