Source assertions are not new attribution claims. No sole inventor or transitive actor-CVE inference.
{
  "record": {
    "id": "ATTACK:enterprise:T1104",
    "title": "Multi-Stage Channels",
    "type": "Technique",
    "source_url": "https://attack.mitre.org/techniques/T1104",
    "snapshot": "enterprise-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": "attack-pattern--84e02621-8fdf-470f-bd58-993bb6a89d91",
    "external_id": "T1104",
    "domain": "enterprise",
    "created": "2017-05-31T21:31:15.935Z",
    "modified": "2025-10-24T17:49:03.646Z",
    "version": "1.1",
    "aliases": [

    ],
    "tactics": [
      "command-and-control"
    ],
    "source_references": [

    ]
  },
  "assertions": [
    {
      "id": "enterprise:relationship--1258536b-6cf4-4cfe-98c7-e9c1d30c5a34",
      "subject": "ATTACK:enterprise:G0022",
      "predicate": "uses",
      "object": "ATTACK:enterprise:T1104",
      "asserted_by": "MITRE ATT&CK",
      "source_url": "https://raw.githubusercontent.com/mitre-attack/attack-stix-data/c2494b29dd268c46a5d0ea0990553e4327cd2253/enterprise-attack/enterprise-attack-20.0.json",
      "snapshot": "enterprise-attack-20.0.json",
      "evidence_locator": "relationship--1258536b-6cf4-4cfe-98c7-e9c1d30c5a34",
      "modified": "2026-07-31T18:47:37.634Z",
      "references": [
        {
          "source_name": "FireEye Operation Double Tap",
          "url": "https://www.fireeye.com/blog/threat-research/2014/11/operation_doubletap.html"
        }
      ],
      "qualification": "Source assertion; no new actor identity, alias equivalence, CVE exploitation or causal inference. Procedure prose omitted.",
      "source_occurrences": 1
    },
    {
      "id": "enterprise:relationship--23577031-f987-40c5-95ea-65689f9f39fc",
      "subject": "ATTACK:enterprise:S1141",
      "predicate": "uses",
      "object": "ATTACK:enterprise:T1104",
      "asserted_by": "MITRE ATT&CK",
      "source_url": "https://raw.githubusercontent.com/mitre-attack/attack-stix-data/c2494b29dd268c46a5d0ea0990553e4327cd2253/enterprise-attack/enterprise-attack-20.0.json",
      "snapshot": "enterprise-attack-20.0.json",
      "evidence_locator": "relationship--23577031-f987-40c5-95ea-65689f9f39fc",
      "modified": "2026-04-29T14:23:05.953Z",
      "references": [
        {
          "source_name": "ESET Turla Lunar toolset May 2024",
          "url": "https://www.welivesecurity.com/en/eset-research/moon-backdoors-lunar-landing-diplomatic-missions/"
        }
      ],
      "qualification": "Source assertion; no new actor identity, alias equivalence, CVE exploitation or causal inference. Procedure prose omitted.",
      "source_occurrences": 1
    },
    {
      "id": "enterprise:relationship--25ad5783-c7fe-4715-b4ce-c03b36ccdfa8",
      "subject": "ATTACK:enterprise:S0069",
      "predicate": "uses",
      "object": "ATTACK:enterprise:T1104",
      "asserted_by": "MITRE ATT&CK",
      "source_url": "https://raw.githubusercontent.com/mitre-attack/attack-stix-data/c2494b29dd268c46a5d0ea0990553e4327cd2253/enterprise-attack/enterprise-attack-20.0.json",
      "snapshot": "enterprise-attack-20.0.json",
      "evidence_locator": "relationship--25ad5783-c7fe-4715-b4ce-c03b36ccdfa8",
      "modified": "2026-04-29T14:23:05.956Z",
      "references": [
        {
          "source_name": "FireEye APT17",
          "url": "https://web.archive.org/web/20240119213200/https://www2.fireeye.com/rs/fireye/images/APT17_Report.pdf"
        }
      ],
      "qualification": "Source assertion; no new actor identity, alias equivalence, CVE exploitation or causal inference. Procedure prose omitted.",
      "source_occurrences": 1
    },
    {
      "id": "enterprise:relationship--338559ba-2fd5-4677-8308-69aed36b5865",
      "subject": "ATTACK:enterprise:C0056",
      "predicate": "uses",
      "object": "ATTACK:enterprise:T1104",
      "asserted_by": "MITRE ATT&CK",
