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General

  • Target

    2024-06-04_f3eea9f79af965e08d4f03f71cee8675_cryptolocker

  • Size

    76KB

  • Sample

    240604-n5p6wafh36

  • MD5

    f3eea9f79af965e08d4f03f71cee8675

  • SHA1

    8865cd5ecf90aa632738f799fc61d476cf622b09

  • SHA256

    d3e2d9b77dad8d5d6c2c6894212a7d62cd5e2bb0dcea3d7fbc0531fa43ffef94

  • SHA512

    22416200237a80fc82c11ccf247f734eeaf449625c8bd9935b3ac0a76e50e0dc4aa8124aa37a52ae286f401a4c6673793b5abe0ec1c6912965967e624abefe68

  • SSDEEP

    1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsal81GW:1nK6a+qdOOtEvwDpjX

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-06-04_f3eea9f79af965e08d4f03f71cee8675_cryptolocker

    • Size

      76KB

    • MD5

      f3eea9f79af965e08d4f03f71cee8675

    • SHA1

      8865cd5ecf90aa632738f799fc61d476cf622b09

    • SHA256

      d3e2d9b77dad8d5d6c2c6894212a7d62cd5e2bb0dcea3d7fbc0531fa43ffef94

    • SHA512

      22416200237a80fc82c11ccf247f734eeaf449625c8bd9935b3ac0a76e50e0dc4aa8124aa37a52ae286f401a4c6673793b5abe0ec1c6912965967e624abefe68

    • SSDEEP

      1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsal81GW:1nK6a+qdOOtEvwDpjX

    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