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General

  • Target

    2024-04-18_cb4cd07ca7b3fa8da3e4b62d32d84115_cryptolocker

  • Size

    54KB

  • Sample

    240418-gf3bkseb4s

  • MD5

    cb4cd07ca7b3fa8da3e4b62d32d84115

  • SHA1

    37bef5bdc59858efae5da1a3ac6ba09c6515ebe4

  • SHA256

    6c7d288794c102582a324388235a1c908528bbdfc9b0bbad6cbf23b7f36ec6f0

  • SHA512

    bea6a0721fbef4f005640efdad37fd3c23cb0d5a0f18c8f7ee23abf4ff89fe2f4c4cb9bdee09af500a891a868a005cb6ec4c45851c2cee1638de9136d36a0c8a

  • SSDEEP

    768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjlo:bP9g/xtCS3Dxx0r

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-04-18_cb4cd07ca7b3fa8da3e4b62d32d84115_cryptolocker

    • Size

      54KB

    • MD5

      cb4cd07ca7b3fa8da3e4b62d32d84115

    • SHA1

      37bef5bdc59858efae5da1a3ac6ba09c6515ebe4

    • SHA256

      6c7d288794c102582a324388235a1c908528bbdfc9b0bbad6cbf23b7f36ec6f0

    • SHA512

      bea6a0721fbef4f005640efdad37fd3c23cb0d5a0f18c8f7ee23abf4ff89fe2f4c4cb9bdee09af500a891a868a005cb6ec4c45851c2cee1638de9136d36a0c8a

    • SSDEEP

      768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjlo:bP9g/xtCS3Dxx0r

    Score
    9/10
    • Detection of CryptoLocker Variants

    • 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