{
  "id": "group5",
  "name": "Group5",
  "aliases": [],
  "domain": "cyber",
  "country": "IRN",
  "category": "Suspected state-linked cyber threat group",
  "status": "tracked",
  "fielded": null,
  "operators": [
    "IRN"
  ],
  "summary": "Group5 is a threat group with a suspected Iranian nexus, though this attribution is not definite. The group has targeted individuals connected to the Syrian opposition via spearphishing and watering holes, normally using Syrian and Iranian themes.",
  "specs": [
    {
      "k": "sponsor",
      "v": "Suspected Iranian nexus (not definite)",
      "src": [
        "mitre-g0043"
      ],
      "conf": "medium"
    },
    {
      "k": "attack_id",
      "v": "G0043",
      "src": [
        "mitre-g0043"
      ],
      "conf": "high"
    },
    {
      "k": "targets",
      "v": "The group has targeted individuals connected to the Syrian opposition via spearphishing and watering holes, normally using Syrian and Iranian themes.",
      "src": [
        "mitre-g0043"
      ],
      "conf": "medium"
    },
    {
      "k": "techniques_count",
      "v": 4,
      "src": [
        "mitre-g0043"
      ],
      "conf": "high",
      "note": "ATT&CK v20.1"
    },
    {
      "k": "software",
      "v": "NanoCore, njRAT",
      "src": [
        "mitre-g0043"
      ],
      "conf": "high",
      "note": "2 malware and tool entries linked in ATT&CK"
    }
  ],
  "payloads": [],
  "variants": [],
  "art": "cyber",
  "image": null,
  "verified": null,
  "notes": "Group5 is a threat group with a suspected Iranian nexus, though this attribution is not definite. The group has targeted individuals connected to the Syrian opposition via spearphishing and watering holes, normally using Syrian and Iranian themes. Group5 has used two commonly available remote access tools (RATs), njRAT and NanoCore, as well as an Android RAT, DroidJack. 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 G0043)"
    }
  ],
  "url": "https://www.defensepedia.com/systems/group5.html",
  "sources": {
    "mitre-g0043": {
      "title": "Group5, Group G0043",
      "publisher": "MITRE ATT&CK",
      "url": "https://attack.mitre.org/groups/G0043/",
      "published": "2026-07-31",
      "tier": 2,
      "checked": "2026-11-08"
    }
  }
}