Analysis

  • max time kernel
    140s
  • max time network
    145s
  • platform
    windows10_x64
  • resource
    win10
  • submitted
    19/10/2020, 22:57

General

  • Target

    document-107684559.xls

  • Size

    426KB

  • MD5

    53ef85c0999d66fbf74923e4ef35115e

  • SHA1

    96d1d0809667ad46c6d4624c1433aa1c95b9c6c9

  • SHA256

    7d4535190100ceecfb7fa045346f1b1c92b861ec52bcacbd6ddab4c0290321c2

  • SHA512

    fb5370819eb5c94b0c685f290682594d37995cc0064e636783d06c03d4b81dee3892c40d5f02027218d2a62db9df9eb2546865e9f9a11b6a216625820acf623b

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-107684559.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 4268
      2⤵
      • Process spawned suspicious child process
      • Suspicious use of WriteProcessMemory
      PID:2080
      • C:\Windows\system32\dwwin.exe
        C:\Windows\system32\dwwin.exe -x -s 4268
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:2588

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        • memory/720-0-0x00007FFFBC4D0000-0x00007FFFBCB96000-memory.dmp

          Filesize

          6.8MB

        • memory/2588-6-0x000001C7FA270000-0x000001C7FA271000-memory.dmp

          Filesize

          4KB

        • memory/2588-7-0x000001C7FA270000-0x000001C7FA271000-memory.dmp

          Filesize

          4KB

        • memory/2588-9-0x000001C7FAA30000-0x000001C7FAA31000-memory.dmp

          Filesize

          4KB

        • memory/2588-12-0x000001C7FAE30000-0x000001C7FAE31000-memory.dmp

          Filesize

          4KB

        • memory/2588-14-0x000001C7FAE30000-0x000001C7FAE31000-memory.dmp

          Filesize

          4KB

        • memory/2588-16-0x000001C7FAE30000-0x000001C7FAE31000-memory.dmp

          Filesize

          4KB

        • memory/2588-18-0x000001C7FADA0000-0x000001C7FADA1000-memory.dmp

          Filesize

          4KB

        • memory/2588-19-0x000001C7FADA0000-0x000001C7FADA1000-memory.dmp

          Filesize

          4KB

        • memory/2588-20-0x000001C7FADA0000-0x000001C7FADA1000-memory.dmp

          Filesize

          4KB

        • memory/2588-21-0x000001C7FA970000-0x000001C7FA971000-memory.dmp

          Filesize

          4KB