Network Provider DLL
Subtechnique · ATTACK:enterprise:T1556.008
Attributed source ↗ · Plaintext record · Complete record and assertions JSON
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{
"id": "ATTACK:enterprise:T1556.008",
"title": "Network Provider DLL",
"type": "Subtechnique",
"source_url": "https://attack.mitre.org/techniques/T1556/008",
"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--90c4a591-d02d-490b-92aa-619d9701ac04",
"external_id": "T1556.008",
"domain": "enterprise",
"created": "2023-03-30T22:45:00.431Z",
"modified": "2026-05-12T15:12:00.705Z",
"version": "2.0",
"aliases": [
],
"tactics": [
"defense-impairment",
"persistence",
"credential-access"
],
"source_references": [
{
"source_name": "NPPSPY - Huntress",
"url": "https://www.huntress.com/blog/cleartext-shenanigans-gifting-user-passwords-to-adversaries-with-nppspy"
},
{
"source_name": "NPPSPY Video",
"url": "https://www.youtube.com/watch?v=ggY3srD9dYs"
},
{
"source_name": "NPPSPY",
"url": "https://github.com/gtworek/PSBits/tree/master/PasswordStealing/NPPSpy"
},
{
"source_name": "Network Provider API",
"url": "https://learn.microsoft.com/en-us/windows/win32/secauthn/network-provider-api"
},
{
"source_name": "NPLogonNotify",
"url": "https://learn.microsoft.com/en-us/windows/win32/api/npapi/nf-npapi-nplogonnotify"
}
]
}Explicit source assertions (4)
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:M1024 → mitigates → ATTACK:enterprise:T1556.008
MITRE ATT&CK: Source assertion; no new actor identity, alias equivalence, CVE exploitation or causal inference. Procedure prose omitted.
Assertion source · Locator: relationship--1b63a6ee-50e9-4c72-8654-1d879f4eb88e
ATTACK:enterprise:T1556.008 → subtechnique-of → ATTACK:enterprise:T1556
MITRE ATT&CK: Source assertion; no new actor identity, alias equivalence, CVE exploitation or causal inference. Procedure prose omitted.
Assertion source · Locator: relationship--3d8ab290-c3fb-4a0e-aaf6-d783fccfdbb7
ATTACK:enterprise:M1047 → mitigates → ATTACK:enterprise:T1556.008
MITRE ATT&CK: Source assertion; no new actor identity, alias equivalence, CVE exploitation or causal inference. Procedure prose omitted.
Assertion source · Locator: relationship--6b8bbbca-a50e-49fa-a851-f43a8c21f635
ATTACK:enterprise:M1028 → mitigates → ATTACK:enterprise:T1556.008
MITRE ATT&CK: Source assertion; no new actor identity, alias equivalence, CVE exploitation or causal inference. Procedure prose omitted.
Assertion source · Locator: relationship--f3ebb911-aab1-4aa8-aac8-0dcc2aec5343
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