threat actor
Winter Vivern
Winter Vivern is a cyberespionage group first revealed by DomainTools in 2021. It is thought to have been active since at least 2020 and it targets governments in Europe and Central Asia. To compromise its targets, the group uses malicious documents, phishing websites, and a custom PowerShell backdoor.
Curated · btcintel
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Facts
- id
- winter-vivern
- kind
- threat actor
- status
- unknown
- aliases
- TA-473 · TA473 · TAG-70 · UAC-0114
- jurisdictions
- —
- claims naming it
- 0 · 0 attributions · 0 relations · 0 events
Identifiers
- attack G1035via mitre-attack
- misp-galaxy b7497d28-02de-4722-8b97-1fc53e1d1b68via 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
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