During a September 2025 incident response investigation, Unit 42 discovered a rogue virtual machine (VM) which they believe with high confidence to be used by the cybercrime group Muddled Libra (aka Scattered Spider, UNC3944).
The contents of this rogue VM and activity from the attack provide valuable insight into the operational playbook of this threat actor. Muddled Libra created the VM after the group successfully gained unauthorized access to the target’s VMware vSphere environment.
Read more…
Source: Palo Alto Unit 42
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