Analysis

  • max time kernel
    85s
  • max time network
    151s
  • platform
    windows10_x64
  • resource
    win10v200722
  • submitted
    19/10/2020, 23:32

General

  • Target

    document-1421562353.xls

  • Size

    426KB

  • MD5

    76a9be80b75fbbc017eaa0567fbb10a8

  • SHA1

    071e030f783fc91cfc8fda9f2d4f3b8e48c88c03

  • SHA256

    e9b6dcc61b130d17bd65f183d3c66efceb3e2a49015b77788b979b887bfa02d4

  • SHA512

    7f8124614636ff878831fa8ca558e066e132045f636ed67dbc687276aded6e858fc8a0bbe95fcafbba0b3cd98bdf2c4f1d7bd90bca7b4667a5aff6f7c7bbe77b

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-1421562353.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:3488
    • 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 4720
      2⤵
      • Process spawned suspicious child process
      • Suspicious use of WriteProcessMemory
      PID:1240
      • C:\Windows\system32\dwwin.exe
        C:\Windows\system32\dwwin.exe -x -s 4720
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:1608

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/1608-6-0x0000018E1D730000-0x0000018E1D731000-memory.dmp

          Filesize

          4KB

        • memory/1608-7-0x0000018E1D730000-0x0000018E1D731000-memory.dmp

          Filesize

          4KB

        • memory/1608-9-0x0000018E1DE90000-0x0000018E1DE91000-memory.dmp

          Filesize

          4KB

        • memory/1608-12-0x0000018E1DE90000-0x0000018E1DE91000-memory.dmp

          Filesize

          4KB

        • memory/1608-13-0x0000018E1E290000-0x0000018E1E291000-memory.dmp

          Filesize

          4KB

        • memory/1608-15-0x0000018E1E1B0000-0x0000018E1E1B1000-memory.dmp

          Filesize

          4KB

        • memory/1608-16-0x0000018E1E1B0000-0x0000018E1E1B1000-memory.dmp

          Filesize

          4KB

        • memory/1608-17-0x0000018E1E1B0000-0x0000018E1E1B1000-memory.dmp

          Filesize

          4KB

        • memory/3488-0-0x00007FFCD2DC0000-0x00007FFCD3486000-memory.dmp

          Filesize

          6.8MB