---
type: lookup
id: exe-5a-4d
asset: file-format-signatures
title: "5A 4D — File format magic numbers"
sources:
  - https://en.wikipedia.org/wiki/List_of_file_signatures
source_quote: "ZM | 0 | exe | <https://en.wikipedia.org/wiki/DOS_ZM_executable> DOS ZM executable and its descendants (rare)"
generated: true
verified: false
harvested: 2026-08-03
stale_after: 2027-08-03
hex_signature: "5A 4D"
offset: "0"
extension: "exe"
format: "DOS ZM executable"
unverified_fields: hex_signature
---
**Hex signature:** 5A 4D

**Offset:** 0

**Extension:** exe

**Format:** DOS ZM executable

> ZM | 0 | exe | <https://en.wikipedia.org/wiki/DOS_ZM_executable> DOS ZM executable and its descendants (rare)

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