Void Banshee APT Exploits Microsoft Zero-Day in Spear-Phishing Attacks
The threat group used CVE-2024-38112 and a "zombie" version of IE to spread Atlantida Stealer through purported PDF versions of reference books.
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Background for this topic.
CVE is a global system of standardized identifiers for publicly known cybersecurity vulnerabilities. Each record, typically written as CVE-YYYY-NNNN, gives a vulnerability a stable reference and usually includes a description, affected products or versions, and links to advisories or fixes. The CVE Program coordinates the assignment and publication of records through authorized organizations, allowing researchers, vendors, security tools, and defenders to discuss the same flaw without relying on different names.
Practitioners use CVE identifiers to match vulnerabilities across asset inventories, scanners, patch advisories, and threat-intelligence reports. A CVE is an identity, not a severity score or proof that a system is exploitable: prioritization should also consider the affected configuration, exposure, available mitigations, exploit activity, and business impact. Delays in identifying vulnerable versions can leave internet-facing services or embedded components exposed, while incomplete product-to-CVE mapping can cause missed remediation. Security teams should verify the affected versions and vendor guidance before patching or applying workarounds.
The threat group used CVE-2024-38112 and a "zombie" version of IE to spread Atlantida Stealer through purported PDF versions of reference books.
The threat group used CVE-2024-38112 and a "zombie" version of IE to spread Atlantida Stealer through purported PDF versions of reference books.
Our threat hunters discovered CVE-2024-38112, which was used as a zero-day by APT group Void Banshee, to access and execute files through the disabled Internet Explorer using MSHTML. We promptly identified and reported this zero-day vulnerability to Microsoft, and it has been patched.