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Analysis

  • max time kernel
    150s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09/10/2024, 10:22

General

  • Target

    2f63cb3c04fdc2f7aaf66cf9fdb880c8_JaffaCakes118.exe

  • Size

    288KB

  • MD5

    2f63cb3c04fdc2f7aaf66cf9fdb880c8

  • SHA1

    40a3b3c2bbe844f98e46ce7d396b8f975b39de87

  • SHA256

    dce74a57cd0626c7e7e68be2c39dd1e07846b7e2331da3480162c9589d06eed3

  • SHA512

    94158cf425b64ef48fce0e8b3346ee577e41e547933024c4d7c419b2517dcb10a1302c11a70fc7c3e8854b7db3b8a919e49a675053f75ce22bf0b1996d4469db

  • SSDEEP

    6144:d71Qc0f7XP+g3AGJpWVzujmI8nQOsPVKnvmb7/D26Mbj/R8SUHAgOTTMEtBTTlma:/27/XvLWpuinQOsPVKnvmb7/D26MHUHQ

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 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 53 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\2f63cb3c04fdc2f7aaf66cf9fdb880c8_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\2f63cb3c04fdc2f7aaf66cf9fdb880c8_JaffaCakes118.exe"
    1⤵
    • Modifies visiblity of hidden/system files in Explorer
    • Checks computer location settings
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:928
    • C:\Users\Admin\miiihit.exe
      "C:\Users\Admin\miiihit.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:3292

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\miiihit.exe

    Filesize

    288KB

    MD5

    0d01f1d5c8d6834d1a95053e316a2f73

    SHA1

    ab677da2d2eeb184ab1806a44270738013a167f9

    SHA256

    d2e2ff25a4721dea66d93cf07c0e7387f34fe9e17709c55d3de8ba8a3ee6e287

    SHA512

    5bf56767800f24d89f7808c8096661e509a0a7666fd036042e9959e5ce1fff129b14e7339cf69dd908811d059ea317a378a1d9fdf12f2f565915bdfe9b878ede