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disable cryptomining rule by default; add exception of localhost and … #1061

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Mar 4, 2020
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disable cryptomining rule by default; add exception of localhost and … #1061

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disable cryptomining rule by default; add exception of localhost and …
Kaizhe Feb 25, 2020
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Kaizhe Feb 25, 2020
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5 changes: 4 additions & 1 deletion rules/falco_rules.yaml
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Original file line number Diff line number Diff line change
Expand Up @@ -2627,11 +2627,14 @@
condition: (fd.sport in (miner_ports) and fd.sip.name in (miner_domains))

- macro: net_miner_pool
condition: (evt.type in (sendto, sendmsg) and evt.dir=< and ((minerpool_http) or (minerpool_https) or (minerpool_other)))
condition: (evt.type in (sendto, sendmsg) and evt.dir=< and (fd.net != "127.0.0.0/8" and not fd.snet in (rfc_1918_addresses)) and ((minerpool_http) or (minerpool_https) or (minerpool_other)))

# The rule is disabled by default.
# Note: falco will send DNS request to resolve miner pool domain which may trigger alerts in your environment.
- rule: Detect outbound connections to common miner pool ports
desc: Miners typically connect to miner pools on common ports.
condition: net_miner_pool
enabled: false
output: Outbound connection to IP/Port flagged by cryptoioc.ch (command=%proc.cmdline port=%fd.rport ip=%fd.rip container=%container.info image=%container.image.repository)
priority: CRITICAL
tags: [network, mitre_execution]
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