software
UPSTYLE
[UPSTYLE](https://attack.mitre.org/software/S1164) is a Python-based backdoor associated with exploitation of Palo Alto firewalls using CVE-2024-3400 in early 2024. [UPSTYLE](https://attack.mitre.org/software/S1164) has only been observed in relation to this exploitation activity, which involved attempted install on compromised devices by the threat actor UTA0218.(Citation: Volexity UPSTYLE 2024)(Citation: Palo Alto MidnightEclipse APR 2024)
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- id
- upstyle
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- software
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- active
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- attack S1164via mitre-attack
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