      "source_url": "https://raw.githubusercontent.com/mitre-attack/attack-stix-data/c2494b29dd268c46a5d0ea0990553e4327cd2253/enterprise-attack/enterprise-attack-20.0.json",
      "snapshot": "enterprise-attack-20.0.json",
      "evidence_locator": "relationship--338559ba-2fd5-4677-8308-69aed36b5865",
      "modified": "2026-07-31T18:47:19.920Z",
      "references": [
        {
          "source_name": "Mandiant UNC3886 Juniper Routers MAR 2025",
          "url": "https://cloud.google.com/blog/topics/threat-intelligence/china-nexus-espionage-targets-juniper-routers"
        }
      ],
      "qualification": "Source assertion; no new actor identity, alias equivalence, CVE exploitation or causal inference. Procedure prose omitted.",
      "source_occurrences": 1
    },
    {
      "id": "enterprise:relationship--3a348ba8-5608-4e9b-a180-f66cfad9896e",
      "subject": "ATTACK:enterprise:M1031",
      "predicate": "mitigates",
      "object": "ATTACK:enterprise:T1104",
      "asserted_by": "MITRE ATT&CK",
      "source_url": "https://raw.githubusercontent.com/mitre-attack/attack-stix-data/c2494b29dd268c46a5d0ea0990553e4327cd2253/enterprise-attack/enterprise-attack-20.0.json",
      "snapshot": "enterprise-attack-20.0.json",
      "evidence_locator": "relationship--3a348ba8-5608-4e9b-a180-f66cfad9896e",
      "modified": "2026-04-29T14:23:06.000Z",
      "references": [

      ],
      "qualification": "Source assertion; no new actor identity, alias equivalence, CVE exploitation or causal inference. Procedure prose omitted.",
      "source_occurrences": 1
    },
    {
      "id": "enterprise:relationship--3cf183ef-05aa-47ad-b691-654c0648326a",
      "subject": "ATTACK:enterprise:G0032",
      "predicate": "uses",
      "object": "ATTACK:enterprise:T1104",
      "asserted_by": "MITRE ATT&CK",
      "source_url": "https://raw.githubusercontent.com/mitre-attack/attack-stix-data/c2494b29dd268c46a5d0ea0990553e4327cd2253/enterprise-attack/enterprise-attack-20.0.json",
      "snapshot": "enterprise-attack-20.0.json",
      "evidence_locator": "relationship--3cf183ef-05aa-47ad-b691-654c0648326a",
      "modified": "2026-07-31T20:48:46.619Z",
      "references": [
        {
          "source_name": "Lazarus APT January 2022",
          "url": "https://blog.malwarebytes.com/threat-intelligence/2022/01/north-koreas-lazarus-apt-leverages-windows-update-client-github-in-latest-campaign/"
        }
      ],
      "qualification": "Source assertion; no new actor identity, alias equivalence, CVE exploitation or causal inference. Procedure prose omitted.",
      "source_occurrences": 1
    },
    {
      "id": "enterprise:relationship--48e3f4e2-0506-4b5c-b40c-2c6edc92b0a5",
      "subject": "ATTACK:enterprise:S0476",
      "predicate": "uses",
      "object": "ATTACK:enterprise:T1104",
      "asserted_by": "MITRE ATT&CK",
      "source_url": "https://raw.githubusercontent.com/mitre-attack/attack-stix-data/c2494b29dd268c46a5d0ea0990553e4327cd2253/enterprise-attack/enterprise-attack-20.0.json",
      "snapshot": "enterprise-attack-20.0.json",
      "evidence_locator": "relationship--48e3f4e2-0506-4b5c-b40c-2c6edc92b0a5",
      "modified": "2026-04-29T14:23:06.024Z",
      "references": [
        {
          "source_name": "Unit 42 Valak July 2020",
          "url": "https://unit42.paloaltonetworks.com/valak-evolution/"
        }
      ],
      "qualification": "Source assertion; no new actor identity, alias equivalence, CVE exploitation or causal inference. Procedure prose omitted.",
      "source_occurrences": 1
    },
    {
      "id": "enterprise:relationship--6114128d-66e6-4b94-9593-220f9e326cef",
      "subject": "ATTACK:enterprise:S1206",
      "predicate": "uses",
      "object": "ATTACK:enterprise:T1104",
      "asserted_by": "MITRE ATT&CK",
      "source_url": "https://raw.githubusercontent.com/mitre-attack/attack-stix-data/c2494b29dd268c46a5d0ea0990553e4327cd2253/enterprise-attack/enterprise-attack-20.0.json",
      "snapshot": "enterprise-attack-20.0.json",
