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General

  • Target

    2024-01-22_b6d3a15c7a9d43802c6d00d5f9efce78_cryptolocker

  • Size

    61KB

  • Sample

    240122-zg7lssdgb5

  • MD5

    b6d3a15c7a9d43802c6d00d5f9efce78

  • SHA1

    2efbd7461e3d66a73c7d9d58bdf4a879978e145d

  • SHA256

    f496934abd6ecfb36af548a2f0c6464adf6c800b5c46b4c4ca916a211fa92b7a

  • SHA512

    81a99ab3690ca6f42bd841aa5abb803bedaf051c97d2ecc0b629bfb55d97ac36148878e019e3caf642d429ff1dd491f1687a3d3c5cddf75de20a3db79d35c38b

  • SSDEEP

    1536:P8mnK6QFElP6n+gymddpMOtEvwDpjYibAoS:1nK6a+qdOOtEvwDpj4

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-01-22_b6d3a15c7a9d43802c6d00d5f9efce78_cryptolocker

    • Size

      61KB

    • MD5

      b6d3a15c7a9d43802c6d00d5f9efce78

    • SHA1

      2efbd7461e3d66a73c7d9d58bdf4a879978e145d

    • SHA256

      f496934abd6ecfb36af548a2f0c6464adf6c800b5c46b4c4ca916a211fa92b7a

    • SHA512

      81a99ab3690ca6f42bd841aa5abb803bedaf051c97d2ecc0b629bfb55d97ac36148878e019e3caf642d429ff1dd491f1687a3d3c5cddf75de20a3db79d35c38b

    • SSDEEP

      1536:P8mnK6QFElP6n+gymddpMOtEvwDpjYibAoS:1nK6a+qdOOtEvwDpj4

    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