Ryuk
Software · ATTACK:enterprise:S0446
Attributed source ↗ · Plaintext record · Complete record and assertions JSON
Inspect structured metadata and provenance
{
"id": "ATTACK:enterprise:S0446",
"title": "Ryuk",
"type": "Software",
"source_url": "https://attack.mitre.org/software/S0446",
"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": "malware--a020a61c-423f-4195-8c46-ba1d21abba37",
"external_id": "S0446",
"domain": "enterprise",
"created": "2020-05-13T20:14:53.171Z",
"modified": "2025-04-22T22:21:23.589Z",
"version": "1.4",
"aliases": [
],
"tactics": [
],
"source_references": [
{
"source_name": "Ryuk"
},
{
"source_name": "Bleeping Computer - Ryuk WoL",
"url": "https://www.bleepingcomputer.com/news/security/ryuk-ransomware-uses-wake-on-lan-to-encrypt-offline-devices/"
},
{
"source_name": "FireEye Ryuk and Trickbot January 2019",
"url": "https://www.fireeye.com/blog/threat-research/2019/01/a-nasty-trick-from-credential-theft-malware-to-business-disruption.html"
},
{
"source_name": "CrowdStrike Ryuk January 2019",
"url": "https://www.crowdstrike.com/blog/big-game-hunting-with-ryuk-another-lucrative-targeted-ransomware/"
},
{
"source_name": "FireEye FIN6 Apr 2019",
"url": "https://www.fireeye.com/blog/threat-research/2019/04/pick-six-intercepting-a-fin6-intrusion.html"
}
]
}Explicit source assertions (24)
First 80 shown here; the complete set is in this record’s JSON and plaintext. Each relationship retains its source and locator. No inferred relationships are added.
ATTACK:enterprise:S0446 → uses → ATTACK:enterprise:T1027
MITRE ATT&CK: Source assertion; no new actor identity, alias equivalence, CVE exploitation or causal inference. Procedure prose omitted.
Assertion source · Locator: relationship--06f16826-1100-4958-86e3-784a22998060
CrowdStrike Wizard Spider October 2020ATTACK:enterprise:S0446 → uses → ATTACK:enterprise:T1106
MITRE ATT&CK: Source assertion; no new actor identity, alias equivalence, CVE exploitation or causal inference. Procedure prose omitted.
Assertion source · Locator: relationship--1790f5a1-b5d5-41a4-8da0-c75ed7a23b0d
CrowdStrike Ryuk January 2019ATTACK:enterprise:S0446 → uses → ATTACK:enterprise:T1057
MITRE ATT&CK: Source assertion; no new actor identity, alias equivalence, CVE exploitation or causal inference. Procedure prose omitted.
Assertion source · Locator: relationship--18d29bb2-655b-4e3d-9759-32a74be3eb75
CrowdStrike Ryuk January 2019ATTACK:enterprise:S0446 → uses → ATTACK:enterprise:T1021.002
MITRE ATT&CK: Source assertion; no new actor identity, alias equivalence, CVE exploitation or causal inference. Procedure prose omitted.
Assertion source · Locator: relationship--2251345d-d828-4768-b8f0-4a4ddd8e41ca
Bleeping Computer - Ryuk WoLATTACK:enterprise:S0446 → uses → ATTACK:enterprise:T1083
MITRE ATT&CK: Source assertion; no new actor identity, alias equivalence, CVE exploitation or causal inference. Procedure prose omitted.
Assertion source · Locator: relationship--2b196fe7-93e1-4575-8818-578305fc1fae
CrowdStrike Ryuk January 2019ATTACK:enterprise:S0446 → uses → ATTACK:enterprise:T1490
MITRE ATT&CK: Source assertion; no new actor identity, alias equivalence, CVE exploitation or causal inference. Procedure prose omitted.
Assertion source · Locator: relationship--3194fa27-46b8-4a05-8d3a-12d7bfe9ad15
CrowdStrike Ryuk January 2019ATTACK:enterprise:S0446 → uses → ATTACK:enterprise:T1614.001
MITRE ATT&CK: Source assertion; no new actor identity, alias equivalence, CVE exploitation or causal inference. Procedure prose omitted.
Assertion source · Locator: relationship--4e1f3e6e-33b5-475d-b19b-d9a43227cf1c
CrowdStrike Ryuk January 2019ATTACK:enterprise:S0446 → uses → ATTACK:enterprise:T1078.002
MITRE ATT&CK: Source assertion; no new actor identity, alias equivalence, CVE exploitation or causal inference. Procedure prose omitted.
Assertion source · Locator: relationship--561f217e-8392-40b3-84a7-29fbd1399d88
ANSSI RYUK RANSOMWAREATTACK:enterprise:S0446 → uses → ATTACK:enterprise:T1059.003
MITRE ATT&CK: Source assertion; no new actor identity, alias equivalence, CVE exploitation or causal inference. Procedure prose omitted.
Assertion source · Locator: relationship--5a7aeb29-4f1c-43e4-9efa-dc6fb812f281
CrowdStrike Ryuk January 2019ATTACK:enterprise:S0446 → uses → ATTACK:enterprise:T1036.005
MITRE ATT&CK: Source assertion; no new actor identity, alias equivalence, CVE exploitation or causal inference. Procedure prose omitted.
Assertion source · Locator: relationship--5cba4a5e-c005-495d-9cd6-60794d9b3247
CrowdStrike Ryuk January 2019ATTACK:enterprise:S0446 → uses → ATTACK:enterprise:T1489
MITRE ATT&CK: Source assertion; no new actor identity, alias equivalence, CVE exploitation or causal inference. Procedure prose omitted.
