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InvisibleFerret is a modular python malware that is leveraged for data exfiltration and remote access capabilities.(Citation: ESET Contagious Interview BeaverTail InvisibleFerret February 2025) (Citation: Zscaler ContagiousInterview BeaverTail InvisibleFerret November 2024) (Citation: PaloAlto ContagiousInterview BeaverTail InvisibleFerret November 2023) InvisibleFerret consists of four modules: main, payload, browser, and AnyDesk.(Citation: ESET Contagious Interview BeaverTail InvisibleFerret February 2025) InvisibleFerret malware has been leveraged by North Korea-affiliated threat actors identified as DeceptiveDevelopment or Contagious Interview since 2023.(Citation: Recorded Future Contagious Inteview BeaverTail InvisibleFerret OtterCookie February 2025) (Citation: Zscaler ContagiousInterview BeaverTail InvisibleFerret November 2024) (Citation: PaloAlto ContagiousInterview BeaverTail InvisibleFerret November 2023) (Citation: PaloAlto Unit42 ContagiousInterview BeaverTail InvisibileFerret October 2024) InvisibleFerret has historically been introduced to the victim environment through the use of the BeaverTail malware.(Citation: Esentire ContagiousInterview BeaverTail InvisibleFerret November 2024) (Citation: ESET Contagious Interview BeaverTail InvisibleFerret February 2025) (Citation: Zscaler ContagiousInterview BeaverTail InvisibleFerret November 2024) (Citation: PaloAlto ContagiousInterview BeaverTail InvisibleFerret November 2023) (Citation: PaloAlto Unit42 ContagiousInterview BeaverTail InvisibileFerret October 2024)
Only techniques sit in a kill chain phase.
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