      "evidence_locator": "relationship--6114128d-66e6-4b94-9593-220f9e326cef",
      "modified": "2026-04-29T14:23:06.057Z",
      "references": [
        {
          "source_name": "Cisco Salt Typhoon FEB 2025",
          "url": "https://blog.talosintelligence.com/salt-typhoon-analysis/"
        }
      ],
      "qualification": "Source assertion; no new actor identity, alias equivalence, CVE exploitation or causal inference. Procedure prose omitted.",
      "source_occurrences": 1
    },
    {
      "id": "enterprise:relationship--711879b6-a9ac-42c6-a6a0-244b03890cec",
      "subject": "ATTACK:enterprise:S0534",
      "predicate": "uses",
      "object": "ATTACK:enterprise:T1104",
      "asserted_by": "MITRE ATT&CK",
      "source_url": "https://raw.githubusercontent.com/mitre-attack/attack-stix-data/c2494b29dd268c46a5d0ea0990553e4327cd2253/enterprise-attack/enterprise-attack-20.0.json",
      "snapshot": "enterprise-attack-20.0.json",
      "evidence_locator": "relationship--711879b6-a9ac-42c6-a6a0-244b03890cec",
      "modified": "2026-04-29T14:23:06.080Z",
      "references": [
        {
          "source_name": "Cybereason Bazar July 2020",
          "url": "https://www.cybereason.com/blog/a-bazar-of-tricks-following-team9s-development-cycles"
        },
        {
          "source_name": "Zscaler Bazar September 2020",
          "url": "https://www.zscaler.com/blogs/research/spear-phishing-campaign-delivers-buer-and-bazar-malware"
        }
      ],
      "qualification": "Source assertion; no new actor identity, alias equivalence, CVE exploitation or causal inference. Procedure prose omitted.",
      "source_occurrences": 1
    },
    {
      "id": "enterprise:relationship--8f060861-0206-4dcc-9f46-c55bde63ae40",
      "subject": "ATTACK:enterprise:S1086",
      "predicate": "uses",
      "object": "ATTACK:enterprise:T1104",
      "asserted_by": "MITRE ATT&CK",
      "source_url": "https://raw.githubusercontent.com/mitre-attack/attack-stix-data/c2494b29dd268c46a5d0ea0990553e4327cd2253/enterprise-attack/enterprise-attack-20.0.json",
      "snapshot": "enterprise-attack-20.0.json",
      "evidence_locator": "relationship--8f060861-0206-4dcc-9f46-c55bde63ae40",
      "modified": "2026-04-29T14:23:06.120Z",
      "references": [
        {
          "source_name": "Telefonica Snip3 December 2021",
          "url": "https://telefonicatech.com/blog/snip3-investigacion-malware"
        },
        {
          "source_name": "Morphisec Snip3 May 2021",
          "url": "https://blog.morphisec.com/revealing-the-snip3-crypter-a-highly-evasive-rat-loader"
        }
      ],
      "qualification": "Source assertion; no new actor identity, alias equivalence, CVE exploitation or causal inference. Procedure prose omitted.",
      "source_occurrences": 1
    },
    {
      "id": "enterprise:relationship--a05c9888-4d88-4487-8e48-b0509de3fb50",
      "subject": "ATTACK:enterprise:S1160",
      "predicate": "uses",
      "object": "ATTACK:enterprise:T1104",
      "asserted_by": "MITRE ATT&CK",
      "source_url": "https://raw.githubusercontent.com/mitre-attack/attack-stix-data/c2494b29dd268c46a5d0ea0990553e4327cd2253/enterprise-attack/enterprise-attack-20.0.json",
      "snapshot": "enterprise-attack-20.0.json",
      "evidence_locator": "relationship--a05c9888-4d88-4487-8e48-b0509de3fb50",
      "modified": "2026-04-29T14:23:06.144Z",
      "references": [
        {
          "source_name": "Latrodectus APR 2024",
          "url": "https://www.proofpoint.com/us/blog/threat-insight/latrodectus-spider-bytes-ice"
        }
      ],
      "qualification": "Source assertion; no new actor identity, alias equivalence, CVE exploitation or causal inference. Procedure prose omitted.",
      "source_occurrences": 1
    },
    {
      "id": "enterprise:relationship--a2006705-7f1b-4081-a074-5313f1d8c7af",
      "subject": "ATTACK:enterprise:S0022",
      "predicate": "uses",
      "object": "ATTACK:enterprise:T1104",
