Analysis

  • max time kernel
    75s
  • max time network
    150s
  • platform
    windows10_x64
  • resource
    win10v200722
  • submitted
    19/10/2020, 22:58

General

  • Target

    document-1091013542.xls

  • Size

    426KB

  • MD5

    3f6e44c3ad299be56743cd5a55a7f1c6

  • SHA1

    076082ad0d6b7afd30097920157d0267f762555d

  • SHA256

    7eaf07b18ce0df5fc15a67cbbfe671863bcaa723c33e8a5c5e1623cf8ee1cc22

  • SHA512

    be7afe7378063d0f012e4bd29fe574de4d4dc7869a490cc737d9d80dcefc757ee03f995da75b7c188e737a90ef48257c5f06ac6a26a2d68946c5e138ef049fc7

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-1091013542.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:408
    • 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 4756
      2⤵
      • Process spawned suspicious child process
      • Suspicious use of WriteProcessMemory
      PID:1536
      • C:\Windows\system32\dwwin.exe
        C:\Windows\system32\dwwin.exe -x -s 4756
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:3700

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        • memory/408-0-0x00007FF9DD8B0000-0x00007FF9DDF76000-memory.dmp

          Filesize

          6.8MB

        • memory/3700-5-0x000001A3B1910000-0x000001A3B1911000-memory.dmp

          Filesize

          4KB

        • memory/3700-6-0x000001A3B1910000-0x000001A3B1911000-memory.dmp

          Filesize

          4KB

        • memory/3700-8-0x000001A3B1F50000-0x000001A3B1F51000-memory.dmp

          Filesize

          4KB

        • memory/3700-11-0x000001A3B21E0000-0x000001A3B21E1000-memory.dmp

          Filesize

          4KB

        • memory/3700-12-0x000001A3B21E0000-0x000001A3B21E1000-memory.dmp

          Filesize

          4KB

        • memory/3700-13-0x000001A3B21E0000-0x000001A3B21E1000-memory.dmp

          Filesize

          4KB

        • memory/3700-14-0x000001A3B1E90000-0x000001A3B1E91000-memory.dmp

          Filesize

          4KB