Disk Image Mounting Via Hdiutil - MacOS

Title: Disk Image Mounting Via Hdiutil - MacOS
Status: test
Description:Detects the execution of the hdiutil utility in order to mount disk images.
References:
  -https://www.loobins.io/binaries/hdiutil/
  -https://www.sentinelone.com/blog/from-the-front-linesunsigned-macos-orat-malware-gambles-for-the-win/
  -https://ss64.com/mac/hdiutil.html
Author: Omar Khaled (@beacon_exe)
Date: 2024-08-10
modified:None
Tags:

• -'attack.initial-access'
• -'attack.collection'
• -'attack.t1566.001'
• -'attack.t1560.001'

Logsource:

• product: macos
• category: process_creation

Detection:
  selection:
    Image|endswith: '/hdiutil'
    CommandLine|contains:
      -'attach '
      -'mount '

  condition:selection
Falsepositives:
  -Legitimate usage of hdiutil by administrators and users.
Level: medium