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General

  • Target

    2024-03-06_f1d326ed03b1cb7df5aac3bbfb2a2e62_cryptolocker

  • Size

    105KB

  • Sample

    240306-r2xy4abg8x

  • MD5

    f1d326ed03b1cb7df5aac3bbfb2a2e62

  • SHA1

    e5fc9f40fa8eaf6c3be2c5c557b5a607107a5ea6

  • SHA256

    31098a390af934db3da45f5999937b5044f16afc9bbaba98571f6f0b9b4e3409

  • SHA512

    bc6e2097e94ffb611368747fd3f575be32679b3fc90fa2b26d477ab7621d3210124f7b977fad971a7be147c0b89dd9a4ceaed7441f12cd99fe14950c8e32ab01

  • SSDEEP

    1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsalRn5iF1j6GksyJ:1nK6a+qdOOtEvwDpjyJ

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-03-06_f1d326ed03b1cb7df5aac3bbfb2a2e62_cryptolocker

    • Size

      105KB

    • MD5

      f1d326ed03b1cb7df5aac3bbfb2a2e62

    • SHA1

      e5fc9f40fa8eaf6c3be2c5c557b5a607107a5ea6

    • SHA256

      31098a390af934db3da45f5999937b5044f16afc9bbaba98571f6f0b9b4e3409

    • SHA512

      bc6e2097e94ffb611368747fd3f575be32679b3fc90fa2b26d477ab7621d3210124f7b977fad971a7be147c0b89dd9a4ceaed7441f12cd99fe14950c8e32ab01

    • SSDEEP

      1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsalRn5iF1j6GksyJ:1nK6a+qdOOtEvwDpjyJ

    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