Unfading Sea Haze is a threat actor focused on espionage, targeting government and military organizations in the South China Sea region since 2018. They employ spear-phishing emails with malicious attachments to gain initial access, followed by the deployment of custom malware such as Gh0st RAT variants and SharpJSHandler. The group utilizes scheduled tasks and manipulates local administrator accounts for persistence, while also incorporating Remote Monitoring and Management tools into their attacks. Unfading Sea Haze demonstrates a sophisticated and patient approach, remaining undetected for years and showing adaptability through evolving exfiltration tactics and malware arsenal.
The same group is tracked under different names by different vendors.
| Vendor | Name |
|---|---|
| Various | Unfading Sea Haze |
No techniques mapped yet.
No IOCs extracted yet from reports naming this actor.
Every report in the Global Intel Library that names Unfading Sea Haze, 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 Unfading Sea Haze. 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.