Medium Severity

Service abuse: Power Automate callback scam

Labels

Callback Phishing
Social engineering
Natural Language Understanding
Sender analysis

Description

Detects inbound messages sent from Power Automate's notification address where the message body is classified by an NLU model as containing callback scam intent with medium or high confidence, indicating abuse of the legitimate automation service to deliver callback scam content.

References

No references.

Sublime Security
Created Sep 4th, 2026 • Last updated Sep 4th, 2026
Feed Source
Sublime Core Feed
Source
GitHub
type.inbound
and sender.email.email == "powerautomatenoreply@microsoft.com"
and any(ml.nlu_classifier(body.current_thread.text).intents,
        .name == "callback_scam" and .confidence == "high"
)
MQL Rule Console
•Docs•Learning Labs

Playground

Test against your own EMLs or sample data.

Share

Post about this on your socials.

Get Started. Today.

Managed or self-managed. No MX changes.

Get Started
Deploy and integrate a free Sublime instance in minutes.
Get Started