Analysis

  • max time kernel
    9s
  • max time network
    135s
  • platform
    windows10_x64
  • resource
    win10
  • submitted
    20/10/2020, 22:23

General

  • Target

    doc_pack-333667326.xls

  • Size

    62KB

  • MD5

    2d444b3ebaf42a38ba881ba231da3a26

  • SHA1

    be06b0d584481e9022352e6415cf649a0b18dc3f

  • SHA256

    2883f1bfdb4f93ea349b7df88fa5745f81b24091c30e2a103a4f67792789190d

  • SHA512

    9333c185439263e7811150708183913234301c2c0ffb3e8a40dd7c005c41f36287ab4befc60f50d3d17ef861f81c08fb9dfb6f602352cd7707b593c4aeb663aa

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-333667326.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:3100
    • 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 4484
      2⤵
      • Process spawned suspicious child process
      • Suspicious use of WriteProcessMemory
      PID:1672
      • C:\Windows\system32\dwwin.exe
        C:\Windows\system32\dwwin.exe -x -s 4484
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:1816

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/1816-6-0x0000019E17C60000-0x0000019E17C61000-memory.dmp

    Filesize

    4KB

  • memory/1816-7-0x0000019E17C60000-0x0000019E17C61000-memory.dmp

    Filesize

    4KB

  • memory/1816-9-0x0000019E18460000-0x0000019E18461000-memory.dmp

    Filesize

    4KB

  • memory/1816-12-0x0000019E18680000-0x0000019E18681000-memory.dmp

    Filesize

    4KB

  • memory/3100-0-0x00007FFF00ED0000-0x00007FFF01596000-memory.dmp

    Filesize

    6.8MB