Overview

overview

10

Static

static

3

a367d4ca09...18.exe

windows7-x64

10

a367d4ca09...18.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    149s
  • 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
    17-08-2024 17:09

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General

  • Target

    a367d4ca095f09762b01e428ddb19d5c_JaffaCakes118.exe

  • Size

    96KB

  • MD5

    a367d4ca095f09762b01e428ddb19d5c

  • SHA1

    83d3d49856496df78db9de3c27a1c1ae9a1cba55

  • SHA256

    67732753850ffd824be58f5e2b402d634f2432754ebef6f8449637c71038388b

  • SHA512

    1112fab5f051060385ee1a80a500c1e49cc8f23d899473a8e1475f3cb716465e2cae117b469094cd7715dff098642ae23181ad21ad87aec9afd567cbbe6b3b4d

  • SSDEEP

    1536:2NQBHnf6cO/hiSWkGulSc16l6u+NMMl/KlYv1Tq5ThFQNIjnZx:DUhiSDlu8CFFQCnD

Score
10/10
discoveryevasionpersistence

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
    evasion
  • 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 52 IoCs
    persistence
  • 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.

    discovery
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a367d4ca095f09762b01e428ddb19d5c_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\a367d4ca095f09762b01e428ddb19d5c_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:4180
    • C:\Users\Admin\kiovio.exe
      "C:\Users\Admin\kiovio.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:1728

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\kiovio.exe
    Filesize

    96KB

    MD5

    8d87d627694763b39970ff650dbc1975

    SHA1

    98e54f40a3e982f4128eb09d8576b1c35cfaa575

    SHA256

    f220ca88a120c20867d5852577b84bdf368a0bc1398bdd650771a0a957ff97e1

    SHA512

    938a7b89d8f662493447270dd8d662b4de7d9af3effa9ff7c640d0acafb53675d81200b2870e8693f1fd009b9be1c59337f5fc8eaa9c50f2f02100463727e8f0

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