UTA0355 is a Russian threat actor that conducts phishing campaigns targeting individuals and organizations associated with Ukraine. The actor initiates contact via email, inviting targets to a video conference, and follows up through Signal or WhatsApp to enhance legitimacy. After establishing communication, UTA0355 prompts victims to log in via a malicious M365 URL, subsequently requesting approval for a 2FA authentication to access email data. Volexity assesses with high confidence that UTA0355 successfully registered devices and downloaded email data from compromised accounts.
The same group is tracked under different names by different vendors.
| Vendor | Name |
|---|---|
| Various | UTA0355 |
No techniques mapped yet.
No IOCs extracted yet from reports naming this actor.
Every report in the Global Intel Library that names UTA0355, newest first. Open any report to see the full analysis with provenance.
No reports in the Lore library name this actor yet.
Indicators from free threat feeds (abuse.ch ThreatFox, AlienVault OTX) attributed to UTA0355. Each row shows why it was linked and where it came from.
No feed indicators linked to this actor yet. Feeds are checked every hour.
Open-source reports about this actor collected from MISP Galaxy.