Ransomware Group
Spectre
Also known as: SpecterLock, GhostSpectre
Status: active • First seen 2024-08 • 100+ known victims
Spectre goes after the big servers that run lots of smaller virtual computers. By encrypting one physical server, they can lock up dozens of virtual systems at once.
Overview
Spectre ransomware targets virtualized environments and cloud infrastructure. They specialize in encrypting VMware ESXi hosts and have developed custom tools for cloud provider targeting.
Target Industries
Cloud Services, Hosting Providers, Technology, MSPs
How They Attack
- • ESXi exploitation
- • Cloud API abuse
- • Credential stuffing
- • Double extortion
Notable Victims
Cloud hosting providers (2024), MSPs (2025)
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How to Protect Against Spectre
- 1.
Patch ESXi hosts immediately
- 2.
Implement MFA for cloud management
- 3.
Isolate ESXi management interfaces
MITRE ATT&CK Techniques
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