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Analysis

  • max time kernel
    150s
  • max time network
    122s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240704-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240704-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04/07/2024, 21:39

General

  • Target

    264e3d981c2e186fc14f234a03e14746_JaffaCakes118.exe

  • Size

    240KB

  • MD5

    264e3d981c2e186fc14f234a03e14746

  • SHA1

    c0c40395fd3ea36c91476726893409665f545d2d

  • SHA256

    c9c4d504e77c20d8d36b9d82bca289f9958ae60fe206ea2365349a79e95dbc8f

  • SHA512

    7a187f552ad0591cf4a2dac81831ae769f0d9af5ff7102f834c25bb930215d0edc5463cb180d1ca4fe63d8de532b326d6b587819b5b0a888f6a20a09eee05d03

  • SSDEEP

    6144:pUA3dwqsNwemAB0EqxF6snji81RUinKchhyZS3b:tdQQJsAr

Score
10/10

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 27 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\264e3d981c2e186fc14f234a03e14746_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\264e3d981c2e186fc14f234a03e14746_JaffaCakes118.exe"
    1⤵
    • Modifies visiblity of hidden/system files in Explorer
    • Checks computer location settings
    • Adds Run key to start application
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:460
    • C:\Users\Admin\nauone.exe
      "C:\Users\Admin\nauone.exe"
      2⤵
      • Modifies visiblity of hidden/system files in Explorer
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:1688

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\nauone.exe

    Filesize

    240KB

    MD5

    7e7d38d985f6d5ab9e885d79e3047777

    SHA1

    187ffc61e51d7657685747747cfe7f85fcc6b68c

    SHA256

    e70ee306696be498c508589126567b5d6943cb5d8de446d4eb1e87c9d0aec158

    SHA512

    483a3ece47a4f3f4be0f6e7e80082827f4961f4ec18d1be30191fd335c41057246d9350aa2bcba6c0e8a9ac44b2f7fa5c4d5623040351c0b59f6bf8e590c0fa8