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General

  • Target

    2024-05-30_b04021a4f695e7b19afc62d681b671c4_cryptolocker

  • Size

    54KB

  • Sample

    240530-ewnr1sec3v

  • MD5

    b04021a4f695e7b19afc62d681b671c4

  • SHA1

    86788e2cee871f9ae98de6c0b12e1c4103185616

  • SHA256

    d2e3c6919b368b87382e525ebd5da7796b272b91d326a44848522fefe015be7c

  • SHA512

    e9eb875d6ebd3678cfae07dd8186f1fde591a998867a57c09164f194fa395ecbef5fc2255667e913d3734e899ace3aa8fb5703da3c74d559ad08a0380c0e1797

  • SSDEEP

    768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YY1J+OTOka4:z6QFElP6n+gKmddpMOtEvwDpj31ikv

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-05-30_b04021a4f695e7b19afc62d681b671c4_cryptolocker

    • Size

      54KB

    • MD5

      b04021a4f695e7b19afc62d681b671c4

    • SHA1

      86788e2cee871f9ae98de6c0b12e1c4103185616

    • SHA256

      d2e3c6919b368b87382e525ebd5da7796b272b91d326a44848522fefe015be7c

    • SHA512

      e9eb875d6ebd3678cfae07dd8186f1fde591a998867a57c09164f194fa395ecbef5fc2255667e913d3734e899ace3aa8fb5703da3c74d559ad08a0380c0e1797

    • SSDEEP

      768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YY1J+OTOka4:z6QFElP6n+gKmddpMOtEvwDpj31ikv

    Score
    9/10
    • Detection of CryptoLocker Variants

    • Detection of Cryptolocker Samples

    • UPX dump on OEP (original entry point)

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Loads dropped DLL

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

MITRE ATT&CK Enterprise v15

Tasks