Analysis

  • max time kernel
    147s
  • max time network
    150s
  • platform
    windows10_x64
  • resource
    win10
  • submitted
    19/10/2020, 22:57

General

  • Target

    document-1230329828.xls

  • Size

    426KB

  • MD5

    1e04585b18558aaf5135080632dfd4ea

  • SHA1

    fe7f511cc04856515da47a46e2d63d3444a9cb44

  • SHA256

    9eb9aed19367ef498c22e06b213d6a94636d362b9b248031dfdfe00791586a14

  • SHA512

    40705c2e6c9304a292af7eb0e4915550f4da0b5769f8395b50dc2f90bccf82cbe90a7b7729eba0485de54c0a9c9ab45baa3e9ef47a88361ee4518f8cd2ebdf66

Score
6/10

Malware Config

Signatures

  • Process spawned suspicious child process 1 IoCs

    This child process is typically not spawned unless (for example) the parent process crashes. This typically indicates the parent process was unsuccessfully compromised.

  • Checks processor information in registry 2 TTPs 3 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of SetWindowsHookEx 8 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
    "C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\document-1230329828.xls"
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:720
    • C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE
      "C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE" -x -s 4496
      2⤵
      • Process spawned suspicious child process
      • Suspicious use of WriteProcessMemory
      PID:2036
      • C:\Windows\system32\dwwin.exe
        C:\Windows\system32\dwwin.exe -x -s 4496
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:1612

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/720-0-0x00007FFFBC730000-0x00007FFFBCDF6000-memory.dmp

          Filesize

          6.8MB

        • memory/1612-4-0x000001EE9C7D0000-0x000001EE9C7D1000-memory.dmp

          Filesize

          4KB

        • memory/1612-5-0x000001EE9C7D0000-0x000001EE9C7D1000-memory.dmp

          Filesize

          4KB

        • memory/1612-7-0x000001EE9D010000-0x000001EE9D011000-memory.dmp

          Filesize

          4KB

        • memory/1612-10-0x000001EE9D230000-0x000001EE9D231000-memory.dmp

          Filesize

          4KB

        • memory/1612-11-0x000001EE9D230000-0x000001EE9D231000-memory.dmp

          Filesize

          4KB

        • memory/1612-12-0x000001EE9D230000-0x000001EE9D231000-memory.dmp

          Filesize

          4KB