{
  "modified": "2024-04-11T00:08:18.570Z",
  "name": "Shark",
  "description": "[Shark](https://attack.mitre.org/software/S1019) is a backdoor malware written in C# and .NET that is an updated version of [Milan](https://attack.mitre.org/software/S1015); it has been used by [HEXANE](https://attack.mitre.org/groups/G1001) since at least July 2021.(Citation: ClearSky Siamesekitten August 2021)(Citation: Accenture Lyceum Targets November 2021)",
  "is_family": true,
  "x_mitre_platforms": [
    "Windows"
  ],
  "x_mitre_deprecated": false,
  "x_mitre_domains": [
    "enterprise-attack"
  ],
  "x_mitre_version": "1.1",
  "x_mitre_aliases": [
    "Shark"
  ],
  "type": "malware",
  "spec_version": "2.1",
  "id": "malware--99854cc8-f202-4e03-aa0a-4f8a4af93229",
  "created": "2022-06-10T19:45:53.538Z",
  "created_by_ref": "identity--c78cb6e5-0c4b-4611-8297-d1b8b55e40b5",
  "revoked": false,
  "external_references": [
    {
      "source_name": "mitre-attack",
      "url": "https://attack.mitre.org/software/S1019",
      "external_id": "S1019"
    },
    {
      "source_name": "Accenture Lyceum Targets November 2021",
      "description": "Accenture. (2021, November 9). Who are latest targets of cyber group Lyceum?. Retrieved June 16, 2022.",
      "url": "https://www.accenture.com/us-en/blogs/cyber-defense/iran-based-lyceum-campaigns"
    },
    {
      "source_name": "ClearSky Siamesekitten August 2021",
      "description": "ClearSky Cyber Security . (2021, August). New Iranian Espionage Campaign By “Siamesekitten” - Lyceum. Retrieved June 6, 2022.",
      "url": "https://www.clearskysec.com/siamesekitten/"
    }
  ],
  "object_marking_refs": [
    "marking-definition--fa42a846-8d90-4e51-bc29-71d5b4802168"
  ],
  "x_mitre_attack_spec_version": "3.2.0",
  "x_mitre_modified_by_ref": "identity--c78cb6e5-0c4b-4611-8297-d1b8b55e40b5"
}