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General

  • Target

    2024-05-24_d5338df66edbcc3b8788b40fc723469d_cryptolocker

  • Size

    71KB

  • Sample

    240524-fdv9tadh2w

  • MD5

    d5338df66edbcc3b8788b40fc723469d

  • SHA1

    41778795cee0a2532fe9098a8a8e86544edbbd2c

  • SHA256

    ff0bde34d1deaa5d7914732a2fcad43b7a3955ce99958be76738a556be25f9a6

  • SHA512

    a4d4483e5a9e8afd6566976f25996189da9625b1eeaae7ffb14a400935e28cd4059261d82fa641b37e504e454815b63845d9e40998a99fdd18976798af8071bc

  • SSDEEP

    1536:nj+4zs2cPVhlMOtEvwDpj4H8u8rZVTs9I+:C4Q2c94OtEvwDpj4H8zk

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-05-24_d5338df66edbcc3b8788b40fc723469d_cryptolocker

    • Size

      71KB

    • MD5

      d5338df66edbcc3b8788b40fc723469d

    • SHA1

      41778795cee0a2532fe9098a8a8e86544edbbd2c

    • SHA256

      ff0bde34d1deaa5d7914732a2fcad43b7a3955ce99958be76738a556be25f9a6

    • SHA512

      a4d4483e5a9e8afd6566976f25996189da9625b1eeaae7ffb14a400935e28cd4059261d82fa641b37e504e454815b63845d9e40998a99fdd18976798af8071bc

    • SSDEEP

      1536:nj+4zs2cPVhlMOtEvwDpj4H8u8rZVTs9I+:C4Q2c94OtEvwDpj4H8zk

    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