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Analysis

  • max time kernel
    94s
  • max time network
    96s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08/10/2024, 23:07

General

  • Target

    26d3944ee48846e6c6f54dea7708b0e9_JaffaCakes118.exe

  • Size

    161KB

  • MD5

    26d3944ee48846e6c6f54dea7708b0e9

  • SHA1

    7cafc3100058c038808bfb6b406e41c78757722d

  • SHA256

    deb73df9a072e1b017f270e1de86e60856a92a8ec9f78054ed43798aac63b494

  • SHA512

    519839d0e0640a171bf656bf50da574b0dddb22692d377e8140d0c26d63051e110b4b82db6c82eb4fa7dc189e099398710d3d8e32d17d11519159be3d712ffe9

  • SSDEEP

    3072:yJYmR4pC8ax12yqt15qwM6MAO9O5kLl1lQzyc9WtglwqtxvV7quE8wb3ARw6He2J:TmbH7fqtTqtnQKKk8ft/103ARnZUE5

Malware Config

Signatures

  • Adds Run key to start application 2 TTPs 1 IoCs
  • UPX packed file 1 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Drops file in Windows directory 2 IoCs
  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 18 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\26d3944ee48846e6c6f54dea7708b0e9_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\26d3944ee48846e6c6f54dea7708b0e9_JaffaCakes118.exe"
    1⤵
    • Adds Run key to start application
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Modifies Internet Explorer settings
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of SetWindowsHookEx
    PID:3476
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3476 -s 1616
      2⤵
      • Program crash
      PID:33460
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 3476 -ip 3476
    1⤵
      PID:35476

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/3476-0-0x0000000000400000-0x0000000000462000-memory.dmp

      Filesize

      392KB

    • memory/3476-1-0x0000000000401000-0x0000000000402000-memory.dmp

      Filesize

      4KB

    • memory/3476-2-0x0000000000500000-0x0000000000501000-memory.dmp

      Filesize

      4KB

    • memory/3476-3-0x0000000000400000-0x0000000000462000-memory.dmp

      Filesize

      392KB

    • memory/3476-6-0x0000000000400000-0x000000000043B000-memory.dmp

      Filesize

      236KB

    • memory/3476-7-0x0000000000400000-0x000000000043B000-memory.dmp

      Filesize

      236KB

    • memory/3476-61371-0x0000000000400000-0x000000000043B000-memory.dmp

      Filesize

      236KB

    • memory/3476-61374-0x0000000000610000-0x000000000063E000-memory.dmp

      Filesize

      184KB

    • memory/3476-61377-0x0000000000400000-0x000000000043B000-memory.dmp

      Filesize

      236KB