---
type: lookup
id: wim-swm-esd-4d-53-57-49-4d-00-00-00-d0-00-00-00-00
asset: file-format-signatures
title: "4D 53 57 49 4D 00 00 00 D0 00 00 00 00 — File format magic numbers"
sources:
  - https://en.wikipedia.org/wiki/List_of_file_signatures
source_quote: "Windows Imaging Format file"
generated: true
verified: false
harvested: 2026-08-03
stale_after: 2027-08-03
hex_signature: "4D 53 57 49 4D 00 00 00 D0 00 00 00 00"
offset: "4D"
extension: "wim swm esd"
format: "Windows Imaging Format file"
unverified_fields: extension, hex_signature, offset
---
**Hex signature:** 4D 53 57 49 4D 00 00 00 D0 00 00 00 00

**Offset:** 4D

**Extension:** wim swm esd

**Format:** Windows Imaging Format file

> Windows Imaging Format file

Source: <https://en.wikipedia.org/wiki/List_of_file_signatures>