Overview

overview

10

Static

static

10

2024-03-16...er.exe

windows7-x64

9

2024-03-16...er.exe

windows10-2004-x64

9

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General

  • Target

    2024-03-16_4ec398301b9d177e5fb8e3a6ace5844f_cryptolocker

  • Size

    106KB

  • Sample

    240316-mkdrnsbb82

  • MD5

    4ec398301b9d177e5fb8e3a6ace5844f

  • SHA1

    d22271dae44a20224d9107b2706e0063499bc82a

  • SHA256

    e9c58fdccbfa96e8676db6d2e869d0f5b516ef7d843baa5f738dd71698772128

  • SHA512

    522b67172dcfcf20047bb45f4efb454474a4bb8a9383f441880f94d36072f6613f4ad4769b1808151700edad530fd82a4525b9a3a2ad8854d201143d4a26d645

  • SSDEEP

    1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsalRn5iF1j6Gksas:1nK6a+qdOOtEvwDpjt

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-03-16_4ec398301b9d177e5fb8e3a6ace5844f_cryptolocker

    • Size

      106KB

    • MD5

      4ec398301b9d177e5fb8e3a6ace5844f

    • SHA1

      d22271dae44a20224d9107b2706e0063499bc82a

    • SHA256

      e9c58fdccbfa96e8676db6d2e869d0f5b516ef7d843baa5f738dd71698772128

    • SHA512

      522b67172dcfcf20047bb45f4efb454474a4bb8a9383f441880f94d36072f6613f4ad4769b1808151700edad530fd82a4525b9a3a2ad8854d201143d4a26d645

    • SSDEEP

      1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsalRn5iF1j6Gksas:1nK6a+qdOOtEvwDpjt

    Score
    9/10
    upx

    • 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.

      upx
    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks