Actors Insights|Latest update29/05/2025
TA451
Named by ProofpointSuspected state sponsor: Islamic Republic of IranFirst 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 StatesUnited 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
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