mirror of
https://github.com/chainguard-dev/osquery-defense-kit
synced 2024-12-12 09:04:35 +00:00
55 lines
1.3 KiB
SQL
55 lines
1.3 KiB
SQL
-- Find unexpected executables in /var
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--
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-- false positives:
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-- * none known
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--
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-- tags: persistent
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-- platform: linux
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SELECT
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file.path,
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file.directory,
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uid,
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gid,
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mode,
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file.mtime,
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file.size,
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hash.sha256,
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magic.data
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FROM
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file
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LEFT JOIN hash on file.path = hash.path
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LEFT JOIN magic ON file.path = magic.path
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WHERE
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(
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-- This list is the result of multiple queries combined and can likely be minimized
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file.path LIKE '/var/%%'
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OR file.path LIKE '/var/tmp/%%'
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OR file.path LIKE '/var/tmp/.%/%%'
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OR file.path LIKE '/var/tmp/%/%%'
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OR file.path LIKE '/var/tmp/%/%/.%'
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OR file.path LIKE '/var/tmp/%/.%/%%'
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OR file.path LIKE '/var/spool/%%'
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OR file.path LIKE '/var/spool/.%/%%'
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OR file.path LIKE '/var/spool/%/%%'
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OR file.path LIKE '/var/spool/%/%/.%'
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OR file.path LIKE '/var/spool/%/.%/%%'
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)
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AND file.type = 'regular'
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AND file.path NOT LIKE '%/../%'
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AND file.path NOT LIKE '%/./%'
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AND (
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file.mode LIKE '%7%'
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OR file.mode LIKE '%5%'
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OR file.mode LIKE '%1%'
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)
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AND file.directory NOT IN (
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'/var/lib/colord',
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'/var/ossec/agentless',
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'/var/ossec/bin',
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'/var/ossec/wodles',
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'/var/run/booted-system',
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'/var/run/current-system'
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)
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AND magic.data NOT IN ('JSON data')
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AND file.size > 10
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