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General

  • Target

    2024-03-12_85970c1b26796bedc4b15dd381a1c24c_cryptolocker

  • Size

    67KB

  • Sample

    240312-pvv5taha3s

  • MD5

    85970c1b26796bedc4b15dd381a1c24c

  • SHA1

    9d18af4372c8bfe94d9232fdf9596460fe11a7db

  • SHA256

    61a04edd1ff234f38a1bf9b78e1da63de8feba59da2e0c0e3cf92bb1263ee1f0

  • SHA512

    d6092b35be42edc9c46eb18690de6f894e9852f183175faeab89d05a5053c8ae4a0e751593e24299792caffa8d20924d4b90dde99046edc5efe61412fe968f6d

  • SSDEEP

    768:nj+WxauFzs2yhP7GkhO2tOOtEvwDpje9+4U9HueDgaRWDCSMzTZ:nj+4zs2cPVhlMOtEvwDpj4H8u8rZVTZ

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-03-12_85970c1b26796bedc4b15dd381a1c24c_cryptolocker

    • Size

      67KB

    • MD5

      85970c1b26796bedc4b15dd381a1c24c

    • SHA1

      9d18af4372c8bfe94d9232fdf9596460fe11a7db

    • SHA256

      61a04edd1ff234f38a1bf9b78e1da63de8feba59da2e0c0e3cf92bb1263ee1f0

    • SHA512

      d6092b35be42edc9c46eb18690de6f894e9852f183175faeab89d05a5053c8ae4a0e751593e24299792caffa8d20924d4b90dde99046edc5efe61412fe968f6d

    • SSDEEP

      768:nj+WxauFzs2yhP7GkhO2tOOtEvwDpje9+4U9HueDgaRWDCSMzTZ:nj+4zs2cPVhlMOtEvwDpj4H8u8rZVTZ

    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