Analysis

  • max time kernel
    148s
  • max time network
    154s
  • platform
    windows7_x64
  • resource
    win7v200722
  • 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 key 1 TTPs 3 IoCs
  • Modifies system certificate store 2 TTPs 3 IoCs
  • Suspicious use of WriteProcessMemory 521 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:992
    • C:\Windows\SysWOW64\Notepad.exe
      "C:\Windows\System32\Notepad.exe"
      2⤵
        PID:2036
        • C:\Windows\SysWOW64\cmd.exe
          cmd /c C:\Users\Public\Natso.bat
          3⤵
            PID:1268
            • C:\Windows\SysWOW64\reg.exe
              reg delete hkcu\Environment /v windir /f
              4⤵
              • Modifies registry key
              PID:860
            • 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:1504
            • C:\Windows\SysWOW64\schtasks.exe
              schtasks /Run /TN \Microsoft\Windows\DiskCleanup\SilentCleanup /I
              4⤵
                PID:1856
              • C:\Windows\SysWOW64\reg.exe
                reg delete hkcu\Environment /v windir /f
                4⤵
                • Modifies registry key
                PID:1796
            • C:\Windows\SysWOW64\cmd.exe
              cmd /c C:\Users\Public\Natso.bat
              3⤵
                PID:684
            • C:\Program Files (x86)\internet explorer\ieinstal.exe
              "C:\Program Files (x86)\internet explorer\ieinstal.exe"
              2⤵
                PID:548

            Network

                  MITRE ATT&CK Enterprise v6

                  Replay Monitor

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                  Downloads

                  memory/548-252-0x0000000000210000-0x0000000000211000-memory.dmp

                  memory/548-247-0x0000000000150000-0x0000000000151000-memory.dmp

                  memory/548-245-0x0000000000110000-0x0000000000111000-memory.dmp

                  memory/992-241-0x0000000050480000-0x000000005049A000-memory.dmp

                  memory/992-251-0x0000000010530000-0x000000001054B000-memory.dmp

                  memory/1568-0-0x000007FEF8700000-0x000007FEF897A000-memory.dmp

                  memory/2036-3-0x0000000000120000-0x0000000000121000-memory.dmp

                  memory/2036-1-0x00000000000A0000-0x00000000000A1000-memory.dmp

                  memory/2036-242-0x0000000003C80000-0x0000000003C81000-memory.dmp