---
type: lookup
id: cab-49-53-63-28
asset: file-format-signatures
title: "49 53 63 28 — File format magic numbers"
sources:
  - https://en.wikipedia.org/wiki/List_of_file_signatures
source_quote: "cab | <https://en.wikipedia.org/wiki/InstallShield> InstallShield CAB Archive File"
generated: true
verified: false
harvested: 2026-08-03
stale_after: 2027-08-03
hex_signature: "49 53 63 28"
offset: "0"
extension: "cab"
format: "InstallShield CAB Archive File"
unverified_fields: hex_signature, offset
---
**Hex signature:** 49 53 63 28

**Offset:** 0

**Extension:** cab

**Format:** InstallShield CAB Archive File

> cab | <https://en.wikipedia.org/wiki/InstallShield> InstallShield CAB Archive File

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