Analysis

  • max time kernel
    150s
  • max time network
    102s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03-10-2024 04:50

General

  • Target

    0e005a2c54f68ec50c7517d2f817c86a_JaffaCakes118.exe

  • Size

    204KB

  • MD5

    0e005a2c54f68ec50c7517d2f817c86a

  • SHA1

    d6c1e97d1fb528ded477eaea4338b85baf43503e

  • SHA256

    dc164b6d4a6060b31dae0d0fa61e338cd72ea6081a7b1989246c69515847f674

  • SHA512

    d341766c3842ae822775a29e6033b6f19283f44e63c1f5cbd2a44719b746a9971b0752f44c887d562addaa60b8cdf71d389df799a42d2a4d633dd5051e0e69a3

  • SSDEEP

    3072:3KqiZBXj3pZgjxp8HRfW+Ida220gN4JsBi40BuWNVYrcLwcYieNRrhomiyTfXIK:3RWxDpZgdORfWTmiDBuhTIaxu+7qT

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 51 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\0e005a2c54f68ec50c7517d2f817c86a_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\0e005a2c54f68ec50c7517d2f817c86a_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:368
    • C:\Users\Admin\puama.exe
      "C:\Users\Admin\puama.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:4184

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\puama.exe

    Filesize

    204KB

    MD5

    4964ac1fd223377a959223e832a99131

    SHA1

    4c1d495f51752390566bf6c18a0cd6b9f09042b8

    SHA256

    0833c32ff4e6c8561c525aae8fddec614f66b7ee80a4cf6b71d2fb9fcf192e88

    SHA512

    265c50cbb566190d233082b2147dac91667181462ab99b8617d112bee72a643429eb8866e031d869230708ec4e6a0a7760a4bec37a0146dd9904ce25a79c1494