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General

  • Target

    2024-05-31_4aa3e5ad6eb2be68f60efcf9ae254112_cryptolocker

  • Size

    40KB

  • Sample

    240531-f5eq5sge5s

  • MD5

    4aa3e5ad6eb2be68f60efcf9ae254112

  • SHA1

    4a3bfa40e0dc36a97b6af1e22e018f61669594f1

  • SHA256

    f1a48607094cd965ac8cb221abc935a8a96f99296cf8e262a338888e7b2ccdc8

  • SHA512

    2107a1bb05fb4d5f43765cc23d1cb050c1ecb131d9af186a0063a4614a67336db425300ed1a4c6498c1b7a255b0f2033c0ccd07235e309b85d8ec5fd37916a00

  • SSDEEP

    768:q7PdFecFS5agQtOOtEvwDpjeMLZdzuqpXsiE8Wq/DpkITYan8a:qDdFJy3QMOtEvwDpjjWMl7Tdn8a

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-05-31_4aa3e5ad6eb2be68f60efcf9ae254112_cryptolocker

    • Size

      40KB

    • MD5

      4aa3e5ad6eb2be68f60efcf9ae254112

    • SHA1

      4a3bfa40e0dc36a97b6af1e22e018f61669594f1

    • SHA256

      f1a48607094cd965ac8cb221abc935a8a96f99296cf8e262a338888e7b2ccdc8

    • SHA512

      2107a1bb05fb4d5f43765cc23d1cb050c1ecb131d9af186a0063a4614a67336db425300ed1a4c6498c1b7a255b0f2033c0ccd07235e309b85d8ec5fd37916a00

    • SSDEEP

      768:q7PdFecFS5agQtOOtEvwDpjeMLZdzuqpXsiE8Wq/DpkITYan8a:qDdFJy3QMOtEvwDpjjWMl7Tdn8a

    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