Analysis

  • max time kernel
    88s
  • max time network
    155s
  • platform
    windows10_x64
  • resource
    win10v200722
  • submitted
    19/10/2020, 23:32

General

  • Target

    document-1340408362.xls

  • Size

    426KB

  • MD5

    3561dbb608971e6b1280b1d65bd81d06

  • SHA1

    6b89e35ebc92311030d4c568a761b30ba705f711

  • SHA256

    014709e06ae0ccab700e793a27814779c8f176a76bfb9f27eae5a166b89ddd4d

  • SHA512

    9117395e7ac62efc81c672c28deb55f785ae77595b787609e95d526f35310a5859bfbeefa94af3865d7eca877a285edde39e1b35840ab7d2ceeb818264e1d644

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-1340408362.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:3900
    • 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 4740
      2⤵
      • Process spawned suspicious child process
      • Suspicious use of WriteProcessMemory
      PID:212
      • C:\Windows\system32\dwwin.exe
        C:\Windows\system32\dwwin.exe -x -s 4740
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:1412

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/1412-6-0x000001CACA220000-0x000001CACA221000-memory.dmp

          Filesize

          4KB

        • memory/1412-7-0x000001CACA220000-0x000001CACA221000-memory.dmp

          Filesize

          4KB

        • memory/1412-9-0x000001CACA810000-0x000001CACA811000-memory.dmp

          Filesize

          4KB

        • memory/1412-12-0x000001CACA810000-0x000001CACA811000-memory.dmp

          Filesize

          4KB

        • memory/1412-13-0x000001CACAC10000-0x000001CACAC11000-memory.dmp

          Filesize

          4KB

        • memory/1412-15-0x000001CACAC10000-0x000001CACAC11000-memory.dmp

          Filesize

          4KB

        • memory/1412-17-0x000001CACAAE0000-0x000001CACAAE1000-memory.dmp

          Filesize

          4KB

        • memory/1412-18-0x000001CACAAE0000-0x000001CACAAE1000-memory.dmp

          Filesize

          4KB

        • memory/1412-19-0x000001CACAAE0000-0x000001CACAAE1000-memory.dmp

          Filesize

          4KB

        • memory/3900-0-0x00007FFE0CD30000-0x00007FFE0D3F6000-memory.dmp

          Filesize

          6.8MB