Analysis

  • max time kernel
    150s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24/08/2024, 15:31

General

  • Target

    bee51fc5c43a99eb268b75e95b9479c8_JaffaCakes118.exe

  • Size

    60KB

  • MD5

    bee51fc5c43a99eb268b75e95b9479c8

  • SHA1

    08f8026652dd2120e7502ec3bce2ab950d77a22c

  • SHA256

    a89630f456198a010b3836d1aa8f4205b2890f3007565fe74cc75487f55a759c

  • SHA512

    54260f7167fa35975857b987f56e86a14227df77332ff31a55ba288d516f822827ef2a26bb5711d46fb190b6acb2df634b147fbf23239657a539612365431035

  • SSDEEP

    1536:SymacmFKjRm9dv70NMrHtF1Xw1o+XiuKxd:ihm8RMBiiuG

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 52 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\bee51fc5c43a99eb268b75e95b9479c8_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\bee51fc5c43a99eb268b75e95b9479c8_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3488
    • C:\Users\Admin\zoajuoh.exe
      "C:\Users\Admin\zoajuoh.exe"
      2⤵
      • Modifies visiblity of hidden/system files in Explorer
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:448

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Users\Admin\zoajuoh.exe

          Filesize

          60KB

          MD5

          636b06220ac6a1ba703fb88f6ccda813

          SHA1

          d2417bbf43be80dfa079e55874b2de1f45a4a712

          SHA256

          cff26923a8f672fc44be3bc7b03860e940fbab540273733ad30a5e6f362d6ea1

          SHA512

          155183802a0f28caad06c19f9256c541402c67577ba1ee1a21aac9c6bf94e26a30d333f9f75ee3bd9ca75c5b1b72090b027db0d6d867178b0ece140024547578