Assertion source · Locator: relationship--60135ffa-b3f7-4aa8-b12e-faa2719dc5d7
CrowdStrike Ryuk January 2019ATTACK:enterprise:G0102 → uses → ATTACK:enterprise:S0446
MITRE ATT&CK: Source assertion; no new actor identity, alias equivalence, CVE exploitation or causal inference. Procedure prose omitted.
Assertion source · Locator: relationship--6895e54e-3968-41a9-9013-a082cd46fa44
Red Canary Hospital Thwarted Ryuk October 2020 · DHS/CISA Ransomware Targeting Healthcare October 2020 · CrowdStrike Ryuk January 2019 · FireEye KEGTAP SINGLEMALT October 2020 · Microsoft Ransomware as a Service · CrowdStrike Wizard Spider October 2020 · Sophos New Ryuk Attack October 2020 · Mandiant FIN12 Oct 2021 · DFIR Ryuk 2 Hour Speed Run November 2020 · DFIR Ryuk in 5 Hours October 2020 · DFIR Ryuk's Return October 2020ATTACK:enterprise:S0446 → uses → ATTACK:enterprise:T1222.001
MITRE ATT&CK: Source assertion; no new actor identity, alias equivalence, CVE exploitation or causal inference. Procedure prose omitted.
Assertion source · Locator: relationship--851b5150-ad44-4af5-915a-845b3239168d
ANSSI RYUK RANSOMWAREATTACK:enterprise:S0446 → uses → ATTACK:enterprise:T1685
MITRE ATT&CK: Source assertion; no new actor identity, alias equivalence, CVE exploitation or causal inference. Procedure prose omitted.
Assertion source · Locator: relationship--976be974-62dc-462e-9a5c-2b389d177d3c
FireEye Ryuk and Trickbot January 2019ATTACK:enterprise:S0446 → uses → ATTACK:enterprise:T1053.005
MITRE ATT&CK: Source assertion; no new actor identity, alias equivalence, CVE exploitation or causal inference. Procedure prose omitted.
Assertion source · Locator: relationship--9a99890c-dea1-4ef6-8605-fd4c43f6e37c
ANSSI RYUK RANSOMWAREATTACK:enterprise:S0446 → uses → ATTACK:enterprise:T1680
MITRE ATT&CK: Source assertion; no new actor identity, alias equivalence, CVE exploitation or causal inference. Procedure prose omitted.
Assertion source · Locator: relationship--9cf32fea-16cd-41cf-93f3-a47c1388abbc
CrowdStrike Ryuk January 2019ATTACK:enterprise:S0446 → uses → ATTACK:enterprise:T1205
MITRE ATT&CK: Source assertion; no new actor identity, alias equivalence, CVE exploitation or causal inference. Procedure prose omitted.
Assertion source · Locator: relationship--9fb463af-4ad8-48b5-89cf-68bac34a68d7
Bleeping Computer - Ryuk WoLATTACK:enterprise:S0446 → uses → ATTACK:enterprise:T1486
MITRE ATT&CK: Source assertion; no new actor identity, alias equivalence, CVE exploitation or causal inference. Procedure prose omitted.
Assertion source · Locator: relationship--adbb2fb8-9a9f-4068-b123-7b557491861d
CrowdStrike Ryuk January 2019 · CrowdStrike Wizard Spider October 2020ATTACK:enterprise:S0446 → uses → ATTACK:enterprise:T1055
MITRE ATT&CK: Source assertion; no new actor identity, alias equivalence, CVE exploitation or causal inference. Procedure prose omitted.
Assertion source · Locator: relationship--afdf9b0e-5539-464a-a403-202eaedb13cd
CrowdStrike Ryuk January 2019ATTACK:enterprise:S0446 → uses → ATTACK:enterprise:T1036
MITRE ATT&CK: Source assertion; no new actor identity, alias equivalence, CVE exploitation or causal inference. Procedure prose omitted.
Assertion source · Locator: relationship--df3548d1-800d-4d18-8566-3a5fe925a2ef
ANSSI RYUK RANSOMWAREATTACK:enterprise:S0446 → uses → ATTACK:enterprise:T1547.001
MITRE ATT&CK: Source assertion; no new actor identity, alias equivalence, CVE exploitation or causal inference. Procedure prose omitted.
Assertion source · Locator: relationship--e168a29f-c975-4ae9-8ab9-470bb03ae706
CrowdStrike Ryuk January 2019ATTACK:enterprise:G0037 → uses → ATTACK:enterprise:S0446
MITRE ATT&CK: Source assertion; no new actor identity, alias equivalence, CVE exploitation or causal inference. Procedure prose omitted.
Assertion source · Locator: relationship--e9f5096e-b9fc-459a-a303-88763b1269cc
FireEye FIN6 Apr 2019ATTACK:enterprise:S0446 → uses → ATTACK:enterprise:T1016
MITRE ATT&CK: Source assertion; no new actor identity, alias equivalence, CVE exploitation or causal inference. Procedure prose omitted.
Assertion source · Locator: relationship--eebf12c3-1146-4daa-8fd2-c74ad19362f6
CrowdStrike Ryuk January 2019 · Bleeping Computer - Ryuk WoLATTACK:enterprise:S0446 → uses → ATTACK:enterprise:T1134
MITRE ATT&CK: Source assertion; no new actor identity, alias equivalence, CVE exploitation or causal inference. Procedure prose omitted.
Assertion source · Locator: relationship--fa049cca-da7d-4d89-ac34-cab537ce0235
CrowdStrike Ryuk January 2019