Detection rules › Sublime MQL
Open redirect: McGill University
Message contains use of McGill University's open redirect but the sender is not McGill University.
Threat classification
Sublime's own taxonomy (not MITRE ATT&CK).
| Category | Values |
|---|---|
| Attack types | Credential Phishing, Malware/Ransomware |
| Tactics and techniques | Open redirect |
Event coverage
| Message attribute |
|---|
| body |
| body.links (collection) |
| sender.email |
| type |
Rule body MQL
type.inbound
and any(body.links,
.href_url.domain.domain == 'myalumni.mcgill.ca'
and .href_url.path =~ '/redirect.aspx'
)
and any(body.links, strings.ilike(.href_url.query_params, '*tokenUrl=*'))
and sender.email.domain.root_domain != 'mcgill.ca'
Detection logic
Scope: inbound message.
Message contains use of McGill University's open redirect but the sender is not McGill University.
- inbound message
any of
body.linkswhere all hold:- .href_url.domain.domain is 'myalumni.mcgill.ca'
- .href_url.path is '/redirect.aspx'
any of
body.linkswhere:- .href_url.query_params matches '*tokenUrl=*'
- sender.email.domain.root_domain is not 'mcgill.ca'
Inspects: body.links, body.links[].href_url.domain.domain, body.links[].href_url.path, body.links[].href_url.query_params, sender.email.domain.root_domain, type.inbound. Sensors: strings.ilike.
Indicators matched (3)
| Field | Match | Value |
|---|---|---|
body.links[].href_url.domain.domain | equals | myalumni.mcgill.ca |
body.links[].href_url.path | equals | /redirect.aspx |
strings.ilike | substring | *tokenUrl=* |