Analysis

  • max time kernel
    140s
  • max time network
    149s
  • platform
    windows7_x64
  • resource
    win7v20201028
  • submitted
    04/11/2020, 09:24

General

  • Target
    82c53d0cf1f407945a3feeb961336a9c.exe
  • Size 1.2MB
  • Sample201104-977b374ra2
  • SHA256 f8608a3ef512bce8dbb388a81890968676d99a89e11ca282bcc846ed19fdc6ca
  • MD5 SHA1 SHA512

Malware Config

Signatures

  • ModiLoader, DBatLoader

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

  • ModiLoader Second Stage 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Modifies registry key 1 TTPs 1 IoCs
  • Modifies system certificate store 2 TTPs 3 IoCs
  • Suspicious use of WriteProcessMemory 509 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\82c53d0cf1f407945a3feeb961336a9c.exe
    "C:\Users\Admin\AppData\Local\Temp\82c53d0cf1f407945a3feeb961336a9c.exe"
    1⤵
    • Adds Run key to start application
    • Modifies system certificate store
    • Suspicious use of WriteProcessMemory
    PID:240
    • C:\Windows\SysWOW64\Notepad.exe
      "C:\Windows\System32\Notepad.exe"
      2⤵
        PID:960
        • C:\Windows\SysWOW64\cmd.exe
          cmd /c C:\Users\Public\Natso.bat
          3⤵
            PID:2724
            • C:\Windows\SysWOW64\reg.exe
              reg delete hkcu\Environment /v windir /f
              4⤵
              • Modifies registry key
              PID:2820
          • C:\Windows\SysWOW64\cmd.exe
            cmd /c C:\Users\Public\Natso.bat
            3⤵
              PID:2852
          • C:\Program Files (x86)\internet explorer\ieinstal.exe
            "C:\Program Files (x86)\internet explorer\ieinstal.exe"
            2⤵
              PID:2736

          Network

                MITRE ATT&CK Enterprise v6

                Replay Monitor

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                Downloads

                memory/240-1-0x0000000004600000-0x000000000464D000-memory.dmp

                memory/240-242-0x0000000050480000-0x000000005049A000-memory.dmp

                memory/240-252-0x0000000010530000-0x000000001054B000-memory.dmp

                memory/960-2-0x00000000000A0000-0x00000000000A1000-memory.dmp

                memory/960-4-0x00000000000E0000-0x00000000000E1000-memory.dmp

                memory/960-243-0x0000000003C80000-0x0000000003C81000-memory.dmp

                memory/1608-0-0x000007FEF6400000-0x000007FEF667A000-memory.dmp

                memory/2736-246-0x0000000000090000-0x0000000000091000-memory.dmp

                memory/2736-248-0x00000000000D0000-0x00000000000D1000-memory.dmp

                memory/2736-253-0x00000000000F0000-0x00000000000F1000-memory.dmp