      "asserted_by": "MITRE ATT&CK",
      "source_url": "https://raw.githubusercontent.com/mitre-attack/attack-stix-data/c2494b29dd268c46a5d0ea0990553e4327cd2253/enterprise-attack/enterprise-attack-20.0.json",
      "snapshot": "enterprise-attack-20.0.json",
      "evidence_locator": "relationship--a2006705-7f1b-4081-a074-5313f1d8c7af",
      "modified": "2026-04-29T14:23:06.145Z",
      "references": [
        {
          "source_name": "Joint Cybersecurity Advisory AA23-129A Snake Malware May 2023",
          "url": "https://www.cisa.gov/sites/default/files/2023-05/aa23-129a_snake_malware_2.pdf"
        }
      ],
      "qualification": "Source assertion; no new actor identity, alias equivalence, CVE exploitation or causal inference. Procedure prose omitted.",
      "source_occurrences": 1
    },
    {
      "id": "enterprise:relationship--a3a7d091-49bb-4fd1-9442-d02e83a48ea1",
      "subject": "ATTACK:enterprise:G0069",
      "predicate": "uses",
      "object": "ATTACK:enterprise:T1104",
      "asserted_by": "MITRE ATT&CK",
      "source_url": "https://raw.githubusercontent.com/mitre-attack/attack-stix-data/c2494b29dd268c46a5d0ea0990553e4327cd2253/enterprise-attack/enterprise-attack-20.0.json",
      "snapshot": "enterprise-attack-20.0.json",
      "evidence_locator": "relationship--a3a7d091-49bb-4fd1-9442-d02e83a48ea1",
      "modified": "2026-07-31T20:48:30.099Z",
      "references": [
        {
          "source_name": "Talos MuddyWater May 2019",
          "url": "https://blog.talosintelligence.com/2019/05/recent-muddywater-associated-blackwater.html"
        }
      ],
      "qualification": "Source assertion; no new actor identity, alias equivalence, CVE exploitation or causal inference. Procedure prose omitted.",
      "source_occurrences": 1
    },
    {
      "id": "enterprise:relationship--a6962782-1942-42f5-a627-f205376e2ec2",
      "subject": "ATTACK:enterprise:S0031",
      "predicate": "uses",
      "object": "ATTACK:enterprise:T1104",
      "asserted_by": "MITRE ATT&CK",
      "source_url": "https://raw.githubusercontent.com/mitre-attack/attack-stix-data/c2494b29dd268c46a5d0ea0990553e4327cd2253/enterprise-attack/enterprise-attack-20.0.json",
      "snapshot": "enterprise-attack-20.0.json",
      "evidence_locator": "relationship--a6962782-1942-42f5-a627-f205376e2ec2",
      "modified": "2026-04-29T14:23:06.152Z",
      "references": [
        {
          "source_name": "FireEye APT30",
          "url": "https://media.kasperskycontenthub.com/wp-content/uploads/sites/43/2015/05/20081935/rpt-apt30.pdf"
        }
      ],
      "qualification": "Source assertion; no new actor identity, alias equivalence, CVE exploitation or causal inference. Procedure prose omitted.",
      "source_occurrences": 1
    },
    {
      "id": "enterprise:relationship--d4f7fac4-ddc0-40fa-8b16-c61b1de30072",
      "subject": "ATTACK:enterprise:S0220",
      "predicate": "uses",
      "object": "ATTACK:enterprise:T1104",
      "asserted_by": "MITRE ATT&CK",
      "source_url": "https://raw.githubusercontent.com/mitre-attack/attack-stix-data/c2494b29dd268c46a5d0ea0990553e4327cd2253/enterprise-attack/enterprise-attack-20.0.json",
      "snapshot": "enterprise-attack-20.0.json",
      "evidence_locator": "relationship--d4f7fac4-ddc0-40fa-8b16-c61b1de30072",
      "modified": "2026-04-29T14:23:06.216Z",
      "references": [
        {
          "source_name": "Chaos Stolen Backdoor",
          "url": "http://gosecure.net/2018/02/14/chaos-stolen-backdoor-rising/"
        }
      ],
      "qualification": "Source assertion; no new actor identity, alias equivalence, CVE exploitation or causal inference. Procedure prose omitted.",
      "source_occurrences": 1
    },
    {
      "id": "enterprise:relationship--f234930f-f7d1-458d-8c79-c73538990f97",
      "subject": "ATTACK:enterprise:G0096",
      "predicate": "uses",
      "object": "ATTACK:enterprise:T1104",
      "asserted_by": "MITRE ATT&CK",
