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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
    25/09/2024, 06:45

General

  • Target

    f56cc995afe9c7419548c1e59af2d61a_JaffaCakes118.exe

  • Size

    204KB

  • MD5

    f56cc995afe9c7419548c1e59af2d61a

  • SHA1

    90a17466cce02f5c663e5fb0ff6ac2aefe8e651b

  • SHA256

    2ad90a68b7437f556518e1f8b0ab699ce0470b339de88a29d1800f2354d680b1

  • SHA512

    38d1e74fdb9ac77df3f31e8c4ead13155ece3c5538d6acbbbdc863ecc4372229f5f832d725ec5ab334048a9dd19166a4c0c3f54b210c3cd21b3f5b02389803e4

  • SSDEEP

    3072:4dYgqj2r0yqjdQGn5V8XyusBAFMih89dQwLhBchyp:Ci9jdQGn/qyrAFjynLchE

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\f56cc995afe9c7419548c1e59af2d61a_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\f56cc995afe9c7419548c1e59af2d61a_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:2812
    • C:\Users\Admin\neneq.exe
      "C:\Users\Admin\neneq.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:4076

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\neneq.exe

    Filesize

    204KB

    MD5

    ab8803e1e183194c87b12971a585d1ef

    SHA1

    90e6aa76918454f57404e6d12f5a3f0ff6461ab6

    SHA256

    156d4dee454b32ed41b2409c4f4e9f5728902cb80ad29083f9027fba40917ced

    SHA512

    0c45e0649ac637b64e62df4330f9ac4cf56a24517e296315ff6f3b6684b5ec87436848ff01d86d052c25977af1d2adc5d5dd7e44bc28b186ce89caf6a6ca42e6