TI Mindmap HUB
Threat Intelligence Report

From help desk impersonation to AD CS abuse: Investigating ESC1 and ESC8 intrusion paths

📅 October 31, 2026 📰 www.microsoft.com 🔍 0 CVE(s) referenced

Attackers impersonated IT support on Teams to gain remote access, then abused misconfigured Active Directory Certificate Services through ESC1 or PetitPotam-enabled ESC8 to obtain privileged certificates, escalate to domain-level access, and—in one case—exfiltrate data through an identity excluded from containment.

vendor

Sign in to access the full report including:
detailed analysis, IOCs, MITRE ATT&CK mapping, and STIX bundle.

🔐 Sign In to Read Full Report

You'll need to accept our Terms of Service to access the platform.

📊 Visual Mindmap
🎯 IOC Extraction
⚔️ MITRE ATT&CK TTPs
📦 STIX 2.1 Bundle