• Sublime Core Feed

Description

Detects messages containing credential theft language disguised as survey requests from promotional content, targeting organizations from untrusted or spoofed high-trust domains.

References

No references.

Sublime Security
Created Nov 8th, 2025 • Last updated Nov 8th, 2025
Source
type.inbound
and any(ml.nlu_classifier(body.current_thread.text).intents,
        .name == "cred_theft" and .confidence == "high"
)
and any(ml.nlu_classifier(body.current_thread.text).topics,
        .name == "Advertising and Promotions" and .confidence != "low"
)
and any(ml.nlu_classifier(body.current_thread.text).entities,
        .name in ("request", "org") and strings.icontains(.text, "survey")
)
// and the sender is not from high trust sender root domains
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
)
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