Winter Vivern
RussiaUnknown
Observation period
27
Techniques
0
Reports
- Latest observed activity
- No dated reports available
- First observed
- —
Profile
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.
Relevance for Germany, Austria and Switzerland
high
Assessment based on target countries according to MISP Galaxy (CFR Cyber Operations Tracker).
Target countries according to source Germany
Aliases
- UAC-0114
- TA473
- TAG-70
- TA-473
MITRE ATT&CK techniques
Observed techniques per ATT&CK Enterprise and ICS. Each technique links to the ATT&CK knowledge base.