mirror of
https://github.com/chainguard-dev/osquery-defense-kit
synced 2024-12-22 13:52:07 +00:00
49 lines
1.3 KiB
SQL
49 lines
1.3 KiB
SQL
-- Programs which claim to be from the future, based on (btime,ctime,mtime)
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--
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-- references:
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-- * https://attack.mitre.org/techniques/T1070/006/ (Indicator Removal on Host: Timestomp)
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--
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-- false positives:
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-- * Badly distributed software
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--
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-- tags: persistent state process
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SELECT
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p.pid,
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p.path,
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p.name,
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p.cmdline,
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p.cwd,
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p.euid,
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p.parent,
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f.ctime,
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f.btime,
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f.mtime,
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p.start_time,
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f.mtime > (strftime('%s', 'now') + 43200) AS mtime_newer,
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f.ctime > (strftime('%s', 'now') + 43200) AS ctime_newer,
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f.btime > (strftime('%s', 'now') + 43200) AS btime_newer,
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f.mtime - strftime('%s', 'now') AS mtime_diff,
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f.ctime - strftime('%s', 'now') AS ctime_diff,
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f.btime - strftime('%s', 'now') AS btime_diff,
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strftime('%s', 'now') AS now_ts,
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hash.sha256 AS child_hash256,
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pp.path AS parent_path,
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pp.cmdline AS parent_cmd,
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pp.cwd AS parent_cwd,
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hash.sha256 AS parent_sha256
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FROM
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processes p
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LEFT JOIN file f ON p.path = f.path
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LEFT JOIN processes pp ON p.parent = pp.pid
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LEFT JOIN hash ON p.path = hash.path
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WHERE
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(
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mtime_newer == 1
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OR ctime_newer == 1
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OR btime_newer == 1
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)
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AND NOT p.path LIKE '/Applications/Signal.app%'
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AND NOT p.path LIKE '/private/var/db/com.apple.xpc.roleaccountd.staging/%'
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-- 2038
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AND NOT f.mtime > 2153484373
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