Suspicious Hyper-V Cmdlets

Adversaries may carry out malicious operations using a virtual instance to avoid detection

Sigma rule (View on GitHub)

 1title: Suspicious Hyper-V Cmdlets
 2id: 42d36aa1-3240-4db0-8257-e0118dcdd9cd
 3status: test
 4description: Adversaries may carry out malicious operations using a virtual instance to avoid detection
 5references:
 6    - https://learn.microsoft.com/en-us/virtualization/hyper-v-on-windows/quick-start/enable-hyper-v
 7    - https://github.com/redcanaryco/atomic-red-team/blob/f339e7da7d05f6057fdfcdd3742bfcf365fee2a9/atomics/T1564.006/T1564.006.md#atomic-test-3---create-and-start-hyper-v-virtual-machine
 8author: frack113
 9date: 2022/04/09
10tags:
11    - attack.defense_evasion
12    - attack.t1564.006
13logsource:
14    product: windows
15    category: ps_script
16    definition: 'Requirements: Script Block Logging must be enabled'
17detection:
18    selection:
19        ScriptBlockText|contains:
20            - New-VM
21            - Set-VMFirmware
22            - Start-VM
23    condition: selection
24falsepositives:
25    - Legitimate PowerShell scripts
26level: medium

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