Actors Insights|Latest update20/06/2025

TA451

Named by ProofpointSuspected state sponsor: Islamic Republic of Iran
First Seen:Jan 2021
Last Seen:Mar 2025
Indexed Reports:1
Public IOCs:0
Cluster: MiscellaneousMisp: APT33
also known as:
APT 33 (Mandiant)Elfin (Symantec)Magnallium (Dragos)Refined Kitten (CrowdStrike)HOLMIUM (Microsoft)COBALT TRINITY (SecureWorks)G0064 (Mitre)ATK35 (Thales)Peach Sandstorm (Microsoft)TA451 (Proofpoint)

Targeted Regions

United States
US
United States
United States
Jan 2021 ~ Jun 2022
Jan 2021 ~ Jun 2022
Jan 2021 ~ Jun 2022
Jan 2021 ~ Jun 2022
Jan 2021 ~ Jun 2022
Jan 2021 ~ Jun 2022
Jan 2021 ~ Jun 2022
Jan 2021Nov 2025

Disclaimer: We are working on indexing and analyzing relevant data and this process is not fully completed yet. Therefore, displayed details and statistics may will change in the future.