type.inbound
and any(body.links,
(
.href_url.domain.domain == "ib.adnxs.com"
and strings.icontains(.href_url.path, '/getuid')
// Make sure the redirect is not going back to adnxs.com
and not regex.icontains(.href_url.query_params,
'getuid\?(?:https?(?:%3a|:))?(?:%2f|\/){2}[^&]*adnxs\.com(?:\&|\/|$|%2f)'
)
)
// second form of an open redirect
or (
.href_url.domain.domain == "secure.adnxs.com"
and strings.icontains(.href_url.query_params, 'redir=')
// Make sure the redirect is not going back to adnxs.com
and not regex.icontains(.href_url.query_params,
'redir=(?:https?(?:%3a|:))?(?:%2f|\/){2}[^&]*adnxs\.com(?:\&|\/|$|%2f)'
)
)
)
and not sender.email.domain.root_domain == "adnxs.com"
and not sender.email.domain.root_domain == "appnexus.com"
// negate highly trusted sender domains unless they fail DMARC authentication
and not (
sender.email.domain.root_domain in $high_trust_sender_root_domains
and coalesce(headers.auth_summary.dmarc.pass, false)
)
Playground
Test against your own EMLs or sample data.