2022-10-12 01:53:36 +00:00
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-- Find programs that are sniffing keyboard events on macOS
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--
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-- references:
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-- * https://attack.mitre.org/techniques/T1056/001/ (Input Capture: Keylogging)
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--
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-- platform: darwin
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2022-10-14 18:26:49 +00:00
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-- tags: persistent state sniffer
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2022-09-24 15:12:23 +00:00
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SELECT
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et.enabled,
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et.process_being_tapped,
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et.tapping_process,
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CONCAT (
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REPLACE(
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2023-02-01 18:55:55 +00:00
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p0.path,
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RTRIM(p0.path, REPLACE(p0.path, '/', '')),
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2022-09-24 15:12:23 +00:00
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''
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),
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2022-10-13 18:59:32 +00:00
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',',
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2023-02-01 18:55:55 +00:00
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s.identifier,
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2022-10-13 18:59:32 +00:00
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',',
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2023-02-01 18:55:55 +00:00
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s.authority
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) AS exception_key,
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---
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s.authority,
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s.identifier,
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-- Child
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p0.path AS p0_path,
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p0.name AS p0_name,
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p0.cmdline AS p0_cmd,
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p0.cwd AS p0_cwd,
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p0.cgroup_path AS p0_cgroup,
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p0.euid AS p0_euid,
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p0_hash.sha256 AS p0_sha256,
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-- Parent
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p0.parent AS p1_pid,
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p1.path AS p1_path,
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p1.name AS p1_name,
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p1_f.mode AS p1_mode,
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p1.euid AS p1_euid,
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p1.cmdline AS p1_cmd,
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p1_hash.sha256 AS p1_sha256,
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-- Grandparent
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p1.parent AS p2_pid,
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p2.name AS p2_name,
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p2.path AS p2_path,
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p2.cmdline AS p2_cmd,
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p2_hash.sha256 AS p2_sha256
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2022-09-24 15:12:23 +00:00
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FROM
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event_taps et
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2023-02-01 18:55:55 +00:00
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LEFT JOIN processes p0 ON et.tapping_process = p.pid
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LEFT JOIN signature s ON p0.path = s.path
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LEFT JOIN hash p0_hash ON p0.path = p0_hash.path
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LEFT JOIN processes p1 ON p0.parent = p1.pid
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LEFT JOIN file p1_f ON p1.path = p1_f.path
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LEFT JOIN hash p1_hash ON p1.path = p1_hash.path
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LEFT JOIN processes p2 ON p1.parent = p2.pid
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LEFT JOIN hash p2_hash ON p2.path = p2_hash.path
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2022-09-24 15:12:23 +00:00
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WHERE
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2023-02-01 18:55:55 +00:00
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et.event_tapped IN ('EventKeyDown', 'EventKeyUp')
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AND s.authority != 'Software Signing'
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2023-01-09 14:34:20 +00:00
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-- Popular programs that sniff keyboard events, but do not appear to be malware.
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2022-09-24 15:12:23 +00:00
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AND NOT exception_key IN (
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2022-10-14 13:16:48 +00:00
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'BetterTouchTool,com.hegenberg.BetterTouchTool,Developer ID Application: folivora.AI GmbH (DAFVSXZ82P)',
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2023-01-09 14:34:20 +00:00
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'Contexts,com.contextsformac.Contexts,Developer ID Application: Usman Khalid (RZ7E748ZSC)',
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'Hyperkey,com.knollsoft.Hyperkey,Developer ID Application: Ryan Hanson (XSYZ3E4B7D)',
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2022-09-24 15:12:23 +00:00
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'iTerm2,com.googlecode.iterm2,Developer ID Application: GEORGE NACHMAN (H7V7XYVQ7D)',
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'lghub_agent,com.logi.ghub.agent,Developer ID Application: Logitech Inc. (QED4VVPZWA)',
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'logioptionsplus_agent,com.logi.cp-dev-mgr,Developer ID Application: Logitech Inc. (QED4VVPZWA)',
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2022-10-13 18:59:32 +00:00
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'MonitorControl,me.guillaumeb.MonitorControl,Developer ID Application: Joni Van Roost (CYC8C8R4K9)',
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2022-09-24 15:12:23 +00:00
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'skhd,skhd,'
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)
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GROUP BY
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2023-02-01 18:55:55 +00:00
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p0.path
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