Microsoft Cabinet file — file signature 4D 53 43 46 at offset 0

For Microsoft Cabinet file, hex signature is 4D 53 43 46; offset is 0; extension is cab, verified against its source on 2026-09-22.

Hex signature: 4D 53 43 46 verified
Offset: 0 verified
Extension: cab verified
Format: Microsoft Cabinet file verified

Sourceen.wikipedia.org

Verified2026-09-22

Review by2027-09-22

DatasetFile format magic numbers

What the source says

4D 53 43 46 | MSCF | 0 | cab | Microsoft Cabinet 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.