Employee impersonation: Payroll fraud

type.inbound

// ensure the display name contains a space to avoid single named process accounts eg. 'billing, payment'
and strings.contains(sender.display_name, " ")
and sender.display_name in~ $org_display_names
and length(attachments) == 0
and length(body.links) < 10
and length(body.current_thread.text) < 800
and (
  sender.email.domain.root_domain not in $org_domains
  or sender.email.domain.root_domain in $free_email_providers
)
and 1 of (
  regex.icontains(body.current_thread.text,
                  '(?:pay\s?(?:roll|check|date|day)|direct deposit|(?:acct|account) rephrase|paid.{0,50}problems|\bACH\b|\bdd\b|gehalt|salario|salary|employee self[-\s]?service|\bESS\b.{0,30}(?:portal|access|log[-\s]?in)|access.{0,30}(?:HR|employee).{0,30}portal)'
  ),
  regex.icontains(subject.subject,
                  '(?:pay\s?(?:roll|check|date|day)|direct deposit|(?:acct|account) rephrase|paid.{0,50}problems|\bACH\b|\bdd\b|gehalt|salario|salary|employee self[-\s]?service|\bESS\b.{0,15}portal)'
  )
)
and (
  not profile.by_sender_email().solicited
  or profile.by_sender().any_messages_malicious_or_spam
)
and not profile.by_sender().any_messages_benign

// negate highly trusted sender domains unless they fail DMARC authentication
and (
  (
    sender.email.domain.root_domain in $high_trust_sender_root_domains
    and (
      any(distinct(headers.hops, .authentication_results.dmarc is not null),
          strings.ilike(.authentication_results.dmarc, "*fail")
      )
    )
  )
  or sender.email.domain.root_domain not in $high_trust_sender_root_domains
)