---
type: lookup
id: cab-4d-53-43-46
asset: file-format-signatures
title: "4D 53 43 46 — File format magic numbers"
sources:
  - https://en.wikipedia.org/wiki/List_of_file_signatures
source_quote: "MSCF | 0 | cab | Microsoft Cabinet file |"
generated: true
verified: false
harvested: 2026-08-03
stale_after: 2027-08-03
hex_signature: "4D 53 43 46"
offset: "0"
extension: "cab"
format: "Microsoft Cabinet file"
unverified_fields: hex_signature
---
**Hex signature:** 4D 53 43 46

**Offset:** 0

**Extension:** cab

**Format:** Microsoft Cabinet file

> MSCF | 0 | cab | Microsoft Cabinet file |

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