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General

  • Target

    2024-05-11_04585406894e53deeafd0dda8d3c5c31_cryptolocker

  • Size

    37KB

  • Sample

    240512-xwm5labh6x

  • MD5

    04585406894e53deeafd0dda8d3c5c31

  • SHA1

    5e1f287765bfa301c7af90933ba7020b4e6aa631

  • SHA256

    87945097592a7625f5761cf9b5233c1b69e9d480ccf2592b35c0b07615ea6f2f

  • SHA512

    dac8f268ccc7b5629bf8a2b0be50d56fd9a07d688285817764994265ef34df78996d1ef2025dd79f4b92ffd28c05584288b84d2fb23b3459074d6bdf273b7fac

  • SSDEEP

    768:qUmnjFom/kLyMro2GtOOtEvwDpjeMLam5axK3uO:qUmnpomddpMOtEvwDpjjaYaQuO

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-05-11_04585406894e53deeafd0dda8d3c5c31_cryptolocker

    • Size

      37KB

    • MD5

      04585406894e53deeafd0dda8d3c5c31

    • SHA1

      5e1f287765bfa301c7af90933ba7020b4e6aa631

    • SHA256

      87945097592a7625f5761cf9b5233c1b69e9d480ccf2592b35c0b07615ea6f2f

    • SHA512

      dac8f268ccc7b5629bf8a2b0be50d56fd9a07d688285817764994265ef34df78996d1ef2025dd79f4b92ffd28c05584288b84d2fb23b3459074d6bdf273b7fac

    • SSDEEP

      768:qUmnjFom/kLyMro2GtOOtEvwDpjeMLam5axK3uO:qUmnpomddpMOtEvwDpjjaYaQuO

    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