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General

  • Target

    2024-05-15_b76b917e0726d7a8225fb7f7f5cbcba5_cryptolocker

  • Size

    38KB

  • Sample

    240515-1hkdbsdc6x

  • MD5

    b76b917e0726d7a8225fb7f7f5cbcba5

  • SHA1

    fc565f8e104f92a697bebb4b607bf8fd04edfb15

  • SHA256

    9f352349adc1092c7afa9371803bfce73e545e07128fdad9c6f7c13e60978321

  • SHA512

    392d25f70cf8255b331b20b2d31e7af6371e409030a10d02284080d44add5f6140b158c86e69ac28407cbf056ac317b17533e381123630b88ed0c81892bbd46e

  • SSDEEP

    768:qUmnjFom/kLyMro2GtOOtEvwDpjeMLam5axK3DQ:qUmnpomddpMOtEvwDpjjaYaQ0

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-05-15_b76b917e0726d7a8225fb7f7f5cbcba5_cryptolocker

    • Size

      38KB

    • MD5

      b76b917e0726d7a8225fb7f7f5cbcba5

    • SHA1

      fc565f8e104f92a697bebb4b607bf8fd04edfb15

    • SHA256

      9f352349adc1092c7afa9371803bfce73e545e07128fdad9c6f7c13e60978321

    • SHA512

      392d25f70cf8255b331b20b2d31e7af6371e409030a10d02284080d44add5f6140b158c86e69ac28407cbf056ac317b17533e381123630b88ed0c81892bbd46e

    • SSDEEP

      768:qUmnjFom/kLyMro2GtOOtEvwDpjeMLam5axK3DQ:qUmnpomddpMOtEvwDpjjaYaQ0

    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