mirror of
https://github.com/chainguard-dev/osquery-defense-kit
synced 2024-12-25 23:32:03 +00:00
113 lines
2.9 KiB
SQL
113 lines
2.9 KiB
SQL
-- Pick out exotic processes based on their command-line (state-based)
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--
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-- false positives:
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-- * possible, but none known
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--
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-- tags: transient process state
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-- platform: darwin
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SELECT
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s.authority AS p0_auth,
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s.identifier AS p0_id,
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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.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_f.mode AS p1_mode,
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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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LEFT JOIN file f ON p0.path = f.path
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LEFT JOIN signature s ON p0.path = s.path
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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 file p1_f ON p1.path = p1_f.path
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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.pid IN (
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SELECT
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p.pid
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FROM
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processes p
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WHERE
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p.name IN (
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'bitspin',
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'bpftool',
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'heyoka',
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'nstx',
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'dnscat2',
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'tuns',
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'iodine',
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'esxcli',
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'vim-cmd',
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'minerd',
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'cpuminer-multi',
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'cpuminer',
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'httpdns',
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'rshell',
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'rsh',
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'xmrig',
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'incbit',
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'lushput',
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'mkfifo',
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'msfvenom',
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'nc',
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'socat'
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) -- coin miner names
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OR REGEX_MATCH (p.name, "(pwn|xig|xmr)", 1) != "" -- malicious processes
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OR REGEX_MATCH (
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p.cmdline,
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"(bitspin|lushput|incbit|traitor|msfvenom|urllib.urlopen|nohup.*tmp|chrome.*--load-extension|tail -f /dev/null|)",
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1
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) != "" -- suspicious things
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OR REGEX_MATCH (
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p.cmdline,
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"(UserKnownHostsFile=/dev/null|ransom|malware|fsockopen|openssl.*quiet|pty.spawn|SOCK_STREAM)",
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1
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) != "" -- Crypto miners
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OR REGEX_MATCH (
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p.cmdline,
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"(c3pool|cryptonight|f2pool|hashrate|hashvault|minerd|monero|nanopool|nicehash|stratum|wss://| --pool| --algo)",
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1
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) != "" -- Needs to be case sensitive
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OR (
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INSTR(p.cmdline, '%Socket.%') > 0
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AND NOT p.name IN ('cc1', 'compile', 'cmake', 'cc1plus')
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)
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OR p.cmdline LIKE '%dd if=/dev/%'
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)
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AND NOT (
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p0_cmd LIKE '%UserKnownHostsFile=/dev/null%'
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AND (
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p0_cmd LIKE "%lima/%"
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OR p0_cmd LIKE "%minikube/%"
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OR p0_cmd LIKE '%@localhost'
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)
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)
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AND NOT (
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p0_cmd LIKE '%sh -i'
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AND p1_cmd LIKE '%pipenv shell'
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)
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AND NOT p0_cmd IN ('pkill -f Jabra Direct')
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AND NOT p0_cmd LIKE "%dd if=/dev/stdin conv=unblock cbs=79"
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AND NOT p1_path LIKE '/Applications/Emacs.app/Contents/MacOS/Emacs-arm64-%'
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GROUP BY
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p0.pid;
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