UAT-8837 is a sophisticated China-linked APT group exploiting critical zero-day vulnerabilities, such as CVE-2025-53690 in the Sitecore platform, to achieve remote code execution and deploy the WeepSteel backdoor for espionage and data exfiltration. The group targets high-value enterprise and government sectors, focusing on public-facing applications to gain initial access and conducting stealthy reconnaissance. UAT-8837 employs techniques like privilege escalation by creating administrative accounts and is linked to targeted intrusions aimed at credential harvesting and internal reconnaissance.
The same group is tracked under different names by different vendors.
| Vendor | Name |
|---|---|
| Various | UAT-8837 |
No techniques mapped yet.
No IOCs extracted yet from reports naming this actor.
Every report in the Global Intel Library that names UAT-8837, 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 UAT-8837. 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.