APT / THREAT GROUP
SADBRIDGE
2
aliases
Last seen:Mar 17, 2026
Intelligence Profile
According to Elastic, SADBRIDGE is a malware loader packaged as an MSI executable for delivery and it uses DLL side-loading with various injection techniques to execute malicious payloads. SADBRIDGE abuses legitimate applications such as x64dbg.exe and MonitoringHost.exe to load malicious DLLs like x64bridge.dll and HealthServiceRuntime.dll, which leads to subsequent stages and shellcodes.
Threat Analysis
SADBRIDGE is a known-sophistication threat actor of undetermined national origin, engaged in cyber operations with a primary motivation of unknown activity patterns.
External References
Quick Facts
TypeAPT / Threat Group
Aliases2
Also Known As
win.sadbridgeSADBRIDGE
External Intelligence
Malpedia: win.sadbridgeResearch Links
Data sourced from Malpedia, Ransomware.live, RansomLook, and CTIWATCH OSINT collection. Actor attribution is based on available intelligence and may be incomplete.