Medium Severity

Link: Self-sender with IP geolocation check and suspicious link behavior

Description

Detects messages where the sender and recipient are the same address that access IP geolocation services (ipinfo.io) and exhibit suspicious behavior, such as randomization scripting or confirmed credential harvesting indicators.

References

No references.

Sublime Security
Created Jul 14th, 2026 • Last updated Jul 14th, 2026
Source
type.inbound
// self sender
and (
  length(recipients.to) == 1
  and recipients.to[0].email.email == sender.email.email
)
and 0 < length(body.current_thread.links) < 10
and any(filter(body.current_thread.links,
               .href_url.domain.root_domain != sender.email.domain.root_domain
        ),
        any(ml.link_analysis(.).unique_urls_accessed,
            .url == 'https://ipinfo.io/json'
        )
)
and not headers.return_path.domain.root_domain == "salesforce.com"
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