Brand impersonation: FedEx

 1name: "Brand impersonation: FedEx"
 2description: |
 3    Impersonation of the shipping provider FedEx.
 4references:
 5  - "https://www.fedex.com/en-us/trust-center/report-fraud/fraudulent-email-examples.html"
 6type: "rule"
 7severity: "low"
 8source: |
 9  type.inbound
10  and (
11    sender.display_name in~ ('fedex', 'fedex shipment', 'fedex tracking updates')
12    or strings.ilevenshtein(sender.display_name, 'fedex') <= 1
13    or strings.ilike(sender.email.domain.domain, '*fedex*')
14  )
15  // sedex.com is not affiliated with FedEx, but is an apparent FP
16  and sender.email.domain.root_domain not in~ ('fedex.com', 'sedex.com', 'myworkday.com')
17  and sender.email.email not in $sender_emails  
18attack_types:
19  - "Credential Phishing"
20tactics_and_techniques:
21  - "Impersonation: Brand"
22  - "Lookalike domain"
23  - "Social engineering"
24detection_methods:
25  - "Header analysis"
26  - "Sender analysis"
27id: "94a2b602-2bc1-5ea3-941e-752e3a2235cf"