Analysis

  • max time kernel
    149s
  • max time network
    122s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03-07-2024 16:35

General

  • Target

    230f3c5898f31b3694e0fbb90955ebd5_JaffaCakes118.exe

  • Size

    172KB

  • MD5

    230f3c5898f31b3694e0fbb90955ebd5

  • SHA1

    8c51f7ed09d76df02df38d62ae3ef602d6680deb

  • SHA256

    4fdf08c15eaa60d1cd200880b20858b37fd815c949e9715aebbb52c59843f0d0

  • SHA512

    4c80740687aa3115a663e3ea26ce8723429e19073f53a8c2d4a3c5c032008d2add7119e12bb7c04fc67763711f618961beddae3b4ad7f937074eb397017b9789

  • SSDEEP

    3072:h7fUKGhbMi7Rxi/6Knvmb7/D26iv6oPiW3f9K4/5caJxg3Xu7BC3C//pcjwQ9AP:RYhbMi7rHKnvmb7/D26iioPiW3f9ZcaD

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 53 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\230f3c5898f31b3694e0fbb90955ebd5_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\230f3c5898f31b3694e0fbb90955ebd5_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:2220
    • C:\Users\Admin\jiiec.exe
      "C:\Users\Admin\jiiec.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:4920

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\jiiec.exe

    Filesize

    172KB

    MD5

    8b8b86fea7df10d7cf03937d385e2d4e

    SHA1

    b87a65e9d88560fbbbeec7f94ccf73a71d64c270

    SHA256

    5034cf459bdab101f540fd068592b2ffa579fdde7933cb3c2527c03a7a21985c

    SHA512

    85427325c980f64eeec1288a2213b145072c78d8cc4ca8d0b050c3f2e4909cf32cfefaabfb63d45fde96ecdf11354c3564a18784da8a345240162391a59dcf0e