Medium Severity
Brand impersonation: Gusto
Description
Impersonation of Gusto, a cloud-based payroll management company.
References
No references.
Sublime Security
Created Aug 17th, 2023 • Last updated Apr 23rd, 2024
Feed Source
Sublime Core Feed
Source
type.inbound
and (
strings.ilike(sender.display_name, '*gusto*')
or strings.ilevenshtein(sender.display_name, 'gusto') <= 1
or strings.ilike(sender.email.domain.domain, '*gusto*')
)
and any(ml.logo_detect(beta.message_screenshot()).brands,
.name == "Gusto" and .confidence in ("medium", "high")
)
and sender.email.domain.root_domain !~ 'gusto.com'
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
)
Playground
Test against your own EMLs or sample data.