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Analysis

  • max time kernel
    150s
  • max time network
    125s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08/10/2024, 22:12

General

  • Target

    263995004fd32e48da1b15c88c7f6adf_JaffaCakes118.exe

  • Size

    844KB

  • MD5

    263995004fd32e48da1b15c88c7f6adf

  • SHA1

    747275d015e73a1503dbbf5f244076edd6e3fdf3

  • SHA256

    de4c66fd76cd6824b07818daacf5e9e86426ed608a41b0f7c459d29fa35cc5f3

  • SHA512

    f90fe5fad86835de2c1d71c0ac4d495f74c36c4732346d3807afa2407359db269e818871dcdeb3b65656fe550a77f60e004ff888fe3e9419182493d469bae173

  • SSDEEP

    24576:c2AksuXeUtXPoVucptBP8FAl65/54Xmv+BK++l:lB3tXqhptZ8OI5/om++l

Malware Config

Signatures

  • Modifies WinLogon for persistence 2 TTPs 1 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Drops file in System32 directory 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • 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 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookAW 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Windows\system32\winlogon.exe
    winlogon.exe
    1⤵
      PID:616
    • C:\Users\Admin\AppData\Local\Temp\263995004fd32e48da1b15c88c7f6adf_JaffaCakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\263995004fd32e48da1b15c88c7f6adf_JaffaCakes118.exe"
      1⤵
      • Checks whether UAC is enabled
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookAW
      • Suspicious use of WriteProcessMemory
      PID:4532
      • C:\Users\Admin\AppData\Local\Temp\263995004fd32e48da1b15c88c7f6adf_JaffaCakes118.exe
        "C:\Users\Admin\AppData\Local\Temp\263995004fd32e48da1b15c88c7f6adf_JaffaCakes118.exe"
        2⤵
        • Modifies WinLogon for persistence
        • Drops file in System32 directory
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:1732

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • memory/616-34-0x000000002CB00000-0x000000002CB19000-memory.dmp

      Filesize

      100KB

    • memory/616-39-0x000000002CB20000-0x000000002CB39000-memory.dmp

      Filesize

      100KB

    • memory/616-69-0x000000002CBE0000-0x000000002CBF9000-memory.dmp

      Filesize

      100KB

    • memory/616-11-0x0000000000400000-0x0000000000419000-memory.dmp

      Filesize

      100KB

    • memory/616-14-0x000000002CA80000-0x000000002CA99000-memory.dmp

      Filesize

      100KB

    • memory/616-19-0x000000002CAA0000-0x000000002CAB9000-memory.dmp

      Filesize

      100KB

    • memory/616-25-0x000000002CAC0000-0x000000002CAD9000-memory.dmp

      Filesize

      100KB

    • memory/616-30-0x000000002CAE0000-0x000000002CAF9000-memory.dmp

      Filesize

      100KB

    • memory/616-64-0x000000002CBC0000-0x000000002CBD9000-memory.dmp

      Filesize

      100KB

    • memory/616-44-0x000000002CB40000-0x000000002CB59000-memory.dmp

      Filesize

      100KB

    • memory/616-60-0x000000002CBA0000-0x000000002CBB9000-memory.dmp

      Filesize

      100KB

    • memory/616-49-0x000000002CB60000-0x000000002CB79000-memory.dmp

      Filesize

      100KB

    • memory/616-54-0x000000002CB80000-0x000000002CB99000-memory.dmp

      Filesize

      100KB

    • memory/1732-0-0x0000000000400000-0x0000000000419000-memory.dmp

      Filesize

      100KB

    • memory/1732-2-0x0000000000400000-0x0000000000419000-memory.dmp

      Filesize

      100KB

    • memory/1732-4-0x0000000000400000-0x0000000000419000-memory.dmp

      Filesize

      100KB

    • memory/1732-1123-0x0000000000400000-0x0000000000419000-memory.dmp

      Filesize

      100KB