Elastic Defend high stable eql

UAC Bypass Attempt via Elevated COM Internet Explorer Add-On Installer

Identifies User Account Control (UAC) bypass attempts by abusing an elevated COM Interface to launch a malicious program. Attackers may attempt to bypass UAC to stealthily execute code with elevated permissions.

View Source

Detection Logic

sequence with maxspan=1m
 [file where event.action == "rename" and
  process.name : "dllhost.exe" and file.Ext.header_bytes : "4d5a*"] by file.path
 [process where event.action == "start" and
   process.Ext.token.integrity_level_name == "high" and
   process.executable : "?:\\*\\AppData\\*\\Temp\\IDC*.tmp\\*.exe" and
   process.parent.name : "ieinstal.exe" and process.parent.args : "-Embedding"] by process.executable

Field Validations

Loading…

Comments (0)

Loading comments...