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Attempt to Install Kali Linux via WSL

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Attempt to Install Kali Linux via WSL

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Detects attempts to install or use Kali Linux via Windows Subsystem for Linux. Adversaries may enable and use WSL for Linux to avoid detection.

Rule type: eql

Rule indices:

winlogbeat-*
logs-endpoint.events.*
logs-windows.*
endgame-*
logs-system.security*

Severity: high

Risk score: 73

Runs every: 5m

Searches indices from: now-9m (Date Math format, see also Additional look-back time)

Maximum alerts per execution: 100

References:

https://learn.microsoft.com/en-us/windows/wsl/wsl-config

Tags:

Domain: Endpoint
OS: Windows
Use Case: Threat Detection
Tactic: Defense Evasion
Data Source: Elastic Endgame
Data Source: Elastic Defend

Version: 6

Rule authors:

Elastic

Rule license: Elastic License v2

Rule query

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process where host.os.type == "windows" and event.type == "start" and
(
 (process.name : "wsl.exe" and process.args : ("-d", "--distribution", "-i", "--install") and process.args : "kali*") or
 process.executable :
        ("?:\\Users\\*\\AppData\\Local\\packages\\kalilinux*",
         "?:\\Users\\*\\AppData\\Local\\Microsoft\\WindowsApps\\kali.exe",
         "?:\\Program Files*\\WindowsApps\\KaliLinux.*\\kali.exe")
 )

Framework: MITRE ATT&CK^TM

Tactic:
- Name: Defense Evasion
- ID: TA0005
- Reference URL: https://attack.mitre.org/tactics/TA0005/
Technique:
- Name: Indirect Command Execution
- ID: T1202
- Reference URL: https://attack.mitre.org/techniques/T1202/

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