Detection rules › Sublime MQL
Brand impersonation: Dashlane
Impersonation of the password management software Dashlane.
Threat classification
Sublime's own taxonomy (not MITRE ATT&CK).
| Category | Values |
|---|---|
| Attack types | Credential Phishing |
| Tactics and techniques | Impersonation: Brand, Social engineering |
Event coverage
| Message attribute |
|---|
| headers.auth_summary |
| sender |
| sender.email |
| type |
Rule body MQL
type.inbound
and (
regex.icontains(sender.display_name, '\bDashlane\b')
or strings.ilike(sender.email.domain.domain, '*Dashlane*')
)
and sender.email.domain.root_domain not in~ ('dashlane.com')
// 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
)
Detection logic
Scope: inbound message.
Impersonation of the password management software Dashlane.
- inbound message
any of:
- sender.display_name matches '\\bDashlane\\b'
- sender.email.domain.domain matches '*Dashlane*'
- sender.email.domain.root_domain not in ('dashlane.com')
any of:
all of:
- sender.email.domain.root_domain in $high_trust_sender_root_domains
not:
- headers.auth_summary.dmarc.pass
- sender.email.domain.root_domain not in $high_trust_sender_root_domains
Inspects: headers.auth_summary.dmarc.pass, sender.display_name, sender.email.domain.domain, sender.email.domain.root_domain, type.inbound. Sensors: regex.icontains, strings.ilike. Reference lists: $high_trust_sender_root_domains.
Indicators matched (3)
| Field | Match | Value |
|---|---|---|
regex.icontains | regex | \bDashlane\b |
strings.ilike | substring | *Dashlane* |
sender.email.domain.root_domain | member | dashlane.com |