Analysis

  • max time kernel
    147s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240611-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24/06/2024, 10:31

General

  • Target
    07faeb0ca4b686eaf3cbfbe430e21d9b_JaffaCakes118.exe
  • Size 381KB
  • Sample240624-mkfw2a1dnp
  • SHA256 98bc20c55036d785623299d6586e3611a7581ba01314409093187b89960fb811
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • ModiLoader, DBatLoader

    ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.

  • UAC bypass 3 TTPs 3 IoCs
  • Windows security bypass 2 TTPs 2 IoCs
  • ModiLoader Second Stage 21 IoCs
  • Checks computer location settings 2 TTPs 3 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 1 IoCs
  • Windows security modification 2 TTPs 2 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Checks whether UAC is enabled 1 TTPs 5 IoCs
  • Drops file in System32 directory 4 IoCs
  • Suspicious use of SetThreadContext 4 IoCs
  • Drops file in Windows directory 4 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 51 IoCs
  • System policy modification 1 TTPs 3 IoCs
  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

Processes

  • C:\Users\Admin\AppData\Local\Temp\07faeb0ca4b686eaf3cbfbe430e21d9b_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\07faeb0ca4b686eaf3cbfbe430e21d9b_JaffaCakes118.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2668
    • C:\Users\Admin\AppData\Local\Temp\07faeb0ca4b686eaf3cbfbe430e21d9b_JaffaCakes118.exe
      C:\Users\Admin\AppData\Local\Temp\07faeb0ca4b686eaf3cbfbe430e21d9b_JaffaCakes118.exe
      2⤵
      • UAC bypass
      • Windows security bypass
      • Checks computer location settings
      • Windows security modification
      • Checks whether UAC is enabled
      • Drops file in System32 directory
      • Suspicious use of SetThreadContext
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      • System policy modification
      PID:1876
      • C:\Users\Admin\AppData\Local\Temp\07faeb0ca4b686eaf3cbfbe430e21d9b_JaffaCakes118.exe
        C:\Users\Admin\AppData\Local\Temp\07faeb0ca4b686eaf3cbfbe430e21d9b_JaffaCakes118.exe
        3⤵
        • Checks computer location settings
        • Checks whether UAC is enabled
        • Drops file in Windows directory
        • Suspicious use of WriteProcessMemory
        PID:3556
        • C:\Windows\svchost.exe.exe
          "C:\Windows\svchost.exe.exe" \melt "C:\Users\Admin\AppData\Local\Temp\07faeb0ca4b686eaf3cbfbe430e21d9b_JaffaCakes118.exe"
          4⤵
          • Executes dropped EXE
          • Suspicious use of SetThreadContext
          • Suspicious use of WriteProcessMemory
          PID:1012
          • C:\Windows\svchost.exe.exe
            C:\Windows\svchost.exe.exe \melt "C:\Users\Admin\AppData\Local\Temp\07faeb0ca4b686eaf3cbfbe430e21d9b_JaffaCakes118.exe"
            5⤵
            • UAC bypass
            • Windows security bypass
            • Checks computer location settings
            • Executes dropped EXE
            • Windows security modification
            • Checks whether UAC is enabled
            • Drops file in System32 directory
            • Suspicious use of SetThreadContext
            • Drops file in Windows directory
            • Suspicious use of SetWindowsHookEx
            • Suspicious use of WriteProcessMemory
            • System policy modification
            PID:3176
            • C:\Windows\svchost.exe.exe
              C:\Windows\svchost.exe.exe
              6⤵
              • UAC bypass
              • Executes dropped EXE
              • Loads dropped DLL
              • Adds Run key to start application
              • Checks whether UAC is enabled
              • Drops file in Windows directory
              • System policy modification
              PID:3060
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\temp.bat" "
              6⤵
                PID:4960
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\temp.bat" "
          3⤵
            PID:2588
      • C:\Windows\system32\vssvc.exe
        C:\Windows\system32\vssvc.exe
        1⤵
          PID:5020

