Detection rules › Sublime MQL

Service abuse: Microsoft Power BI callback scam

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

Detects callback scam content sent from the legitimate Microsoft Power BI service email address, indicating potential service abuse to distribute fraudulent callback solicitations.

Threat classification

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

CategoryValues
Attack typesCallback Phishing
Tactics and techniquesOut of band pivot, Social engineering

Event coverage

Rule body MQL

type.inbound
and sender.email.email == 'no-reply-powerbi@microsoft.com'
and any(ml.nlu_classifier(body.current_thread.text).intents,
        .name == "callback_scam"
)

Detection logic

Scope: inbound message.

Detects callback scam content sent from the legitimate Microsoft Power BI service email address, indicating potential service abuse to distribute fraudulent callback solicitations.

  1. inbound message
  2. sender.email.email is 'no-reply-powerbi@microsoft.com'
  3. any of ml.nlu_classifier(body.current_thread.text).intents where:
    • .name is 'callback_scam'

Inspects: body.current_thread.text, sender.email.email, type.inbound. Sensors: ml.nlu_classifier.

Indicators matched (2)

FieldMatchValue
sender.email.emailequalsno-reply-powerbi@microsoft.com
ml.nlu_classifier(body.current_thread.text).intents[].nameequalscallback_scam