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General

  • Target

    2024-03-26_4430f18f0c76b535a24c9cfd3273eee5_cryptolocker

  • Size

    36KB

  • Sample

    240326-3g4rpaeg74

  • MD5

    4430f18f0c76b535a24c9cfd3273eee5

  • SHA1

    8252c3c212f74034bca50717caa9fe30b7a944b8

  • SHA256

    28102c603bd4672f3a68527a542c10706a0a8e1bd9ae10b278c04d63a99c05fe

  • SHA512

    3e29371a0d1b82accdf06696019a042a0474202319d3b1d679cd33ab6fa0635070997c2c310e251fd9160ae34b81576bfcdcdc4b18dba2508aa41bf02778d333

  • SSDEEP

    768:q7PdFecFS5agQtOOtEvwDpjeMLZdzuqpXsiE8Wq/Dpk/:qDdFJy3QMOtEvwDpjjWMlU

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-03-26_4430f18f0c76b535a24c9cfd3273eee5_cryptolocker

    • Size

      36KB

    • MD5

      4430f18f0c76b535a24c9cfd3273eee5

    • SHA1

      8252c3c212f74034bca50717caa9fe30b7a944b8

    • SHA256

      28102c603bd4672f3a68527a542c10706a0a8e1bd9ae10b278c04d63a99c05fe

    • SHA512

      3e29371a0d1b82accdf06696019a042a0474202319d3b1d679cd33ab6fa0635070997c2c310e251fd9160ae34b81576bfcdcdc4b18dba2508aa41bf02778d333

    • SSDEEP

      768:q7PdFecFS5agQtOOtEvwDpjeMLZdzuqpXsiE8Wq/Dpk/:qDdFJy3QMOtEvwDpjjWMlU

    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