Analysis

  • max time kernel
    80s
  • max time network
    146s
  • platform
    windows10_x64
  • resource
    win10v200722
  • submitted
    19/10/2020, 23:32

General

  • Target

    document-1320267966.xls

  • Size

    426KB

  • MD5

    5b7ded2dbafbb64c055876e197123aef

  • SHA1

    8bb6842356b063e538b77819f8fefdd3fda47c09

  • SHA256

    dd846b24359076173e805afc1c1552426f016cfb5520bd0a281db3cc2ee70795

  • SHA512

    41b1249e04dab5057c5e8f2868b1d331733ec4e591c3b4ea91a72958ebde967abf0274c67c2697ef2c98f40d99388966412eb7c8b432201632cb9a9cb5d4c4d3

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-1320267966.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:648
    • 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 4648
      2⤵
      • Process spawned suspicious child process
      • Suspicious use of WriteProcessMemory
      PID:4048
      • C:\Windows\system32\dwwin.exe
        C:\Windows\system32\dwwin.exe -x -s 4648
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:2348

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        • memory/648-0-0x00007FF8E93E0000-0x00007FF8E9AA6000-memory.dmp

          Filesize

          6.8MB

        • memory/2348-6-0x000001618ED00000-0x000001618ED01000-memory.dmp

          Filesize

          4KB

        • memory/2348-7-0x000001618ED00000-0x000001618ED01000-memory.dmp

          Filesize

          4KB

        • memory/2348-9-0x000001618F500000-0x000001618F501000-memory.dmp

          Filesize

          4KB

        • memory/2348-12-0x000001618F500000-0x000001618F501000-memory.dmp

          Filesize

          4KB

        • memory/2348-13-0x000001618F900000-0x000001618F901000-memory.dmp

          Filesize

          4KB

        • memory/2348-15-0x000001618F820000-0x000001618F821000-memory.dmp

          Filesize

          4KB

        • memory/2348-16-0x000001618F820000-0x000001618F821000-memory.dmp

          Filesize

          4KB

        • memory/2348-17-0x000001618F820000-0x000001618F821000-memory.dmp

          Filesize

          4KB