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Analysis

  • max time kernel
    149s
  • 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
    27/09/2024, 06:48

General

  • Target

    f9edeaf04def313919dc2a6e8bfb43f1_JaffaCakes118.exe

  • Size

    252KB

  • MD5

    f9edeaf04def313919dc2a6e8bfb43f1

  • SHA1

    d080fb5fdb3cbc888df0bc6227fec7cae4d1c680

  • SHA256

    3eb908a0a91826172e64e2bad7c3926d4f891395ca20172e6f0884759a3cbdeb

  • SHA512

    dd06d4ee66cfbb0c09e9f7947d04b7a9de76b49693a1adcf270f7d5f91c87027f99a5c9b552de28e8340419c37960c5bb955d7a28e9595ed2a27326013b3a8ec

  • SSDEEP

    6144:miUxi2d1wlx34Z4mwD5eQpYgYV29G6McRgcVXOa/0udzUZZQMQCQQyA8lohYewT/:Eic4eQpYgWMGYlViQQyBlohHwTE+70/m

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 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f9edeaf04def313919dc2a6e8bfb43f1_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\f9edeaf04def313919dc2a6e8bfb43f1_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1500
    • C:\Users\Admin\jtmeab.exe
      "C:\Users\Admin\jtmeab.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
      PID:4772

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\jtmeab.exe

    Filesize

    252KB

    MD5

    de531814b5875dbe2703de7e8c915083

    SHA1

    9b0086ed3802fed54bd3f10ddbd67d19533096f7

    SHA256

    cb4a6fae434f9921000bafa75865532b877105538f60560cbb78e891299076c6

    SHA512

    b81c6b5f778bc5520722daf142e07ad28cba0e69798ac33615ed89ec32c439e13faed7cdb71945486633fc5ba88a9b762d2e926c9fc6ae8e3e2de9cc7bf6a2e7