70 lines
2.6 KiB
SQL
70 lines
2.6 KiB
SQL
-- Programs running as root with a relative path (event-based)
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--
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-- references:
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-- * https://www.microsoft.com/en-us/security/blog/2022/12/21/microsoft-research-uncovers-new-zerobot-capabilities/
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--
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-- platform: posix
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-- interval: 180
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-- tags: process events
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SELECT -- 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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p.cgroup_path AS p0_cgroup,
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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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-- 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(
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COALESCE(p1_p2.cmdline, pe1_p2.cmdline, pe1_pe2.cmdline)
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) 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(
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p1_p2_hash.path,
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pe1_p2_hash.path,
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pe1_pe2_hash.path
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) AS p2_hash,
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REGEX_MATCH (
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COALESCE(p1_p2.path, pe1_p2.path, pe1_pe2.path),
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'.*/(.*)',
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1
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) AS p2_name
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FROM
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process_events pe,
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uptime
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LEFT JOIN processes p ON pe.pid = p.pid -- 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
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AND pe1.cmdline != ''
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LEFT JOIN hash pe_hash1 ON pe1.path = pe_hash1.path -- 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
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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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WHERE
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pe.time > (strftime('%s', 'now') -180)
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AND pe.cmdline != ''
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AND pe.euid < 500
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AND pe.cmdline LIKE './%'
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AND p0_cmd NOT IN (
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'./conftest',
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'./configure',
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'./ksinstall --install=Keystone.tbz'
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)
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AND p0_cmd NOT LIKE './tools/bpf/resolve_btfids/resolve_btfids -b vmlinux /var/lib/dkms/%'
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AND p0_cmd NOT LIKE './tools/objtool/objtool --hacks=jump_label --link --module%'
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AND p0_cmd NOT LIKE './out/osqtool-% %'
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AND p0_path NOT LIKE '/private/tmp/PKInstallSandbox.%/Scripts/com.microsoft.OneDrive.%/OneDrivePkgTelemetry'
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