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General

  • Target

    2024-02-23_c8c47bbe15ddb306d145294faa77a015_cryptolocker

  • Size

    66KB

  • Sample

    240223-cbxs3sac29

  • MD5

    c8c47bbe15ddb306d145294faa77a015

  • SHA1

    cd99f1c72c3b89ea1e341be3921cff037df1d00b

  • SHA256

    c9037d56250b2d6a329b4ac71ca28ad0abbc764f46c19ef9ed5e856eff9e3f13

  • SHA512

    6b3bacfb8b3c529cdb0a85ccea9ad9f790179eab0517b06284d848777f6739774461e4c314061491a6b71fb291eafb3faaa69771292dea6f9d7c899fab507d61

  • SSDEEP

    1536:P8mnK6QFElP6n+gymddpMOtEvwDpjY6UncY:1nK6a+qdOOtEvwDpjc

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-02-23_c8c47bbe15ddb306d145294faa77a015_cryptolocker

    • Size

      66KB

    • MD5

      c8c47bbe15ddb306d145294faa77a015

    • SHA1

      cd99f1c72c3b89ea1e341be3921cff037df1d00b

    • SHA256

      c9037d56250b2d6a329b4ac71ca28ad0abbc764f46c19ef9ed5e856eff9e3f13

    • SHA512

      6b3bacfb8b3c529cdb0a85ccea9ad9f790179eab0517b06284d848777f6739774461e4c314061491a6b71fb291eafb3faaa69771292dea6f9d7c899fab507d61

    • SSDEEP

      1536:P8mnK6QFElP6n+gymddpMOtEvwDpjY6UncY:1nK6a+qdOOtEvwDpjc

    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