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General

  • Target

    2024-02-12_ef9d94c5994fd403b5df091e2bffde0f_cryptolocker

  • Size

    116KB

  • Sample

    240212-mh3b9aba6x

  • MD5

    ef9d94c5994fd403b5df091e2bffde0f

  • SHA1

    5a068d0f62746d15bcdb3e1aa74472cf78cedbf6

  • SHA256

    c0046eacc19a914dddd383769376bcb24b0596705d3fb5bd97cc6d2b70f39da3

  • SHA512

    3cedb17db2575c2e223dd7b170f0e8ea8a824f611675075d51f99b7b09bfb05d387d22332a7b6c4189515f4ff37470a49fbbb7628f9b1e7e511cadef05c556c3

  • SSDEEP

    1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwNgp01q:z6a+CdOOtEvwDpjczc

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-02-12_ef9d94c5994fd403b5df091e2bffde0f_cryptolocker

    • Size

      116KB

    • MD5

      ef9d94c5994fd403b5df091e2bffde0f

    • SHA1

      5a068d0f62746d15bcdb3e1aa74472cf78cedbf6

    • SHA256

      c0046eacc19a914dddd383769376bcb24b0596705d3fb5bd97cc6d2b70f39da3

    • SHA512

      3cedb17db2575c2e223dd7b170f0e8ea8a824f611675075d51f99b7b09bfb05d387d22332a7b6c4189515f4ff37470a49fbbb7628f9b1e7e511cadef05c556c3

    • SSDEEP

      1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwNgp01q:z6a+CdOOtEvwDpjczc

    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