Analysis

  • max time kernel
    149s
  • max time network
    97s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18/09/2024, 20:09

General

  • Target

    e9e3d306af1663bcc021338c4bd4515c_JaffaCakes118.exe

  • Size

    152KB

  • MD5

    e9e3d306af1663bcc021338c4bd4515c

  • SHA1

    4f47bf198b5f3cc3c9a54d003c04984d382fe333

  • SHA256

    150b09cc2dfcc271d2e2017c213125e5ec3d5df73383b10b583f663b5186997e

  • SHA512

    337fc151cc0d7abb0cd77ee527dabb55d214589a50b7cf41bac0818807a0a3cdbd119215cb77f4d935affc22ac1e0c77a882ecf156803c26af0c23e0007fee3a

  • SSDEEP

    1536:B5gmF+VoV6qZO5WV9PZ1K+smtK4/ZWnKTzf:B5gmF+VoV6qZO5W7afKTz

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 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 52 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 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e9e3d306af1663bcc021338c4bd4515c_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\e9e3d306af1663bcc021338c4bd4515c_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:5072
    • C:\Users\Admin\qeulie.exe
      "C:\Users\Admin\qeulie.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
      • Suspicious use of WriteProcessMemory
      PID:404

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Users\Admin\qeulie.exe

          Filesize

          152KB

          MD5

          511e08e69d9cfb93571cea19be45682e

          SHA1

          775aab1a1ae7a3704c7301eba3b07198b7f49c67

          SHA256

          b473181e637ff42cb62ec83fa54ca99efc5d11063870471f8c9f6697afa9d218

          SHA512

          28069fb392e0a86a30e6b48da5e07ea5247391b6e35369b6ce57b388814cf8c94217694c9bcd950af222fcb44c4e3e1e4194bc9751a26f439359b61892974fdf