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General

  • Target

    2024-05-14_80939618aee2469ac2b334ed4c85a2ba_cryptolocker

  • Size

    65KB

  • Sample

    240514-e7qezsba3t

  • MD5

    80939618aee2469ac2b334ed4c85a2ba

  • SHA1

    1df431c94890f8a6ff3c354c62ef83f93fcd7738

  • SHA256

    8c23fb2a9edd2c6b0a45ee2bc134a005d5f91e6abb334e955cea0579eaf34403

  • SHA512

    f15deef628045a69d8cac1469307a4d0d4b455eb7dfdea5b5502239f9a4ed8b8c5e5ffbe1b2a706892153cd14f532675e3e71cdcfc53ce3808548a1c5b876eda

  • SSDEEP

    1536:P8mnK6QFElP6n+gymddpMOtEvwDpjYZ8xG:1nK6a+qdOOtEvwDpjk

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-05-14_80939618aee2469ac2b334ed4c85a2ba_cryptolocker

    • Size

      65KB

    • MD5

      80939618aee2469ac2b334ed4c85a2ba

    • SHA1

      1df431c94890f8a6ff3c354c62ef83f93fcd7738

    • SHA256

      8c23fb2a9edd2c6b0a45ee2bc134a005d5f91e6abb334e955cea0579eaf34403

    • SHA512

      f15deef628045a69d8cac1469307a4d0d4b455eb7dfdea5b5502239f9a4ed8b8c5e5ffbe1b2a706892153cd14f532675e3e71cdcfc53ce3808548a1c5b876eda

    • SSDEEP

      1536:P8mnK6QFElP6n+gymddpMOtEvwDpjYZ8xG:1nK6a+qdOOtEvwDpjk

    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