{"id":"bf241472-f014-4f01-a869-96f99330ca8c","title":"Disk Image Mounting Via Hdiutil - MacOS","description":"Detects the execution of the hdiutil utility in order to mount disk images.","author":"Omar Khaled (@beacon_exe)","status":"test","level":"medium","date":"2024-08-10","modified":"","tags":["attack.initial-access","attack.collection","attack.t1566.001","attack.t1560.001"],"technique_ids":["T1560.001","T1566.001"],"logsource":{"product":"macos","category":"process_creation"},"falsepositives":["Legitimate usage of hdiutil by administrators and users."],"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"],"source_path":"rules/macos/process_creation/proc_creation_macos_hdiutil_mount.yml","source_sha256":"2a80735b93826ba398116127bb124337a6b1ef413f145e4e10ce9644549a72b8","source_url":"https://github.com/anpa1200/sigma/blob/b249e9683190cffdcaf188ccbfb90bf4759844e1/rules/macos/process_creation/proc_creation_macos_hdiutil_mount.yml","license":"Detection Rule License 1.1","license_url":"https://github.com/SigmaHQ/Detection-Rule-License/blob/main/LICENSE.Detection.Rules.md","yaml":"title: Disk Image Mounting Via Hdiutil - MacOS\nid: bf241472-f014-4f01-a869-96f99330ca8c\nstatus: test\ndescription: Detects the execution of the hdiutil utility in order to mount disk images.\nreferences:\n    - https://www.loobins.io/binaries/hdiutil/\n    - https://www.sentinelone.com/blog/from-the-front-linesunsigned-macos-orat-malware-gambles-for-the-win/\n    - https://ss64.com/mac/hdiutil.html\nauthor: Omar Khaled (@beacon_exe)\ndate: 2024-08-10\ntags:\n    - attack.initial-access\n    - attack.collection\n    - attack.t1566.001\n    - attack.t1560.001\nlogsource:\n    product: macos\n    category: process_creation\ndetection:\n    selection:\n        Image|endswith: /hdiutil\n        CommandLine|contains:\n            - 'attach '\n            - 'mount '\n    condition: selection\nfalsepositives:\n    - Legitimate usage of hdiutil by administrators and users.\nlevel: medium\n","validation":"yaml_parsed_not_backend_compiled_or_live_validated","techniques":[{"key":"enterprise/T1560.001","id":"T1560.001","name":"Archive via Utility","page":"techniques/enterprise/T1560.001/"},{"key":"enterprise/T1566.001","id":"T1566.001","name":"Spearphishing Attachment","page":"techniques/enterprise/T1566.001/"}],"data_path":"data/detection-rules/bf241472-f014-4f01-a869-96f99330ca8c.json","kind":"sigma"}