detection.wiki

Detection rules › Sublime MQL

Brand impersonation: Stellar Development Foundation (SDF)

Severity
low
Type
rule
Source
github.com/sublime-security/sublime-rules

Attack impersonating Stellar Development Foundation (SDF).

Threat classification

Sublime's own taxonomy (not MITRE ATT&CK).

CategoryValues
Attack typesCredential Phishing
Tactics and techniquesImpersonation: Brand, Social engineering

Event coverage

Message attribute
sender
sender.email
type

Rule body MQL

type.inbound
and regex.imatch(sender.display_name, '\bstellar\b')
and sender.email.domain.root_domain != "stellar.org"
and (
  not profile.by_sender().solicited
  or (
    profile.by_sender().any_messages_malicious_or_spam
    and not profile.by_sender().any_messages_benign
  )
)

Detection logic

Scope: inbound message.

Attack impersonating Stellar Development Foundation (SDF).

  1. inbound message
  2. sender.display_name matches '\\bstellar\\b'
  3. sender.email.domain.root_domain is not 'stellar.org'
  4. any of:
    • not:
      • profile.by_sender().solicited
    • all of:
      • profile.by_sender().any_messages_malicious_or_spam
      • not:
        • profile.by_sender().any_messages_benign

Inspects: sender.display_name, sender.email.domain.root_domain, type.inbound. Sensors: profile.by_sender, regex.imatch.

Indicators matched (1)

FieldMatchValue
regex.imatchregex\bstellar\b