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General

  • Target

    2024-05-14_0931e1c97e2e0b95047f5a780e5a2e4f_cryptolocker

  • Size

    56KB

  • Sample

    240514-f2j7fscf34

  • MD5

    0931e1c97e2e0b95047f5a780e5a2e4f

  • SHA1

    9f859acfa78232415b7a1b589e27744126c2ae2f

  • SHA256

    b45396e0b6ab277e2313d53291a3ab0a574ab0a183f8727650d423e8cf6d7b78

  • SHA512

    13f86f0e2c6abdee741ff234c18d24d6d48d1493f37c235f1fe0fff0f766c8bb452a2c2c3551893e6585e0e9dbde09738c18c82532a7242dddb540688f79717e

  • SSDEEP

    768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjlYRM:bP9g/xtCS3Dxx0Lm

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-05-14_0931e1c97e2e0b95047f5a780e5a2e4f_cryptolocker

    • Size

      56KB

    • MD5

      0931e1c97e2e0b95047f5a780e5a2e4f

    • SHA1

      9f859acfa78232415b7a1b589e27744126c2ae2f

    • SHA256

      b45396e0b6ab277e2313d53291a3ab0a574ab0a183f8727650d423e8cf6d7b78

    • SHA512

      13f86f0e2c6abdee741ff234c18d24d6d48d1493f37c235f1fe0fff0f766c8bb452a2c2c3551893e6585e0e9dbde09738c18c82532a7242dddb540688f79717e

    • SSDEEP

      768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjlYRM:bP9g/xtCS3Dxx0Lm

    Score
    9/10
    • Detection of CryptoLocker Variants

    • 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