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General

  • Target

    2024-05-20_a9512298071f51521ed23489669880af_cryptolocker

  • Size

    91KB

  • Sample

    240520-shylysff3x

  • MD5

    a9512298071f51521ed23489669880af

  • SHA1

    565e6f6fad076ea94b0281e2221c8bd3682db44a

  • SHA256

    30bafc391f96fb6ce7abf3701cd92f4b7e767398d3f139f4c7351c497f281ee7

  • SHA512

    c0b59c8beb2a92c1d193408210add99d6625804b214f5ebd0fe02259b63662b311a09995cd660517fb97fc9334c951b5a2d56e882e355438a37180de5c901223

  • SSDEEP

    1536:qkmnpomddpMOtEvwDpjJGYQbN/PKwMgddF:AnBdOOtEvwDpj6zh

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-05-20_a9512298071f51521ed23489669880af_cryptolocker

    • Size

      91KB

    • MD5

      a9512298071f51521ed23489669880af

    • SHA1

      565e6f6fad076ea94b0281e2221c8bd3682db44a

    • SHA256

      30bafc391f96fb6ce7abf3701cd92f4b7e767398d3f139f4c7351c497f281ee7

    • SHA512

      c0b59c8beb2a92c1d193408210add99d6625804b214f5ebd0fe02259b63662b311a09995cd660517fb97fc9334c951b5a2d56e882e355438a37180de5c901223

    • SSDEEP

      1536:qkmnpomddpMOtEvwDpjJGYQbN/PKwMgddF:AnBdOOtEvwDpj6zh

    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