Analysis

  • max time kernel
    149s
  • max time network
    149s
  • platform
    windows10_x64
  • resource
    win10
  • submitted
    08/10/2020, 17:50

General

  • Target
    dad40f576369577702d6723053cc6621.exe
  • Size 1.2MB
  • Sample201008-mavybcp9ae
  • SHA256 c1e9a93d4333300e178c7ea651b23149aa206c96f4c985e02e65406d813764ea
  • MD5 SHA1 SHA512

Malware Config

Signatures

  • ModiLoader, DBatLoader

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

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Modifies registry class 5 IoCs
  • Modifies system certificate store 2 TTPs 2 IoCs
  • Suspicious use of WriteProcessMemory 501 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\dad40f576369577702d6723053cc6621.exe
    "C:\Users\Admin\AppData\Local\Temp\dad40f576369577702d6723053cc6621.exe"
    1⤵
    • Adds Run key to start application
    • Modifies system certificate store
    • Suspicious use of WriteProcessMemory
    PID:3984
    • C:\Windows\SysWOW64\Notepad.exe
      "C:\Windows\System32\Notepad.exe"
      2⤵
        PID:1864
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c C:\Users\Public\Natso.bat
          3⤵
            PID:3444
            • C:\Windows\SysWOW64\reg.exe
              REG ADD "HKCU\SOFTWARE\Classes\ms-settings\shell\open\command" /t REG_SZ /d "C:\windows\system32\cmd.exe /c REG ADD HKLM\software\microsoft\windows\currentversion\policies\system /v ConsentPromptBehaviorAdmin /t REG_DWORD /d 0 /f" /f
              4⤵
              • Modifies registry class
              PID:1172
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c C:\Users\Public\Natso.bat
            3⤵
              PID:1808
          • C:\Program Files (x86)\internet explorer\ieinstal.exe
            "C:\Program Files (x86)\internet explorer\ieinstal.exe"
            2⤵
              PID:1852

          Network

                MITRE ATT&CK Enterprise v6

                Replay Monitor

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                Downloads

                memory/1852-244-0x00000000009A0000-0x00000000009A1000-memory.dmp

                memory/1852-246-0x0000000000C60000-0x0000000000C61000-memory.dmp

                memory/1852-254-0x0000000000C10000-0x0000000000C11000-memory.dmp

                memory/1864-2-0x0000000000760000-0x0000000000761000-memory.dmp

                memory/1864-241-0x0000000006080000-0x0000000006081000-memory.dmp

                memory/1864-0-0x00000000006A0000-0x00000000006A1000-memory.dmp

                memory/3984-253-0x0000000010530000-0x000000001054B000-memory.dmp

                memory/3984-240-0x0000000050480000-0x000000005049A000-memory.dmp