threat actor
TA584
TA584 is a prominent initial access broker tracked by Proofpoint since November 2020, known for its high-volume campaigns targeting organizations globally. The actor employs various TTPs, including macro-enabled Excel documents, aggressive URL filtering, and geo-fenced landing pages, while frequently changing lures and delivery methods to evade detection. In 2025, TA584 expanded its geographic targeting to include Germany and Australia, while also introducing new malware such as Tsundere Bot alo
Curated · btcintel
claims we make, each with its source and citation · sources may contradict; we show the set, never a score
Facts
- id
- ta584
- kind
- threat actor
- status
- unknown
- aliases
- Storm-0900
- jurisdictions
- —
- claims naming it
- 0 · 0 attributions · 0 relations · 0 events
Identifiers
- misp-galaxy 670b3faa-10ab-4501-a982-e1b36233ed02via misp-galaxy-threat-actor
Relations
computedno relations recorded for this entity
Events
computedno dated events recorded for this entity
Claims naming this entity
computedno current claim names this entity
Subjects0 subjects carry a claim naming this entity · a sample
computedno subject carries a claim naming this entity
Community
notes from Nostr labelers · never merged with the bands above · not endorsed
Community content is indexed from Nostr and not endorsed by btcintel.
not computed yetNot indexed yet: the community index has not looked at this subject.