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RansomHouse gang automates VMware ESXi attacks with new MrAgent tool

ID: c3986d4d-39f3-5037-a027-4e02e964fdfa

STIX ID: report--c3986d4d-39f3-5037-a027-4e02e964fdfa

Feed Name: Bleeping Computer

Threat Score
78/100

Date Published: 2024-02-15

Date Updated: 2026-04-20

Author: Bill Toulas

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RansomHouse developed 'MrAgent', an automated tool that targets VMware ESXi hypervisors to disable firewalls, execute commands, and deploy ransomware across multiple managed virtual machines; Trellix and partner researchers observed Linux and Windows variants and warn the tool increases attack impact by automating hypervisor-wide encryption and evasion steps.

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