Analysis

  • max time kernel
    130s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31/10/2024, 14:46

General

  • Target

    8353c3e4cacfba2d1df1b6fe28a2cf61_JaffaCakes118.exe

  • Size

    352KB

  • MD5

    8353c3e4cacfba2d1df1b6fe28a2cf61

  • SHA1

    142d7da0a9cb579c10b80f5a4bdeb963a769c010

  • SHA256

    f104e246199223683563215616db22389b41da86b106ea9003d5d77705fd03f1

  • SHA512

    6811d9eb84f3e59af88ea0a8aa76caa80fb512114011f840fbb122ecf65b00dcd4deaa24ae529863deb7369530df6f73ed114b6e22cdb901512a171fa83c1f12

  • SSDEEP

    6144:BoyKsrp1UCmNc3qLGLT82Uy19ZV9d9slNoEo97EUJ9gGV:eMypeqLGnnUytV98lNS9fJeM

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • Reads local data of messenger clients 2 TTPs

    Infostealers often target stored data of messaging applications, which can include saved credentials and account information.

  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Unsecured Credentials: Credentials In Files 1 TTPs

    Steal credentials from unsecured files.

  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • 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.

  • Checks processor information in registry 2 TTPs 3 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\8353c3e4cacfba2d1df1b6fe28a2cf61_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\8353c3e4cacfba2d1df1b6fe28a2cf61_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Checks processor information in registry
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:3840
    • C:\Windows\SysWOW64\NOTEPAD.EXE
      "C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\AppData\Local\Temp\ìûëà3.txt
      2⤵
      • System Location Discovery: System Language Discovery
      PID:4740

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Temp\ufr_reports\NO_PWDS_report_31-10-2024_14-55-47-7F6F77BC-KFKF.bin

          Filesize

          1KB

          MD5

          3a12f357d11f8c716d32ef9dbc709a6d

          SHA1

          b0b00449e5284b4d72205d30d6e7535d7ffe0d0e

          SHA256

          d8b1c0b12d5db131f13ac6eeb60b3443d6a6c3679fc297b97c461e089d4294fe

          SHA512

          3c2344b0455213bd7276b2709407cc523360d442be16ef15ef4541cf56672d184071522df097f486033f4a053f20370f96e7be5cf8f10f20fd581b051c3d4a67

        • C:\Users\Admin\AppData\Local\Temp\ìûëà3.txt

          Filesize

          656KB

          MD5

          7f7dd716a992e246f83f7ca9444581d9

          SHA1

          c9cd1f4a835ff6e47873a68a2a3563b8d2469aeb

          SHA256

          37a2abda2f0fb69b02f72e70443e2c738630df0b8e502fc352e75c81f35cf36a

          SHA512

          b8bd720238417e2326cbc40ce4e9ac38199d2e82cf48c7ede7c31fe1334844f38f7aef622a06f6caa39b8fab9037899dfa339105a8dd6195f671b344dec32f96

        • memory/3840-0-0x0000000000400000-0x00000000004FC000-memory.dmp

          Filesize

          1008KB

        • memory/3840-7-0x0000000000400000-0x00000000004FC000-memory.dmp

          Filesize

          1008KB

        • memory/3840-14-0x0000000000400000-0x00000000004FC000-memory.dmp

          Filesize

          1008KB