Analysis

  • max time kernel
    150s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05/10/2024, 06:55

General

  • Target

    169dcb0a9c96559067317b8de65687fe_JaffaCakes118.exe

  • Size

    288KB

  • MD5

    169dcb0a9c96559067317b8de65687fe

  • SHA1

    1528dc67122869d8ba85ac4fbdd3467359aa7654

  • SHA256

    8ebafe4eaf4e812f1ededafd0260d438727c7b127748aba00cd4c6e5c241652e

  • SHA512

    5243ac7bf702438f92bfd343fdf9d95d153f7dff4211b943f654f19209eea8d5a6e81f00bb7b13c5d783076e612e990b3b2468ea5d84141116bbaf6edeff9343

  • SSDEEP

    1536:bopXMphhl/dKxHZ+u+SXq/fiTvlATmeX4Z4R4H4i4/o9FKs0z2xoetEPnyexeyZU:7BVww7ucz9/tBH3H3e

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 1 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\169dcb0a9c96559067317b8de65687fe_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\169dcb0a9c96559067317b8de65687fe_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3944
    • C:\Users\Admin\gbwoet.exe
      "C:\Users\Admin\gbwoet.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:2864

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\gbwoet.exe

    Filesize

    288KB

    MD5

    579bcd9086c579e574ec2d4b7d1956d0

    SHA1

    d48d9711c54590bc25a0b1237602a173889df935

    SHA256

    a82ec073ee0a7b4b8871a08697f4791e90f95d7ffd3eea256ec50b1da31c2e44

    SHA512

    f4a573137ad1ab8cc93de519c4e22eeaae9e92796ea0e500ed38d65ff52265e246e86d5ce3f61963ad2177394e35682b77b3748622d2455669a626598aca5e88

  • memory/2864-33-0x0000000000400000-0x0000000000439000-memory.dmp

    Filesize

    228KB

  • memory/2864-38-0x0000000000400000-0x0000000000439000-memory.dmp

    Filesize

    228KB

  • memory/3944-0-0x0000000000400000-0x0000000000439000-memory.dmp

    Filesize

    228KB

  • memory/3944-37-0x0000000000400000-0x0000000000439000-memory.dmp

    Filesize

    228KB