Whisper - ASN Reputation Score Hunt

Detects ASN reputation degradation by comparing scores across 24-hour windows, flagging increases greater than 20 points. Helps surface ASNs that became significantly more risky in recent telemetry.

Detection logic

Detection requirements

Platform: Linux macOS Network Devices Windows
The rule states no platform. This is derived from the ATT&CK technique it maps to.
Log source product: whispersecurityconnector
Log source service: whisperasnreputation_cl

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Detection rules

Whisper - ASN Reputation Score Hunt

Detection logic

Detection requirements

MITRE ATT&CK mappings

From the source

Licence

Authorship

Detection rules