• Sublime Core Feed
Medium Severity

Open redirect: Indeed

Labels

Credential Phishing
Malware/Ransomware
Open redirect
Sender analysis
URL analysis

Description

Detects emails containing links using Indeed '/r?target=xxxxxx' open redirect where the email has not come from indeed.com

References

Sublime Security
Created Sep 11th, 2024 • Last updated Sep 11th, 2024
Feed Source
Sublime Core Feed
Source
GitHub
type.inbound
and (
  (
    sender.email.domain.root_domain != "indeed.com"
    and any(body.links, "indeed_open_redirect" in .href_url.rewrite.encoders)
  )
  or any(attachments,
         .file_type == "pdf"
         and any(file.explode(.),
                 any(.scan.url.urls, "indeed_open_redirect" in .rewrite.encoders)
         )
  )
)
and (
  not profile.by_sender().solicited
  or (
    profile.by_sender().any_messages_malicious_or_spam
    and not profile.by_sender().any_false_positives
  )
)

// 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
)
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