DnsSystem
Software · ATTACK:enterprise:S1021
Attributed source ↗ · Plaintext record · Complete record and assertions JSON
Inspect structured metadata and provenance
{
"id": "ATTACK:enterprise:S1021",
"title": "DnsSystem",
"type": "Software",
"source_url": "https://attack.mitre.org/software/S1021",
"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--8a2867f9-e8fc-4bf1-a860-ef6e46311900",
"external_id": "S1021",
"domain": "enterprise",
"created": "2022-06-24T14:02:05.144Z",
"modified": "2025-04-16T20:38:21.017Z",
"version": "1.0",
"aliases": [
],
"tactics": [
],
"source_references": [
{
"source_name": "Zscaler Lyceum DnsSystem June 2022",
"url": "https://www.zscaler.com/blogs/security-research/lyceum-net-dns-backdoor"
}
]
}Explicit source assertions (10)
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:S1021 → uses → ATTACK:enterprise:T1132.001
MITRE ATT&CK: Source assertion; no new actor identity, alias equivalence, CVE exploitation or causal inference. Procedure prose omitted.
Assertion source · Locator: relationship--0f41364e-e72b-4186-980f-a5a5a5d07395
Zscaler Lyceum DnsSystem June 2022ATTACK:enterprise:S1021 → uses → ATTACK:enterprise:T1041
MITRE ATT&CK: Source assertion; no new actor identity, alias equivalence, CVE exploitation or causal inference. Procedure prose omitted.
Assertion source · Locator: relationship--185bd112-5e1f-4059-9e42-b8b80874e8f2
Zscaler Lyceum DnsSystem June 2022ATTACK:enterprise:G1001 → uses → ATTACK:enterprise:S1021
MITRE ATT&CK: Source assertion; no new actor identity, alias equivalence, CVE exploitation or causal inference. Procedure prose omitted.
Assertion source · Locator: relationship--4b4ccf27-d9e2-4cd9-b783-e8cdf354e6dc
Zscaler Lyceum DnsSystem June 2022ATTACK:enterprise:S1021 → uses → ATTACK:enterprise:T1105
MITRE ATT&CK: Source assertion; no new actor identity, alias equivalence, CVE exploitation or causal inference. Procedure prose omitted.
Assertion source · Locator: relationship--607ae633-8e47-457a-9507-511d1e28f470
Zscaler Lyceum DnsSystem June 2022ATTACK:enterprise:S1021 → uses → ATTACK:enterprise:T1071.004
MITRE ATT&CK: Source assertion; no new actor identity, alias equivalence, CVE exploitation or causal inference. Procedure prose omitted.
Assertion source · Locator: relationship--68ddf3bf-bf01-4de5-8b0e-e00db5a8ee7e
Zscaler Lyceum DnsSystem June 2022ATTACK:enterprise:S1021 → 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--7a270029-2292-42c3-86da-3381c5ca0178
Zscaler Lyceum DnsSystem June 2022ATTACK:enterprise:S1021 → 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--86b7352f-8cba-4a5e-ac0a-c79697d0bd25
Zscaler Lyceum DnsSystem June 2022ATTACK:enterprise:S1021 → uses → ATTACK:enterprise:T1033
MITRE ATT&CK: Source assertion; no new actor identity, alias equivalence, CVE exploitation or causal inference. Procedure prose omitted.
Assertion source · Locator: relationship--8f9cee62-46ce-4ede-a478-6002962528a7
Zscaler Lyceum DnsSystem June 2022ATTACK:enterprise:S1021 → uses → ATTACK:enterprise:T1005
MITRE ATT&CK: Source assertion; no new actor identity, alias equivalence, CVE exploitation or causal inference. Procedure prose omitted.
Assertion source · Locator: relationship--931e3af1-d38d-46eb-8c5d-d394510e2df1
Zscaler Lyceum DnsSystem June 2022ATTACK:enterprise:S1021 → uses → ATTACK:enterprise:T1204.002
MITRE ATT&CK: Source assertion; no new actor identity, alias equivalence, CVE exploitation or causal inference. Procedure prose omitted.
Assertion source · Locator: relationship--a0edf2ca-8f76-42ad-9525-1c0ae3948131
Zscaler Lyceum DnsSystem June 2022