mirror of
https://github.com/chainguard-dev/osquery-defense-kit
synced 2024-12-13 09:34:34 +00:00
50 lines
1.2 KiB
SQL
50 lines
1.2 KiB
SQL
-- Processes with a memory map that suggests they might be code smuggling.
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--
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-- references:
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-- * https://github.com/arget13/DDexec
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--
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-- tags: persistent daemon seldom
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SELECT
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pmm.path AS mmap_path,
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pmm.start as mmap_start,
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pmm.end AS mmap_end,
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-- Child
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p0.pid AS p0_pid,
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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.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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FROM
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processes p0
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JOIN process_memory_map pmm ON p0.pid = pmm.pid
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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 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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WHERE
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p0.path != ""
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AND pmm.offset = 0
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AND pmm.device = '00:00'
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AND pmm.permissions = 'r--p'
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AND pmm.pseudo = 0
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and pmm.start LIKE '0x0%'
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GROUP BY
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p0.pid;
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