Threadlinqs IntelligenceStart free

Threat actorTracked since 2026-03

APT33

As of 2026-05-30, APT33 is a threat actor tracked by Threadlinqs Intelligence across 2 threats spanning cloud, ics scada. ATT&CK coverage spans 47 techniques across 15 tactics in 2 of 2 tracked threats. Most-observed techniques: T1071 (Application Layer Protocol), T1078 (Valid Accounts), T1110 (Brute Force).

Tracked threats
21 critical · 1 high
First seen
2026-03-06
Last seen
2026-05-22
ATT&CK techniques
47across 2 of 2 threats
Related CVEs
0None referenced
2 tracked threat(s) · Categories: CLOUD, ICS_SCADA

Activity timeline

APT33 appears in 2 tracked threats between and ; the busiest month was 2026-03 with 1 report.

ATT&CK techniques observed

47 techniques observed across 2 of 2 tracked threats · Discovery (8), Impact (6), Stealth (formerly Defense Evasion) (4), Collection (3), Command and Control (3), Credential Access (3)
  • T1071 Application Layer Protocol — Command and Controlobserved in 2 of 2 tracked threats
  • T1078 Valid Accounts — Initial Accessobserved in 2 of 2 tracked threats
  • T1110 Brute Force — Credential Accessobserved in 2 of 2 tracked threats
  • T1566 Phishing — Initial Accessobserved in 2 of 2 tracked threats
  • T1588 Obtain Capabilities — Resource Developmentobserved in 2 of 2 tracked threats
  • T1005 Data from Local System — Collectionobserved in 1 of 2 tracked threats
  • T1020 Automated Exfiltration — Exfiltrationobserved in 1 of 2 tracked threats
  • T1027 Obfuscated Files or Information — Stealth (formerly Defense Evasion)observed in 1 of 2 tracked threats
  • T1036 Masquerading — Stealth (formerly Defense Evasion)observed in 1 of 2 tracked threats
  • T1041 Exfiltration Over C2 Channel — Exfiltrationobserved in 1 of 2 tracked threats
  • T1046 Network Service Discovery — Discoveryobserved in 1 of 2 tracked threats
  • T1047 Windows Management Instrumentation — Executionobserved in 1 of 2 tracked threats
  • T1057 Process Discovery — Discoveryobserved in 1 of 2 tracked threats
  • T1059 Command and Scripting Interpreter — Executionobserved in 1 of 2 tracked threats
  • T1068 Exploitation for Privilege Escalation — Privilege Escalationobserved in 1 of 2 tracked threats

Tracked threats