Overpass-the-hash / pass-the-key
NTLM/AES key used to request a legitimate Kerberos TGT
categoryIdentity, authentication and credential attacksseverityHighdetectabilityHighlabnot yet measured
Classification
26 values: 8 reviewed, 12 imported, 6 derived. What do these mean?
Exploitability
| Attack vector | Credential attacks |
|---|---|
| Reach (CVSS) | Network |
| Attack complexity | Low |
| Privileges required | Low |
| User interaction | None |
| Attacker skill required | High |
| Resources required | Low |
| Likelihood / prevalence | Medium |
| Maturity | Commoditized |
Impact & scope
| Severity | High |
|---|---|
| Impact | ConfidentialityIntegrity |
| Platform | Windows |
| Environment | On-premises |
| Target asset class | Identity |
| Kill-chain phase (tactic) | Lateral Movement |
Detection & telemetry
| Detectability | High |
|---|---|
| Testability | Atomic Red Team test |
| Data sources (ATT&CK data components) | Active Directory Credential RequestLogon Session CreationModule LoadNetwork Connection CreationProcess AccessProcess CreationUser Account Authentication |
| Defense bypassed | System access controls |
Detection & response
Mitigated by 18
- M1015 attack-mitigation
- M1018 attack-mitigation
- M1026 attack-mitigation
- M1027 attack-mitigation
- M1051 attack-mitigation
- M1052 attack-mitigation
D3-ABPId3fendD3-HBPId3fendD3-HRd3fendD3-HSd3fendD3-KBPId3fendD3-PLAd3fendD3-PSd3fendD3-PSAd3fendD3-PSMDd3fendD3-PTd3fendD3-SCFd3fendD3-WSAMd3fend
Detected by 15
- DET0352 attack-detection-strategy
- DET0409 attack-detection-strategy
12827a56-61a4-476a-a9cb-f3068f191073sigma192a0330-c20b-4356-90b6-7b7049ae0b87sigma24549159-ac1b-479c-8175-d42aea947caesigma3245cd30-e015-40ff-a31d-5cadd5f377ecsigma7ec2c172-dceb-4c10-92c9-87c1881b7e18sigma8eef149c-bd26-49f2-9e5a-9b00e3af499bsigma98c3bcf1-56f2-49dc-9d8d-c66cf190238bsigma9c5d2b84-1f7e-4a3c-d6b8-e04f9a17c523sigmab2e4a719-3c8f-4d1b-a507-f83c2d56e901sigmae3f7c841-2a9d-4b5e-c018-d94b3e67f012sigmae54979bd-c5f9-4d6c-967b-a04b19ac4c74sigmae9d4ab66-a532-4ef7-a502-66a9e4a34f5dsigmaf8d98d6c-7a07-4d74-b064-dd4a3c244528sigma
Tested by 5
a2fc4ec5-12c6-4fb4-b661-961f23f359cbatomicdbf38128-7ba7-4776-bedf-cc2eed432098atomiceb05b028-16c8-4ad8-adea-6f5b219da9a9atomicec23cef9-27d9-46e4-a68d-6f75f7b86908atomicf8757545-b00a-4e4e-8cfb-8cfb961ee713atomic
Attack relationships
Framework references
- Primary source: https://attack.mitre.org/techniques/T1550/
- attack: T1550.002 (primary)
- attack: T1550.003
Evidence & sources
- ev-0001 (Cyber Attack Taxonomy) — Name, definition and Example/ID taken verbatim from the 'Identity, authentication and credential attacks' table, line 321 of Cyber-Attack-Taxonomy.md
- ev-0002 (MITRE Enterprise ATT&CK v19.2 (STIX 2.1)) — ATT&CK usage prevalence: 22 groups/software/campaigns reference this technique (ATT&CK enterprise v19.2)
- ev-0003 (MITRE Enterprise ATT&CK v19.2 (STIX 2.1)) — ATT&CK usage prevalence: 6 groups/software/campaigns reference this technique (ATT&CK enterprise v19.2)