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Analysis

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

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21/09/2024, 19:52

General

  • Target

    f07e293cfd3af6c38e4e6bf6ccb92a3b_JaffaCakes118.exe

  • Size

    248KB

  • MD5

    f07e293cfd3af6c38e4e6bf6ccb92a3b

  • SHA1

    d919de2a5e2de10dd038eff37ae45dfc400289c4

  • SHA256

    b136f2e7c8e75a5beb54a30697974475763d61d806ea89562602a8ba56490426

  • SHA512

    2c62d47cff8e5fde5ec68e1a3495ad675f1fa92b7fd115139b1a4ea67a85b75a06de9572078fe970751ca94617d3543099f8c594e4926e69b768ddd1808c0772

  • SSDEEP

    1536:4t6u3c9YmmU9YDkl8NMhgoAeK6Kg0xCZTqUX3wkSQ7tNXZKl/YWAISDKow5z/GHD:A6u3kaUWDklPANxCLX3uDcdZDXp

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 49 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\f07e293cfd3af6c38e4e6bf6ccb92a3b_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\f07e293cfd3af6c38e4e6bf6ccb92a3b_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4844
    • C:\Users\Admin\woepaa.exe
      "C:\Users\Admin\woepaa.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:4796

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\woepaa.exe

    Filesize

    248KB

    MD5

    ab695812878a30b670edf70f657f0f34

    SHA1

    122d41a31ef4c836741ab492d5d0b91b2a0e8b19

    SHA256

    12fbfcdc45f2dd662f32b41a4ba89f97a31de8ca516b34474deb1cba86b0df33

    SHA512

    8ede7716e372e388a1389ea81781579904ab4af2c1936cc19e4fd9cc5c9cfd093d7d7ac839895b6df00d43992307cda98f6371870597d19d50cf3c78c171126e