        Network

              MITRE ATT&CK Enterprise v15

              Replay Monitor

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              Downloads

              temp.bat

              • Path C:\Users\Admin\AppData\Local\Temp\temp.bat
              • Size 227B
              • SHA256 1a9df6375d548d506b7047c8a92388dc3918f5f6c12230fe678af3629a6c1a5d
              • MD5 SHA1 SHA512

              temp.bat

              • Path C:\Users\Admin\AppData\Local\Temp\temp.bat
              • Size 111B
              • SHA256 38e0e99da77db7640b8a6e70a1ec4d68a183768246c02919f1d0bc841aff79c7
              • MD5 SHA1 SHA512

              ntdtcstp.dll

              • Path C:\Windows\ntdtcstp.dll
              • Size 40KB
              • SHA256 003eb1ba56dc99c6a6d4e8f35233edcee64aa8001ac5f7289369cae2325ff019
              • MD5 SHA1 SHA512 SSDEEP

              svchost.exe.exe

              • Path C:\Windows\svchost.exe.exe
              • Size 381KB
              • SHA256 98bc20c55036d785623299d6586e3611a7581ba01314409093187b89960fb811
              • MD5 SHA1 SHA512 SSDEEP

              memory/1012-34-0x0000000000400000-0x000000000046A000-memory.dmp

              memory/1012-42-0x0000000000400000-0x000000000046A000-memory.dmp

              memory/1876-4-0x0000000000400000-0x000000000042E000-memory.dmp

              memory/1876-9-0x0000000000400000-0x000000000042E000-memory.dmp

              memory/1876-22-0x0000000000400000-0x000000000042E000-memory.dmp

              memory/1876-2-0x0000000000400000-0x000000000042E000-memory.dmp

              memory/2668-1-0x0000000000860000-0x0000000000862000-memory.dmp

              memory/2668-8-0x0000000000400000-0x000000000046A000-memory.dmp

              memory/2668-0-0x0000000000400000-0x000000000046A000-memory.dmp

              memory/3060-65-0x0000000000400000-0x000000000044B000-memory.dmp

              memory/3060-67-0x0000000000400000-0x000000000044B000-memory.dmp

              memory/3060-73-0x0000000000400000-0x000000000044B000-memory.dmp

              memory/3060-72-0x0000000000400000-0x000000000044B000-memory.dmp

              memory/3060-50-0x0000000000400000-0x000000000044B000-memory.dmp

              memory/3060-51-0x0000000000400000-0x000000000044B000-memory.dmp

              memory/3060-71-0x0000000000400000-0x000000000044B000-memory.dmp

              memory/3060-70-0x0000000000400000-0x000000000044B000-memory.dmp

              memory/3060-69-0x0000000000400000-0x000000000044B000-memory.dmp

              memory/3060-60-0x0000000000400000-0x000000000044B000-memory.dmp

              memory/3060-61-0x0000000000400000-0x000000000044B000-memory.dmp

              memory/3060-62-0x0000000000400000-0x000000000044B000-memory.dmp

              memory/3060-63-0x0000000000400000-0x000000000044B000-memory.dmp

              memory/3060-64-0x0000000000400000-0x000000000044B000-memory.dmp

              memory/3060-68-0x0000000000400000-0x000000000044B000-memory.dmp

              memory/3060-66-0x0000000000400000-0x000000000044B000-memory.dmp

              memory/3176-57-0x0000000000400000-0x000000000042E000-memory.dmp

              memory/3176-43-0x0000000000400000-0x000000000042E000-memory.dmp

              memory/3556-33-0x0000000000400000-0x000000000044B000-memory.dmp

              memory/3556-13-0x0000000000400000-0x000000000044B000-memory.dmp

              memory/3556-15-0x0000000000400000-0x000000000044B000-memory.dmp

              memory/3556-16-0x0000000000400000-0x000000000044B000-memory.dmp

              memory/3556-17-0x0000000000400000-0x000000000044B000-memory.dmp