Analysis

  • max time kernel
    10s
  • max time network
    135s
  • platform
    windows10_x64
  • resource
    win10
  • submitted
    20/10/2020, 22:22

General

  • Target

    doc_pack-368437814.xls

  • Size

    62KB

  • MD5

    87d5ec011f5b70ac30d82d0ee75c3e67

  • SHA1

    fadf2e1b8a9fc3842ddfc2a7c972391ef20b36b7

  • SHA256

    369759ff19e5642af27a0aafebb23847fef54ab4211bf3cfb6f02dab83a1e302

  • SHA512

    70fe41c5f0a773026835a086bf359c9d7837d5559d20fca2c3f638fff750afb03aeb0b94a1897acee8f1c175caee1de87d1e3e46f88eb083a023c0dffbce41fb

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\doc_pack-368437814.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:3104
    • 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 4416
      2⤵
      • Process spawned suspicious child process
      • Suspicious use of WriteProcessMemory
      PID:2140
      • C:\Windows\system32\dwwin.exe
        C:\Windows\system32\dwwin.exe -x -s 4416
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:2164

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/2164-5-0x00000258DF2D0000-0x00000258DF2D1000-memory.dmp

    Filesize

    4KB

  • memory/2164-6-0x00000258DF2D0000-0x00000258DF2D1000-memory.dmp

    Filesize

    4KB

  • memory/2164-8-0x00000258DF960000-0x00000258DF961000-memory.dmp

    Filesize

    4KB

  • memory/2164-11-0x00000258DFD60000-0x00000258DFD61000-memory.dmp

    Filesize

    4KB

  • memory/2164-13-0x00000258DFD60000-0x00000258DFD61000-memory.dmp

    Filesize

    4KB

  • memory/2164-15-0x00000258DFD60000-0x00000258DFD61000-memory.dmp

    Filesize

    4KB

  • memory/2164-17-0x00000258DFCD0000-0x00000258DFCD1000-memory.dmp

    Filesize

    4KB

  • memory/2164-18-0x00000258DFCD0000-0x00000258DFCD1000-memory.dmp

    Filesize

    4KB

  • memory/2164-19-0x00000258DFCD0000-0x00000258DFCD1000-memory.dmp

    Filesize

    4KB

  • memory/3104-0-0x00007FF88C3D0000-0x00007FF88CA96000-memory.dmp

    Filesize

    6.8MB