Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19/10/2024, 14:05

General

  • Target
    5cfe0e374b82c0c2867d16cad2cc7dfe_JaffaCakes118.exe
  • Size 444KB
  • Sample241019-rdvtts1hlr
  • SHA256 2bd03db19b3e4663a914f26637f504ab8b80901832ace8ea05014ac0f4447710
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • Modifies firewall policy service 3 TTPs 10 IoCs
  • Adds policy Run key to start application 2 TTPs 2 IoCs
  • Boot or Logon Autostart Execution: Active Setup 2 TTPs 4 IoCs

    Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

  • Adds Run key to start application 2 TTPs 2 IoCs
  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

  • Suspicious use of SetThreadContext 2 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 11 IoCs

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

  • Modifies registry key 1 TTPs 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 36 IoCs
  • Suspicious use of SetWindowsHookEx 5 IoCs
  • Suspicious use of WriteProcessMemory 40 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5cfe0e374b82c0c2867d16cad2cc7dfe_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\5cfe0e374b82c0c2867d16cad2cc7dfe_JaffaCakes118.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3256
    • C:\Users\Admin\AppData\Local\Temp\5cfe0e374b82c0c2867d16cad2cc7dfe_JaffaCakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\5cfe0e374b82c0c2867d16cad2cc7dfe_JaffaCakes118.exe"
      2⤵
      • Writes to the Master Boot Record (MBR)
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:4228
      • C:\Users\Admin\AppData\Local\Temp\5cfe0e374b82c0c2867d16cad2cc7dfe_JaffaCakes118.exe
        "C:\Users\Admin\AppData\Local\Temp\5cfe0e374b82c0c2867d16cad2cc7dfe_JaffaCakes118.exe"
        3⤵
        • Adds policy Run key to start application
        • Boot or Logon Autostart Execution: Active Setup
        • Adds Run key to start application
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:2752
        • C:\Windows\SysWOW64\cmd.exe
          cmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:4676
          • C:\Windows\SysWOW64\reg.exe
            REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
            5⤵
            • Modifies firewall policy service
            • System Location Discovery: System Language Discovery
            • Modifies registry key
            PID:396
        • C:\Windows\SysWOW64\cmd.exe
          cmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Local\Temp\5cfe0e374b82c0c2867d16cad2cc7dfe_JaffaCakes118.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\5cfe0e374b82c0c2867d16cad2cc7dfe_JaffaCakes118.exe:*:Enabled:Windows Messanger" /f
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:952
          • C:\Windows\SysWOW64\reg.exe
            REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Local\Temp\5cfe0e374b82c0c2867d16cad2cc7dfe_JaffaCakes118.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\5cfe0e374b82c0c2867d16cad2cc7dfe_JaffaCakes118.exe:*:Enabled:Windows Messanger" /f
            5⤵
            • Modifies firewall policy service
            • System Location Discovery: System Language Discovery
            • Modifies registry key
            PID:5000
        • C:\Windows\SysWOW64\cmd.exe
          cmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:3544
          • C:\Windows\SysWOW64\reg.exe
            REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
            5⤵
            • Modifies firewall policy service
            • System Location Discovery: System Language Discovery
            • Modifies registry key
            PID:4044
        • C:\Windows\SysWOW64\cmd.exe
          cmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\taskmanger32.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\taskmanger32.exe:*:Enabled:Windows Messanger" /f
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:1044
          • C:\Windows\SysWOW64\reg.exe
            REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\taskmanger32.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\taskmanger32.exe:*:Enabled:Windows Messanger" /f
            5⤵
            • Modifies firewall policy service
            • System Location Discovery: System Language Discovery
            • Modifies registry key
            PID:3268

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        memory/2752-37-0x0000000000400000-0x000000000045A000-memory.dmp

        memory/2752-31-0x0000000000400000-0x000000000045A000-memory.dmp

        memory/2752-9-0x0000000000400000-0x000000000045A000-memory.dmp

        memory/2752-27-0x0000000000400000-0x000000000045A000-memory.dmp

        memory/2752-60-0x0000000000400000-0x000000000045A000-memory.dmp

        memory/2752-20-0x0000000000400000-0x000000000045A000-memory.dmp

        memory/2752-21-0x0000000000400000-0x000000000045A000-memory.dmp

        memory/2752-22-0x0000000000400000-0x000000000045A000-memory.dmp

        memory/2752-54-0x0000000000400000-0x000000000045A000-memory.dmp

        memory/2752-23-0x0000000000400000-0x000000000045A000-memory.dmp

        memory/2752-11-0x0000000000400000-0x000000000045A000-memory.dmp

        memory/2752-34-0x0000000000400000-0x000000000045A000-memory.dmp

        memory/2752-51-0x0000000000400000-0x000000000045A000-memory.dmp

        memory/2752-41-0x0000000000400000-0x000000000045A000-memory.dmp

        memory/2752-44-0x0000000000400000-0x000000000045A000-memory.dmp

        memory/2752-47-0x0000000000400000-0x000000000045A000-memory.dmp

        memory/4228-3-0x0000000000400000-0x0000000000460000-memory.dmp

        memory/4228-6-0x0000000000400000-0x0000000000460000-memory.dmp

        memory/4228-16-0x0000000000400000-0x0000000000460000-memory.dmp