96 lines
4.4 KiB
SQL
96 lines
4.4 KiB
SQL
-- Detect unusual calls to osascript
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--
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-- This query does some gymnastics, as the information on the parent process may be
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-- found in the 'process' (currently running) or 'process_events' table (recently started).
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--
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-- In the case of a long-running process that was recently terminated, parent information
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-- may not be in either.
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--
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-- false positives:
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-- * none observed, but they are expected
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--
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-- interval: 900
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-- platform: darwin
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-- tags: process events
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SELECT
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-- Child
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pe.path AS p0_path,
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REGEX_MATCH (pe.path, '.*/(.*)', 1) AS p0_name,
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TRIM(pe.cmdline) AS p0_cmd,
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pe.cwd AS p0_cwd,
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pe.pid AS p0_pid,
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pe.euid AS p0_euid,
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p.cgroup_path AS p0_cgroup,
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s.authority AS p0_authority,
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-- Parent
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pe.parent AS p1_pid,
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p1.cgroup_path AS p1_cgroup,
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TRIM(COALESCE(p1.cmdline, pe1.cmdline)) AS p1_cmd,
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COALESCE(p1.path, pe1.path) AS p1_path,
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COALESCE(p_hash1.sha256, pe_hash1.sha256) AS p1_hash,
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REGEX_MATCH(COALESCE(p1.path, pe1.path), '.*/(.*)', 1) AS p1_name,
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pe_sig1.authority AS p1_authority,
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-- Grandparent
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COALESCE(p1.parent, pe1.parent) AS p2_pid,
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COALESCE(p1_p2.cgroup_path, pe1_p2.cgroup_path) AS p2_cgroup,
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TRIM(COALESCE(p1_p2.cmdline, pe1_p2.cmdline, pe1_pe2.cmdline)) AS p2_cmd,
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COALESCE(p1_p2.path, pe1_p2.path, pe1_pe2.path) AS p2_path,
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COALESCE(p1_p2_hash.path, pe1_p2_hash.path, pe1_pe2_hash.path) AS p2_hash,
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REGEX_MATCH(COALESCE(p1_p2.path, pe1_p2.path, pe1_pe2.path), '.*/(.*)', 1) AS p2_name,
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COALESCE(p1_p2_sig.authority, pe1_p2_sig.authority, pe1_pe2_sig.authority) AS p2_authority
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FROM
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process_events pe
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LEFT JOIN processes p ON pe.pid = p.pid
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LEFT JOIN signature s ON pe.path = s.path
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-- Parents (via two paths)
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LEFT JOIN processes p1 ON pe.parent = p1.pid
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LEFT JOIN hash p_hash1 ON p1.path = p_hash1.path
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LEFT JOIN process_events pe1 ON pe.parent = pe1.pid AND pe1.cmdline != ''
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LEFT JOIN hash pe_hash1 ON pe1.path = pe_hash1.path
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LEFT JOIN signature pe_sig1 ON pe1.path = pe_sig1.path
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-- Grandparents (via 3 paths)
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LEFT JOIN processes p1_p2 ON p1.parent = p1_p2.pid -- Current grandparent via parent processes
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LEFT JOIN processes pe1_p2 ON pe1.parent = pe1_p2.pid -- Current grandparent via parent events
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LEFT JOIN process_events pe1_pe2 ON pe1.parent = pe1_p2.pid AND pe1_pe2.cmdline != '' -- Past grandparent via parent events
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LEFT JOIN hash p1_p2_hash ON p1_p2.path = p1_p2_hash.path
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LEFT JOIN hash pe1_p2_hash ON pe1_p2.path = pe1_p2_hash.path
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LEFT JOIN hash pe1_pe2_hash ON pe1_pe2.path = pe1_pe2_hash.path
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LEFT JOIN signature p1_p2_sig ON p1_p2.path = p1_p2_sig.path
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LEFT JOIN signature pe1_p2_sig ON pe1_p2.path = pe1_p2_sig.path
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LEFT JOIN signature pe1_pe2_sig ON pe1_pe2.path = pe1_pe2_sig.path
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WHERE
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pe.path IN ('/usr/bin/osascript', '/usr/bin/osacompile')
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AND pe.time > (strftime('%s', 'now') -900)
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AND pe.cmdline != ''
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-- Only include successful executions: On macOS, process_events includes unsuccessful path lookups!
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AND pe.status = 0
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AND NOT (
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pe.euid > 500
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AND (
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p0_cmd IN ('osascript -e user locale of (get system info)')
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OR p0_cmd LIKE '%"CFBundleName" of property list file (app_path & ":Contents:Info.plist")'
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OR p0_cmd LIKE 'osascript -e set zoomStatus to "closed"%'
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OR p0_cmd LIKE 'osascript -e%tell application "System Preferences"%reveal anchor "shortcutsTab"%"com.apple.preference.keyboard"'
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OR p0_cmd LIKE 'osascript -e tell application "zoom.us"%'
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OR p0_cmd LIKE 'osascript openChrome.applescript http://127.0.0.1:%'
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OR p0_cmd LIKE 'osascript openChrome.applescript http%://localhost%'
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OR p0_cmd LIKE '/usr/bin/osascript /Users/%/Library/Caches/com.runningwithcrayons.Alfred/Workflow Scripts/%'
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OR p0_cmd LIKE '/usr/bin/osascript /Users/%/osx-trash/trashfile.AppleScript %'
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OR p0_cmd LIKE '/usr/bin/osascript /Applications/Amazon Photos.app/Contents/Resources/quit_and_restart_app.scpt /Applications/Amazon Photos.app com.amazon.clouddrive.mac%'
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OR p1_cmd LIKE '%/bin/gcloud auth%login'
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OR p1_cmd LIKE '%/google-cloud-sdk/lib/gcloud.py auth%login'
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OR p1_cmd LIKE '%aws configure sso'
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OR p1_cmd LIKE '% /opt/homebrew/bin/jupyter%notebook'
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OR p1_name IN ('yubikey-agent')
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OR (
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p1_authority = 'Developer ID Application: VNG ONLINE CO.,LTD (CVB6BX97VM)'
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AND p0_cmd = 'osascript -ss'
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)
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)
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)
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-- The following apply to all uids
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AND NOT p0_cmd = 'osascript -e user locale of (get system info)'
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GROUP BY
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pe.pid |