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General

  • Target

    2024-05-28_9915e6984c26c9841dd74e863a2f82d3_cryptolocker

  • Size

    75KB

  • Sample

    240528-t3a7tsbh61

  • MD5

    9915e6984c26c9841dd74e863a2f82d3

  • SHA1

    d606e1f3684eb1879002d2852eabb4810e44315a

  • SHA256

    e28e651d01144e48150d1c554953f736651e95bd404e81bfeef6d771cc28bf61

  • SHA512

    d0deb863fd0f901f895ca304d6bc32ca617f3af8ea81507f5548e0b899e643bac6fc2ca501e75e8dc71882fecd3737ee9fe174a2c155a7150ec62b96e5295f7b

  • SSDEEP

    1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsal81GD:1nK6a+qdOOtEvwDpjS

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-05-28_9915e6984c26c9841dd74e863a2f82d3_cryptolocker

    • Size

      75KB

    • MD5

      9915e6984c26c9841dd74e863a2f82d3

    • SHA1

      d606e1f3684eb1879002d2852eabb4810e44315a

    • SHA256

      e28e651d01144e48150d1c554953f736651e95bd404e81bfeef6d771cc28bf61

    • SHA512

      d0deb863fd0f901f895ca304d6bc32ca617f3af8ea81507f5548e0b899e643bac6fc2ca501e75e8dc71882fecd3737ee9fe174a2c155a7150ec62b96e5295f7b

    • SSDEEP

      1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsal81GD:1nK6a+qdOOtEvwDpjS

    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