Analysis

  • max time kernel
    150s
  • max time network
    151s
  • platform
    windows10_x64
  • resource
    win10
  • submitted
    13/10/2020, 12:41

General

  • Target
    Proof Of Payment_ _ Notificaton_Service_1.exe
  • Size 1013KB
  • Sample201013-ct4nktxqg2
  • SHA256 c358b44f578fd2dedbb1899038415395ae2052c113aaa149481cde295e022bda
  • 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 First Stage 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Modifies registry key 1 TTPs 3 IoCs
  • Modifies system certificate store 2 TTPs 2 IoCs
  • Suspicious use of WriteProcessMemory 507 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Proof Of Payment_ _ Notificaton_Service_1.exe
    "C:\Users\Admin\AppData\Local\Temp\Proof Of Payment_ _ Notificaton_Service_1.exe"
    1⤵
    • Adds Run key to start application
    • Modifies system certificate store
    • Suspicious use of WriteProcessMemory
    PID:3384
    • C:\Windows\SysWOW64\Notepad.exe
      "C:\Windows\System32\Notepad.exe"
      2⤵
        PID:2436
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c C:\Users\Public\Natso.bat
          3⤵
            PID:1324
            • C:\Windows\SysWOW64\reg.exe
              reg delete hkcu\Environment /v windir /f
              4⤵
              • Modifies registry key
              PID:2900
            • 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:68
            • C:\Windows\SysWOW64\schtasks.exe
              schtasks /Run /TN \Microsoft\Windows\DiskCleanup\SilentCleanup /I
              4⤵
                PID:2432
              • C:\Windows\SysWOW64\reg.exe
                reg delete hkcu\Environment /v windir /f
                4⤵
                • Modifies registry key
                PID:3088
          • C:\Program Files (x86)\internet explorer\ieinstal.exe
            "C:\Program Files (x86)\internet explorer\ieinstal.exe"
            2⤵
              PID:564

          Network

                MITRE ATT&CK Enterprise v6

                Replay Monitor

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                Downloads

                memory/564-257-0x0000000002DD0000-0x0000000002DD1000-memory.dmp

                memory/564-252-0x0000000003030000-0x0000000003031000-memory.dmp

                memory/564-250-0x0000000002D70000-0x0000000002D71000-memory.dmp

                memory/2436-242-0x0000000006920000-0x0000000006921000-memory.dmp

                memory/2436-1-0x0000000000D40000-0x0000000000D41000-memory.dmp

                memory/2436-3-0x0000000001000000-0x0000000001001000-memory.dmp

                memory/3384-0-0x00000000022F0000-0x00000000022FF000-memory.dmp

                memory/3384-241-0x0000000050480000-0x000000005049A000-memory.dmp

                memory/3384-256-0x0000000010540000-0x0000000010564000-memory.dmp