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Statistical Model Detected C2 Beaconing Activity with High Confidence

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Statistical Model Detected C2 Beaconing Activity with High Confidence

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A statistical model has identified command-and-control (C2) beaconing activity with high confidence. Beaconing can help attackers maintain stealthy communication with their C2 servers, receive instructions and payloads, exfiltrate data and maintain persistence in a network.

Rule type: query

Rule indices:

ml_beaconing.all

Severity: low

Risk score: 21

Runs every: 5m

Searches indices from: now-1h (Date Math format, see also Additional look-back time)

Maximum alerts per execution: 100

References:

Tags:

Domain: Network
Use Case: C2 Beaconing Detection
Tactic: Command and Control

Version: 2

Rule authors:

Elastic

Rule license: Elastic License v2

Rule query

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beacon_stats.beaconing_score: 3

Framework: MITRE ATT&CK^TM

Tactic:
- Name: Command and Control
- ID: TA0011
- Reference URL: https://attack.mitre.org/tactics/TA0011/
Technique:
- Name: Web Service
- ID: T1102
- Reference URL: https://attack.mitre.org/techniques/T1102/
Sub-technique:
- Name: Bidirectional Communication
- ID: T1102.002
- Reference URL: https://attack.mitre.org/techniques/T1102/002/

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