Dragonfly

{
  "id": "ATTACK:ics:G0035",
  "title": "Dragonfly",
  "type": "IntrusionSet",
  "source_url": "https://attack.mitre.org/groups/G0035",
  "snapshot": "ics-attack-20.0.json",
  "status": "active",
  "rights": "Source metadata only; source notices retained; no operational prose or payloads",
  "review_status": "machine-extracted; source-specific checks passed, editorial review pending",
  "stix_id": "intrusion-set--1c63d4ec-0a75-4daa-b1df-0d11af3d3cc1",
  "external_id": "G0035",
  "domain": "ics",
  "created": "2017-05-31T21:32:05.217Z",
  "modified": "2026-07-31T20:48:28.048Z",
  "version": "4.0",
  "aliases": [
    "Dragonfly",
    "TEMP.Isotope",
    "DYMALLOY",
    "Berserk Bear",
    "TG-4192",
    "Crouching Yeti",
    "IRON LIBERTY",
    "Energetic Bear",
    "Ghost Blizzard",
    "BROMINE"
  ],
  "tactics": [

  ],
  "source_references": [
    {
      "source_name": "DYMALLOY"
    },
    {
      "source_name": "Berserk Bear"
    },
    {
      "source_name": "TEMP.Isotope"
    },
    {
      "source_name": "Ghost Blizzard"
    },
    {
      "source_name": "BROMINE"
    },
    {
      "source_name": "Crouching Yeti"
    },
    {
      "source_name": "IRON LIBERTY"
    },
    {
      "source_name": "TG-4192"
    },
    {
      "source_name": "Dragonfly"
    },
    {
      "source_name": "Energetic Bear"
    },
    {
      "source_name": "CISA AA20-296A Berserk Bear December 2020",
      "url": "https://www.cisa.gov/uscert/ncas/alerts/aa20-296a#revisions"
    },
    {
      "source_name": "DOJ Russia Targeting Critical Infrastructure March 2022",
      "url": "https://www.justice.gov/opa/pr/four-russian-government-employees-charged-two-historical-hacking-campaigns-targeting-critical"
    },
    {
      "source_name": "Dragos DYMALLOY ",
      "url": "https://www.dragos.com/threat/dymalloy/"
    },
    {
      "source_name": "Fortune Dragonfly 2.0 Sept 2017",
      "url": "http://fortune.com/2017/09/06/hack-energy-grid-symantec/"
    },
    {
      "source_name": "Mandiant Ukraine Cyber Threats January 2022",
      "url": "https://www.mandiant.com/resources/ukraine-crisis-cyber-threats"
    },
    {
      "source_name": "Microsoft Threat Actor Naming July 2023",
      "url": "https://learn.microsoft.com/en-us/microsoft-365/security/intelligence/microsoft-threat-actor-naming?view=o365-worldwide"
    },
    {
      "source_name": "Secureworks MCMD July 2019",
      "url": "https://www.secureworks.com/research/mcmd-malware-analysis"
    },
    {
      "source_name": "Secureworks IRON LIBERTY July 2019",
      "url": "https://www.secureworks.com/research/resurgent-iron-liberty-targeting-energy-sector"
    },
    {
      "source_name": "Secureworks Karagany July 2019",
      "url": "https://www.secureworks.com/research/updated-karagany-malware-targets-energy-sector"
    },
    {
      "source_name": "Gigamon Berserk Bear October 2021",
      "url": "https://vblocalhost.com/uploads/VB2021-Slowik.pdf"
    },
    {
      "source_name": "Symantec Dragonfly Sept 2017",
      "url": "https://docs.broadcom.com/doc/dragonfly_threat_against_western_energy_suppliers"
    },
    {
      "source_name": "Symantec Dragonfly",
      "url": "https://community.broadcom.com/symantecenterprise/communities/community-home/librarydocuments/viewdocument?DocumentKey=7382dce7-0260-4782-84cc-890971ed3f17&CommunityKey=1ecf5f55-9545-44d6-b0f4-4e4a7f5f5e68&tab=librarydocuments"
    },
    {
      "source_name": "Symantec Dragonfly 2.0 October 2017",
      "url": "https://symantec-enterprise-blogs.security.com/blogs/threat-intelligence/dragonfly-energy-sector-cyber-attacks"
    },
    {
      "source_name": "UK GOV FSB Factsheet April 2022",
      "url": "https://www.gov.uk/government/publications/russias-fsb-malign-cyber-activity-factsheet/russias-fsb-malign-activity-factsheet"
    }
  ]
}