      "source_url": "https://raw.githubusercontent.com/mitre-attack/attack-stix-data/c2494b29dd268c46a5d0ea0990553e4327cd2253/enterprise-attack/enterprise-attack-20.0.json",
      "snapshot": "enterprise-attack-20.0.json",
      "evidence_locator": "relationship--f234930f-f7d1-458d-8c79-c73538990f97",
      "modified": "2026-07-31T20:48:27.639Z",
      "references": [
        {
          "source_name": "FireEye APT41 March 2020",
          "url": "https://www.fireeye.com/blog/threat-research/2020/03/apt41-initiates-global-intrusion-campaign-using-multiple-exploits.html"
        }
      ],
      "qualification": "Source assertion; no new actor identity, alias equivalence, CVE exploitation or causal inference. Procedure prose omitted.",
      "source_occurrences": 1
    }
  ],
  "source_snapshot": {
    "file": "enterprise-attack-20.0.json",
    "url": "https://raw.githubusercontent.com/mitre-attack/attack-stix-data/c2494b29dd268c46a5d0ea0990553e4327cd2253/enterprise-attack/enterprise-attack-20.0.json",
    "sha256": "81113ba98afa2928f3dcff62022539f7ce30c315c32e14422f11ff95ce534352",
    "bytes": 55271014,
    "checked_at": "2026-10-16T03:31:39Z"
  },
  "notices_url": "https://aol.pm/source-notices.txt",
  "notices": "License\n-------\nThe MITRE Corporation (MITRE) hereby grants you a non-exclusive, royalty-free license to use ATT&CK® for research,\ndevelopment, and commercial purposes. Any copy you make for such purposes is authorized provided that you reproduce\nMITRE's copyright designation and this license in any such copy.\n\n\"© 2026 The MITRE Corporation. This work is reproduced and distributed with the permission of The MITRE Corporation.\"\n\nDisclaimers\n-----------\nMITRE does not claim ATT&CK enumerates all possibilities for the types of actions and behaviors documented as part\nof its adversary model and framework of techniques. Using the information contained within ATT&CK to address or cover\nfull categories of techniques will not guarantee full defensive coverage as there may be undisclosed techniques or\nvariations on existing techniques not documented by ATT&CK.\n\nALL DOCUMENTS AND THE INFORMATION CONTAINED THEREIN ARE PROVIDED ON AN \"AS IS\" BASIS AND THE CONTRIBUTOR, THE\nORGANIZATION HE/SHE REPRESENTS OR IS SPONSORED BY (IF ANY), THE MITRE CORPORATION, ITS BOARD OF TRUSTEES, OFFICERS,\nAGENTS, AND EMPLOYEES, DISCLAIM ALL WARRANTIES, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO ANY WARRANTY THAT\nTHE USE OF THE INFORMATION THEREIN WILL NOT INFRINGE ANY RIGHTS OR ANY IMPLIED WARRANTIES OF MERCHANTABILITY OR\nFITNESS FOR A PARTICULAR PURPOSE.\n"
}

License
-------
The MITRE Corporation (MITRE) hereby grants you a non-exclusive, royalty-free license to use ATT&CK® for research,
development, and commercial purposes. Any copy you make for such purposes is authorized provided that you reproduce
MITRE's copyright designation and this license in any such copy.

"© 2026 The MITRE Corporation. This work is reproduced and distributed with the permission of The MITRE Corporation."

Disclaimers
-----------
MITRE does not claim ATT&CK enumerates all possibilities for the types of actions and behaviors documented as part
of its adversary model and framework of techniques. Using the information contained within ATT&CK to address or cover
full categories of techniques will not guarantee full defensive coverage as there may be undisclosed techniques or
variations on existing techniques not documented by ATT&CK.

ALL DOCUMENTS AND THE INFORMATION CONTAINED THEREIN ARE PROVIDED ON AN "AS IS" BASIS AND THE CONTRIBUTOR, THE
ORGANIZATION HE/SHE REPRESENTS OR IS SPONSORED BY (IF ANY), THE MITRE CORPORATION, ITS BOARD OF TRUSTEES, OFFICERS,
AGENTS, AND EMPLOYEES, DISCLAIM ALL WARRANTIES, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO ANY WARRANTY THAT
THE USE OF THE INFORMATION THEREIN WILL NOT INFRINGE ANY RIGHTS OR ANY IMPLIED WARRANTIES OF MERCHANTABILITY OR
FITNESS FOR A PARTICULAR PURPOSE.