Detection rules › Sublime MQL
Truth Social infrastructure abuse via link redirect
Email contains a Truth Social link (links.truthsocial.com) but does not originate from a Truth Social domain. This is a known malicious tactic.
Threat classification
Sublime's own taxonomy (not MITRE ATT&CK).
| Category | Values |
|---|---|
| Attack types | Credential Phishing, Malware/Ransomware, Spam |
| Tactics and techniques | Evasion, Impersonation: Brand, Social engineering |
Event coverage
| Message attribute |
|---|
| body |
| body.links (collection) |
| headers.auth_summary |
| sender.email |
| type |
Rule body MQL
type.inbound
and length(body.links) < 10
and any(body.links, .href_url.domain.domain == "links.truthsocial.com")
and sender.email.domain.domain not in~ ('truthsocial.com')
and (
not profile.by_sender().solicited
or (
profile.by_sender().any_messages_malicious_or_spam
and not profile.by_sender().any_messages_benign
)
)
// 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.
Email contains a Truth Social link (links.truthsocial.com) but does not originate from a Truth Social domain. This is a known malicious tactic.
- inbound message
- length(body.links) < 10
any of
body.linkswhere:- .href_url.domain.domain is 'links.truthsocial.com'
- sender.email.domain.domain not in ('truthsocial.com')
any of:
not:
- profile.by_sender().solicited
all of:
- profile.by_sender().any_messages_malicious_or_spam
not:
- profile.by_sender().any_messages_benign
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: body.links, body.links[].href_url.domain.domain, headers.auth_summary.dmarc.pass, sender.email.domain.domain, sender.email.domain.root_domain, type.inbound. Sensors: profile.by_sender. Reference lists: $high_trust_sender_root_domains.
Indicators matched (2)
| Field | Match | Value |
|---|---|---|
body.links[].href_url.domain.domain | equals | links.truthsocial.com |
sender.email.domain.domain | member | truthsocial.com |