Analysis

  • max time kernel
    140s
  • max time network
    143s
  • platform
    windows10_x64
  • resource
    win10
  • submitted
    19/10/2020, 22:57

General

  • Target

    document-1087538664.xls

  • Size

    426KB

  • MD5

    82dea0fbbc732b34d09cf78d963bc782

  • SHA1

    4cf698290f3c58b017e992bc716a2c5673936c73

  • SHA256

    baf5c39308058535e24a70103bf78358ff79ea0137b36fba5d1182ef8d60264a

  • SHA512

    7b11468523af3d1e63778656c79a134f7bde4985b2237aa02823de8e28bea2ad8d8d4d651c9a96d8d8db68ff10ec1a94a05e8baea1b06df4df16f558a49bac30

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-1087538664.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:3012
    • 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 4468
      2⤵
      • Process spawned suspicious child process
      • Suspicious use of WriteProcessMemory
      PID:208
      • C:\Windows\system32\dwwin.exe
        C:\Windows\system32\dwwin.exe -x -s 4468
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:3720

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/3012-0-0x00007FFAC6110000-0x00007FFAC67D6000-memory.dmp

          Filesize

          6.8MB

        • memory/3720-5-0x000001D9D97F0000-0x000001D9D97F1000-memory.dmp

          Filesize

          4KB

        • memory/3720-6-0x000001D9D97F0000-0x000001D9D97F1000-memory.dmp

          Filesize

          4KB

        • memory/3720-8-0x000001D9D9D30000-0x000001D9D9D31000-memory.dmp

          Filesize

          4KB

        • memory/3720-11-0x000001D9DA130000-0x000001D9DA131000-memory.dmp

          Filesize

          4KB

        • memory/3720-13-0x000001D9DA090000-0x000001D9DA091000-memory.dmp

          Filesize

          4KB

        • memory/3720-14-0x000001D9DA090000-0x000001D9DA091000-memory.dmp

          Filesize

          4KB

        • memory/3720-15-0x000001D9DA090000-0x000001D9DA091000-memory.dmp

          Filesize

          4KB

        • memory/3720-16-0x000001D9D9C70000-0x000001D9D9C71000-memory.dmp

          Filesize

          4KB