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General

  • Target

    2024-05-05_58b6b7815e797321bafd69e1a0628462_cryptolocker

  • Size

    38KB

  • Sample

    240505-s91wdshc88

  • MD5

    58b6b7815e797321bafd69e1a0628462

  • SHA1

    7963c0bba072daa72b5e9c0a116d216957df67b3

  • SHA256

    da7b0113d386a467bfbe2f6c32a29de9b6ed091d0c505d567a2c3634d45f1a35

  • SHA512

    dfe6a0599a597e84129e9a0e525bbd1c5810193e593ae594d783509752a2f8b4709beaed68da50424e190a57b1b9cb584ff8b8b3f3f2915668e22ba7f7aaef62

  • SSDEEP

    768:q7PdFecFS5agQtOOtEvwDpjeMLZdzuqpXsiE8Wq/DpkITY/s:qDdFJy3QMOtEvwDpjjWMl7TR

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-05-05_58b6b7815e797321bafd69e1a0628462_cryptolocker

    • Size

      38KB

    • MD5

      58b6b7815e797321bafd69e1a0628462

    • SHA1

      7963c0bba072daa72b5e9c0a116d216957df67b3

    • SHA256

      da7b0113d386a467bfbe2f6c32a29de9b6ed091d0c505d567a2c3634d45f1a35

    • SHA512

      dfe6a0599a597e84129e9a0e525bbd1c5810193e593ae594d783509752a2f8b4709beaed68da50424e190a57b1b9cb584ff8b8b3f3f2915668e22ba7f7aaef62

    • SSDEEP

      768:q7PdFecFS5agQtOOtEvwDpjeMLZdzuqpXsiE8Wq/DpkITY/s:qDdFJy3QMOtEvwDpjjWMl7TR

    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