[Expand](https://attack.mitre.org/software/S0361) is a Windows utility used to expand one or more compressed CAB files.(Citation: Microsoft Expand Utility) It has been used by [BBSRAT](https://attack.mitre.org/software/S0127) to decompress a CAB file into executable content.(Citation: Palo Alto Networks BBSRAT)
Platforms: Windows
MITRE ATT&CK® is a registered trademark of The MITRE Corporation. © 2026 The MITRE Corporation. This work is reproduced and distributed with the permission of The MITRE Corporation.