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GreyNoise Launches Free Tool to Detect Botnet Involvement

First seen 27 Nov 2025, 19:34 UTC • •41.7

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ThreatCluster •March 12, 2026 at 13:27 UTC

GreyNoise Labs has introduced a free tool, GreyNoise IP Check, allowing users to verify if their IP address has been involved in malicious scanning activities, particularly related to botnets and residential proxy networks. The firm reports a significant increase in the use of residential proxy networks over the past year, often without users' knowledge, leading to compromised internet connections.

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4 entities, 3 inferred relationships (STIX 2.1).

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Technique (3)

Botnet
Brute Force
Malware

Tool (1)

Curl

Relationships

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Curl related to Brute Force
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