Medium Severity

Attachment: Calendar invite with Google redirect and invoice request

Description

Detects calendar file attachments containing Google redirect URLs in the location field combined with invoice-related language in the message body.

References

No references.

Sublime Security
Created Apr 8th, 2026 • Last updated Apr 8th, 2026
Source
type.inbound
and any(attachments,
        (
          .file_extension in~ ('ics')
          or .content_type in ("application/ics", "text/calendar")
        )
        and regex.icontains(file.parse_text(.).text,
                            'LOCATION[^:]*:.{1,300}google\.com/url'
        )
)
and any(ml.nlu_classifier(body.current_thread.text).topics,
        .name == "Request to View Invoice" and .confidence == "high"
)
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