Detect outbound connections to common miner pool ports


Description

Miners usually connect to miner pools using standard ports, and this rule flags such activity. Important: Falco currently sends DNS requests to resolve miner pool domains, which could trigger other alerts. Prior to enabling this rule, it's advised to ensure whether this is acceptable for your environment. This rule is specifically disabled for that reason.

Query · falco

net_miner_pool and not trusted_images_query_miner_domain_dns

Rule dependencies

Depends on

  • composes · Falco macro net_miner_pool
    A shared condition, not a detection — not indexed on this site.
  • composes · Falco macro trusted_images_query_miner_domain_dns
    A shared condition, not a detection — not indexed on this site.

Analyst notes

Outbound connection to IP/Port flagged by https://cryptoioc.ch | ip=%fd.rip connection=%fd.name lport=%fd.lport rport=%fd.rport fd_type=%fd.type fd_proto=%fd.l4proto evt_type=%evt.type user=%user.name user_uid=%user.uid user_loginuid=%user.loginuid process=%proc.name proc_exepath=%proc.exepath parent=%proc.pname command=%proc.cmdline terminal=%proc.tty

Raw source Detect outbound connections to common miner pool ports · Falco YAML
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Published by falcosecurity/rules ↗, licensed under Apache 2.0 ↗. Reproduced here unmodified.
rule: Detect outbound connections to common miner pool ports
desc: 'Miners usually connect to miner pools using standard ports, and this rule flags
  such activity. Important: Falco currently sends DNS requests to resolve miner pool
  domains, which could trigger other alerts. Prior to enabling this rule, it''s advised
  to ensure whether this is acceptable for your environment. This rule is specifically
  disabled for that reason.

  '
condition: 'net_miner_pool and not trusted_images_query_miner_domain_dns

  '
enabled: false
output: Outbound connection to IP/Port flagged by https://cryptoioc.ch | ip=%fd.rip
  connection=%fd.name lport=%fd.lport rport=%fd.rport fd_type=%fd.type fd_proto=%fd.l4proto
  evt_type=%evt.type user=%user.name user_uid=%user.uid user_loginuid=%user.loginuid
  process=%proc.name proc_exepath=%proc.exepath parent=%proc.pname command=%proc.cmdline
  terminal=%proc.tty
priority: CRITICAL
tags:
- maturity_sandbox
- host
- container
- network
- mitre_impact
- T1496

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