Windows Imaging Format file — file signature 4D 53 57 49 4D 00 00 00 D0 00 00 00 00 at offset 0

For Windows Imaging Format file, hex signature is 4D 53 57 49 4D 00 00 00 D0 00 00 00 00; offset is 0; extension is wim swm esd, verified against its source on 2026-09-22.

What the source says

4D 53 57 49 4D 00 00 00 D0 00 00 00 00 | MSWIM␀␀␀Ð␀␀␀␀ | 0 | wim swm esd | Windows Imaging Format file |

— en.wikipedia.org, retrieved 2026-09-22

Source

• en.wikipedia.orghttps://en.wikipedia.org/wiki/List_of_file_signatures

Last verified against source: 2026-09-22. Due for re-check by 2027-09-22. This page as Markdown · OKF bundle · full dataset as JSON.