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Analysis

  • max time kernel
    149s
  • max time network
    121s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20/09/2024, 20:50

General

  • Target

    ee665b37197f1d1aec8feee7c9cf99ac_JaffaCakes118.exe

  • Size

    172KB

  • MD5

    ee665b37197f1d1aec8feee7c9cf99ac

  • SHA1

    33565f7b89b70037dec81d4128bbcb2e531009fc

  • SHA256

    3e1d60f1a1fdc6f2e5a1936859e27fa2d92a4b16c303e7a73070313bca227beb

  • SHA512

    3d875be0a74c977ec80f4d9b0b913676fc69cf2fc76e84393c69da490cdefbe04d19236ab17d9f2fe11bad4407bddc0b04c4911665fc02aa5790aba22c3e94ee

  • SSDEEP

    3072:tLBhUGAEbN01MiK/fObT/bGikHk6xI66XwiY+ZAcj5AHZdWUViBuAZdls:ZUGAEbNsK/fObT/bGikE6xI1XwiY+ZAd

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 51 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\ee665b37197f1d1aec8feee7c9cf99ac_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\ee665b37197f1d1aec8feee7c9cf99ac_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:1076
    • C:\Users\Admin\dxroon.exe
      "C:\Users\Admin\dxroon.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:3548

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\dxroon.exe

    Filesize

    172KB

    MD5

    704591d1710d5d93a0bb62e98e95a5bf

    SHA1

    b5687ee6d297ce5a71def4063b6b3f0fa573c948

    SHA256

    798b2e316bc6f0eee6d582ddba6a734e9e7f70ecfa5ae6c4797d233e35a079d2

    SHA512

    1afbcb4d1334a457a05126049a356893579b77a0b374c6890cae6843fa323307c1c8950f3cc92839af675cc2781a0773269b2d4e5189da6afc66f607dc25b859