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APT33

Threat actor

Attributed to Iran by MITRE ATT&CK (source). An attribution, not a proven fact.

Names and who uses them

  • APT33Our name
  • HOLMIUMMicrosoft
  • Peach SandstormMicrosoft
  • ElfinSymantec

Targets

Sectors: Energy, Aerospace

Regions: United States, South Korea, Saudi Arabia

Source: MITRE ATT&CK

Known techniques

  • T1003.001LSASS Memory
  • T1003.004LSA Secrets
  • T1003.005Cached Domain Credentials
  • T1027.013Encrypted/Encoded File
  • T1040Network Sniffing
  • T1048.003Exfiltration Over Unencrypted Non-C2 Protocol
  • T1053.005Scheduled Task
  • T1059.001PowerShell
  • T1059.005Visual Basic
  • T1068Exploitation for Privilege Escalation
  • T1071.001Web Protocols
  • T1078Valid Accounts
  • T1078.004Cloud Accounts
  • T1105Ingress Tool Transfer
  • T1110.003Password Spraying
  • T1132.001Standard Encoding
  • T1203Exploitation for Client Execution
  • T1204.001Malicious Link
  • T1204.002Malicious File
  • T1546.003Windows Management Instrumentation Event Subscription
  • T1547.001Registry Run Keys / Startup Folder
  • T1552.001Credentials In Files
  • T1552.006Group Policy Preferences
  • T1555Credentials from Password Stores
  • T1555.003Credentials from Web Browsers
  • T1560.001Archive via Utility
  • T1566.001Spearphishing Attachment
  • T1566.002Spearphishing Link
  • T1571Non-Standard Port
  • T1573.001Symmetric Cryptography
  • T1588.002Tool
Source: MITRE ATT&CK

Malware and tools used

Source: MITRE ATT&CK

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