SecureAEye LAB ONLINE · SIG 657 · DET ~41s

← All attacks / Identity, authentication and credential attacks

Dictionary attack

Guessing from a wordlist of common or leaked passwords

categoryIdentity, authentication and credential attacksseverityHighdetectabilityHighlabnot yet measured

Classification

29 values: 9 reviewed, 14 imported, 6 derived. What do these mean?

Exploitability

Attack vectorCredential attacks
Reach (CVSS)Network
Attack complexityLow
Privileges requiredNone
User interactionNone
Attacker skill requiredLow
Resources requiredLow
Likelihood / prevalenceMedium
MaturityCommoditized

Impact & scope

SeverityHigh
ImpactConfidentialityIntegrity
PlatformContainersESXiIaaSIdentity ProviderLinuxmacOSNetwork DevicesOffice SuiteSaaSWindows
EnvironmentCloudOn-premises
Target asset classIdentity
Kill-chain phase (tactic)Credential Access

Detection & telemetry

DetectabilityHigh
TestabilityAtomic Red Team test
Data sources (ATT&CK data components)

Detection & response

Mitigated by 20

  • M1027 attack-mitigation
  • M1032 attack-mitigation
  • M1036 attack-mitigation
  • M1051 attack-mitigation
  • D3-AEM d3fend
  • D3-ANCI d3fend
  • D3-CCSA d3fend
  • D3-CDP d3fend
  • D3-CH d3fend
  • D3-CR d3fend
  • D3-CRO d3fend
  • D3-CTS d3fend
  • D3-DUC d3fend
  • D3-MFA d3fend
  • D3-OPM d3fend
  • D3-OTP d3fend
  • D3-PR d3fend
  • D3-PWA d3fend
  • D3-RIC d3fend
  • D3-SPP d3fend

Detected by 4

  • DET0551 attack-detection-strategy
  • 1883444f-084b-419b-ac62-e0d0c5b3693f sigma
  • 71886b70-d7b4-4dbf-acce-87d2ca135262 sigma
  • aaafa146-074c-11eb-adc1-0242ac120002 sigma

Tested by 8

  • 09480053-2f98-4854-be6e-71ae5f672224 atomic
  • 4097bc00-5eeb-4d56-aaf9-287d60351d95 atomic
  • 59dbeb1a-79a7-4c2a-baf4-46d0f4c761c4 atomic
  • 5a51ef57-299e-4d62-8e11-2d440df55e69 atomic
  • abcde488-e083-4ee7-bc85-a5684edd7541 atomic
  • ba1bf0b6-f32b-4db0-b7cc-d78cacc76700 atomic
  • c2969434-672b-4ec8-8df0-bbb91f40e250 atomic
  • ed6c2c87-bba6-4a28-ac6e-c8af3d6c2ab5 atomic

Attack relationships

Framework references

Evidence & sources

  • ev-0001 (Cyber Attack Taxonomy) — Name, definition and Example/ID taken verbatim from the 'Identity, authentication and credential attacks' table, line 315 of Cyber-Attack-Taxonomy.md
  • ev-0002 (MITRE Enterprise ATT&CK v19.2 (STIX 2.1)) — ATT&CK usage prevalence: 12 groups/software/campaigns reference this technique (ATT&CK enterprise v19.2)