{
  "id": "ferocious-kitten",
  "name": "Ferocious Kitten",
  "aliases": [],
  "domain": "cyber",
  "country": "UNK",
  "category": "Unattributed cyber threat group",
  "status": "tracked",
  "fielded": null,
  "operators": [],
  "summary": "Ferocious Kitten is a threat group that has primarily targeted Persian-speaking individuals in Iran since at least 2015.",
  "specs": [
    {
      "k": "sponsor",
      "v": "Targets Persian-speaking individuals in Iran",
      "src": [
        "mitre-g0137"
      ],
      "conf": "low"
    },
    {
      "k": "active_since",
      "v": 2015,
      "src": [
        "mitre-g0137"
      ],
      "conf": "medium",
      "note": "At least 2015"
    },
    {
      "k": "attack_id",
      "v": "G0137",
      "src": [
        "mitre-g0137"
      ],
      "conf": "high"
    },
    {
      "k": "targets",
      "v": "Ferocious Kitten is a threat group that has primarily targeted Persian-speaking individuals in Iran since at least 2015.",
      "src": [
        "mitre-g0137"
      ],
      "conf": "medium"
    },
    {
      "k": "techniques_count",
      "v": 6,
      "src": [
        "mitre-g0137"
      ],
      "conf": "high",
      "note": "ATT&CK v20.1"
    },
    {
      "k": "software",
      "v": "BITSAdmin, MarkiRAT",
      "src": [
        "mitre-g0137"
      ],
      "conf": "high",
      "note": "2 malware and tool entries linked in ATT&CK"
    }
  ],
  "payloads": [],
  "variants": [],
  "art": "cyber",
  "image": null,
  "verified": null,
  "notes": "Ferocious Kitten is a threat group that has primarily targeted Persian-speaking individuals in Iran since at least 2015. Description adapted from MITRE ATT&CK®, © The MITRE Corporation, used under the ATT&CK Terms of Use.",
  "changelog": [
    {
      "date": "2026-11-08",
      "change": "Entry created from MITRE ATT&CK Enterprise v20.1 (group G0137)"
    }
  ],
  "url": "https://www.defensepedia.com/systems/ferocious-kitten.html",
  "sources": {
    "mitre-g0137": {
      "title": "Ferocious Kitten, Group G0137",
      "publisher": "MITRE ATT&CK",
      "url": "https://attack.mitre.org/groups/G0137/",
      "published": "2026-07-31",
      "tier": 2,
      "checked": "2026-11-08"
    }
  }
}