T1033 - System Owner/User Discovery - MITRE ATT&CK

Threat entity extracted from intelligence sources

Frequency
16
occurrences
First Seen
February 12, 2026
Last Seen
July 19, 2026

T1033 - System Owner/User Discovery is a mitre_attack tracked across 17 threat clusters and 16 intelligence report mentions on ThreatCluster. First observed February 12, 2026; most recent activity July 19, 2026.

Related Threat Clusters

Recent Intelligence Reports

  • New Spirals Ransomware Deployed Across South Asian IT Firm in Under 24 Hours — www.security.com · July 19, 2026
  • Attackers Downgrade WDigest Protection to Dump Plaintext Credentials With Mimikatz — Gbhackers · July 2, 2026
  • Backdoor.Mistic: New Backdoor May be Linked to Ransomware Access Broker — Security · June 24, 2026
  • Trend Micro — www.trendmicro.com · June 17, 2026
  • G0050 — attack.mitre.org · June 11, 2026
  • Anthropic Maps a Year of AI Cyberattacks to MITRE ATT&CK | Let's Data Science — Letsdatascience · June 5, 2026
  • Reconstructing an Akira Ransomware Kill Chain from Perimeter and Endpoint Logs, (Wed, May 27th) — Isc.Sans.Edu · May 27, 2026
  • Memcached SASL Flaw Exposes Usernames to Enumeration Attacks — Gbhackers · May 26, 2026

CVSS v3.1 Breakdown