Analysis

  • max time kernel
    149s
  • max time network
    103s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28/09/2024, 14:24

General

  • Target

    fc7bba93f7120468e417cd7c202f994e_JaffaCakes118.exe

  • Size

    200KB

  • MD5

    fc7bba93f7120468e417cd7c202f994e

  • SHA1

    3b3aa45861219b8c97d7645aff705296b03e1a14

  • SHA256

    18477b96336fe1e0b64312189d4d21170dca35277bb7f69339cd7f677ace0935

  • SHA512

    bc9e82bb892a320ed567aad2819c12632bbc89bc17ac4a918fcb92aec8e4f6ea2743132fb85692b28429f8dc4150685a04c4f58cbea809b68ddaea169797a014

  • SSDEEP

    3072:6COTo/0YxU+0tQ9nLHbB9WPliBs2HWWEakGJm9BE:6CX++4QxL7B9WPli+yWWEazP

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 27 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\fc7bba93f7120468e417cd7c202f994e_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\fc7bba93f7120468e417cd7c202f994e_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:4664
    • C:\Users\Admin\jaoupaz.exe
      "C:\Users\Admin\jaoupaz.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:4344

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Users\Admin\jaoupaz.exe

          Filesize

          200KB

          MD5

          b7c126014c1ef67b336781f7942a93cb

          SHA1

          a261be56db2f41654f8b0e9c5dcb188223f58630

          SHA256

          5b2029387e87da8dd3597ce02ed9e6b6838dd47c9b4043b2d87433415833603f

          SHA512

          6220a23be33f6c3b12972b4413098da2fbf66c33eb3d79d1043c5ae6b3f76fb7c2c1e531ae79f901100c1d6334429aae3826cfcd8dac97cc9341175223bf5903