Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02/10/2024, 01:28

General

  • Target
    0841755ac61ecaa7a56faf88318cc321_JaffaCakes118.exe
  • Size 68KB
  • Sample241002-bv6pnathjf
  • SHA256 023a6086a551b946db24f82a4b60a0a48769bf582bd49f8e1b79bfe1e7126cb4
  • MD5 SHA1 SHA512 SSDEEP

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 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\0841755ac61ecaa7a56faf88318cc321_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\0841755ac61ecaa7a56faf88318cc321_JaffaCakes118.exe"
    1⤵
    • Modifies visiblity of hidden/system files in Explorer
    • Checks computer location settings
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3576
    • C:\Users\Admin\Admin.exe
      "C:\Users\Admin\Admin.exe"
      2⤵
      • Modifies visiblity of hidden/system files in Explorer
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:4392

Network

        MITRE ATT&CK Enterprise v15

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        Downloads

        Admin.exe

        • Path C:\Users\Admin\Admin.exe
        • Size 68KB
        • SHA256 7514cfe7464c4a5e3e74febd782dde11367e59bc6fdf9c1a7f3aa6110d7cc4ef
        • MD5 SHA1 SHA512 SSDEEP

        memory/3576-0-0x0000000000400000-0x0000000000415000-memory.dmp

        memory/4392-33-0x0000000000400000-0x0000000000415000-memory.dmp