# publicmosaic.sigma.yml — generated 2026-10-30 18:37 UTC — TLP:CLEAR
# source: https://publicmosaic.com — published for defensive use
# scope: family daybreak — https://publicmosaic.com/c2/daybreak
# covers listed listeners only; archived listings omitted: 0
# A withdrawal can take up to five minutes to reach this file. Each address's page under publicmosaic.com/ip/ is authoritative.
title: 'DayBreak — connections to listed C2 hosts'
id: e08846c2-780c-8a2b-8d0f-67962b457187
status: experimental
description: 'Outbound connection to an address Public Mosaic listed as a C2 host when this file was generated.'
references:
  - 'https://publicmosaic.com/c2/daybreak'
author: 'Public Mosaic'
date: 2026-08-24
modified: 2026-10-30
tags:
  - attack.command_and_control
  - tlp.clear
logsource:
  category: network_connection
detection:
  selection_p443:
    DestinationIp:
      - 101.34.218.233
    DestinationPort: 443
  selection_p1337:
    DestinationIp:
      - 101.34.218.233
      - 106.14.243.66
      - 111.124.203.18
      - 113.44.73.93
      - 117.72.43.92
      - 122.51.22.201
      - 140.143.248.11
      - 36.150.168.184
      - 45.136.14.72
      - 47.98.255.204
      - 49.232.193.137
      - 8.162.12.170
    DestinationPort: 1337
  selection_p6378:
    DestinationIp:
      - 117.72.43.92
    DestinationPort: 6378
  selection_p8082:
    DestinationIp:
      - 82.157.69.197
    DestinationPort: 8082
  selection_p11234:
    DestinationIp:
      - 149.104.26.229
    DestinationPort: 11234
  selection_p15121:
    DestinationIp:
      - 45.136.14.72
    DestinationPort: 15121
  selection_p50011:
    DestinationIp:
      - 49.232.193.137
    DestinationPort: 50011
  selection_p54471:
    DestinationIp:
      - 36.150.168.184
    DestinationPort: 54471
  selection_p55600:
    DestinationIp:
      - 8.222.226.141
    DestinationPort: 55600
  selection_p55602:
    DestinationIp:
      - 8.222.226.141
    DestinationPort: 55602
  selection_p65535:
    DestinationIp:
      - 45.136.14.72
    DestinationPort: 65535
  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