• Sublime Core Feed
Medium Severity

Suspicious link to Looker Studio (lookerstudio.google.com) from a new and unsolicited sender

Description

This rule detects messages containing links to lookerstudio with a non standard lookerstudio template from a new and unsolicited sender.

References

No references.

Sublime Security
Created Nov 6th, 2023 • Last updated Jan 12th, 2026
Source
type.inbound
and length(body.current_thread.text) < 1000
and regex.icontains(body.current_thread.text,
                    '(shared.{0,30}with you|View Document)'
)
and any(body.links, .href_url.domain.domain == "lookerstudio.google.com")
and (
  profile.by_sender().prevalence in ("new", "outlier")
  and not profile.by_sender().solicited
)

// negate highly trusted sender domains unless they fail DMARC authentication
and (
  (
    sender.email.domain.root_domain in $high_trust_sender_root_domains
    and not headers.auth_summary.dmarc.pass
  )
  or sender.email.domain.root_domain not in $high_trust_sender_root_domains
)
MQL Rule Console
DocsLearning Labs

Playground

Test against your own EMLs or sample data.

Share

Post about this on your socials.

Get Started. Today.

Managed or self-managed. No MX changes.

Deploy and integrate a free Sublime instance in minutes.
Get Started