# publicmosaic.sigma.yml — generated 2026-10-30 20:07 UTC — TLP:CLEAR
# source: https://publicmosaic.com — published for defensive use
# scope: asn 200590 — https://publicmosaic.com/asn/200590
# covers listed listeners only; archived listings omitted: 2
# A withdrawal can take up to five minutes to reach this file. Each address's page under publicmosaic.com/ip/ is authoritative.
title: 'AS200590 — connections to listed C2 hosts'
id: 2ce761ee-06f9-84bb-a8e4-a3744ff97a0f
status: experimental
description: 'Outbound connection to an address Public Mosaic listed as a C2 host when this file was generated.'
references:
  - 'https://publicmosaic.com/asn/200590'
author: 'Public Mosaic'
date: 2026-09-22
modified: 2026-10-30
tags:
  - attack.command_and_control
  - tlp.clear
logsource:
  category: network_connection
detection:
  selection_p7443:
    DestinationIp:
      - 5.180.42.176
    DestinationPort: 7443
  selection_p13213:
    DestinationIp:
      - 5.180.20.26
    DestinationPort: 13213
  selection_p15119:
    DestinationIp:
      - 5.180.20.26
    DestinationPort: 15119
  condition: 1 of selection_*
falsepositives:
  - 'Shared hosting: an address can later serve other tenants. Its host page shows whether it is still listed.'
level: high