Analysis

  • max time kernel
    83s
  • max time network
    150s
  • platform
    windows10_x64
  • resource
    win10v200722
  • submitted
    20/10/2020, 22:22

General

  • Target

    doc_pack-364033831.xls

  • Size

    62KB

  • MD5

    51574ca3b3cd48ae9e46dc87dc62a246

  • SHA1

    d51d96e82a321358458d052436cecfc2b236f22d

  • SHA256

    dc1e9ab5d55c1489a69db8607f2643eb871d5ea2781f8a9079a88396d0a5a345

  • SHA512

    83986521eeac0085a88570eabf0dffd4c50a850c3633da57b7e3e9394c993861dcc821f28ab9edbefcefad1730ba99b998c6feb103de6c7d2c99b961a4bd91af

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-364033831.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:3940
    • 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 4684
      2⤵
      • Process spawned suspicious child process
      • Suspicious use of WriteProcessMemory
      PID:3612
      • C:\Windows\system32\dwwin.exe
        C:\Windows\system32\dwwin.exe -x -s 4684
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:3568

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/3568-5-0x000001C669EB0000-0x000001C669EB1000-memory.dmp

    Filesize

    4KB

  • memory/3568-6-0x000001C669EB0000-0x000001C669EB1000-memory.dmp

    Filesize

    4KB

  • memory/3568-8-0x000001C66A5F0000-0x000001C66A5F1000-memory.dmp

    Filesize

    4KB

  • memory/3568-11-0x000001C66A5F0000-0x000001C66A5F1000-memory.dmp

    Filesize

    4KB

  • memory/3568-12-0x000001C66A920000-0x000001C66A921000-memory.dmp

    Filesize

    4KB

  • memory/3568-13-0x000001C66A920000-0x000001C66A921000-memory.dmp

    Filesize

    4KB

  • memory/3568-14-0x000001C66A920000-0x000001C66A921000-memory.dmp

    Filesize

    4KB

  • memory/3568-15-0x000001C66A530000-0x000001C66A531000-memory.dmp

    Filesize

    4KB

  • memory/3940-0-0x00007FFB56560000-0x00007FFB56C26000-memory.dmp

    Filesize

    6.8MB