CVSS 7.8 HIGH Bulletin: ADV220001 Published: 2022-05-30

CVE-2022-30190: Microsoft Windows Support Diagnostic Tool Remote Code Execution (Follina)

Technical intelligence and weaponization dossier for CVE-2022-30190. Documented exploitation across 6 active malware families totaling 2,857 analyzed telemetry samples.

Attributed Families
6
Sample Volume
2,857
CVSS Vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Official NIST NVD
View NVD Record →

Vulnerability Specifications & Root Cause

Vulnerability ID CVE-2022-30190
Common Name / Bulletin Microsoft Windows Support Diagnostic Tool Remote Code Execution (Follina) (ADV220001)
CWE Classification CWE-94: Remote Code Execution via URI Scheme ms-msdt:
Affected Software & Versions Microsoft Windows 7, 8.1, 10, 11, Server 2008 through 2022
Technical Root Cause MSDT protocol handler (ms-msdt:) invoked from Word documents via external HTML templates allowed execution of PowerShell commands even if macros were disabled, even in Protected View.
Associated ATT&CK Techniques

Malware Families Weaponizing CVE-2022-30190

Empirical catalog telemetry verifies that the following 6 malware families weaponize this vulnerability for initial access, privilege escalation, or lateral movement:

6 families
Malware Family Category Catalog Samples Operational Profile
qbotBanking Trojan1,758QakBot (widely referenced as Qbot or Pinkslipbot) is an aggressive, modular banking trojan and malware loader that operated for over 16 years, emerging around 2...
pikabotLoader850Pikabot is an evasive, modular malware loader that emerged in early 2023, widely recognized by threat intelligence analysts as one of the primary successors to ...
icedidBanking Trojan118IcedID (widely tracked across the intelligence community as BokBot) is a sophisticated modular banking trojan and initial access loader first identified in Sept...
asyncratRat95AsyncRAT is an open-source remote access trojan (RAT) developed in C# (.NET) that has emerged as one of the most widely deployed commodity backdoors by cybercri...
bumblebeeLoader35Bumblebee is a sophisticated, enterprise-grade modular malware loader first discovered in March 2022 by Google Threat Analysis Group (TAG) and Proofpoint resear...
vidarInfostealer1Trojan:Win32/Vidar (commercially marketed as Vidar Stealer) is a prolific, commercially available information-stealing trojan first observed on underground Russ...

Attributed Threat Actors & Syndicates

Threat intelligence confirms the following adversaries weaponize CVE-2022-30190 in enterprise intrusions and campaign toolkits:

SOC Detection & Threat Hunting Guidance

Threat hunting leads and behavioral telemetry patterns to identify weaponized exploitation of CVE-2022-30190 in enterprise networks:

Process execution: msdt.exe invoked with parameters containing IT_BrowseForFile= or $() PowerShell subexpressions spawned by WINWORD.EXE.

Remediation & Defensive Hardening

SOC containment checklist and attack surface reduction measures to neutralize exploitation:

Actionable Guidance: Apply Microsoft June 2022 security updates; disable MSDT URL Protocol via registry deletion (reg delete HKEY_CLASSES_ROOT\ms-msdt /f).

For end-to-end incident response procedures, consult our dedicated playbook: InfoStealer Protection & Remediation →

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