Analysis

  • max time kernel
    9s
  • max time network
    131s
  • platform
    windows10_x64
  • resource
    win10
  • submitted
    20/10/2020, 22:23

General

  • Target

    doc_pack-329399382.xls

  • Size

    62KB

  • MD5

    4f00054a10723ab5c2b3b69f35f59d94

  • SHA1

    9668b6bb1eac7aabfc85151ee36170f39d06fe53

  • SHA256

    022e803cbeae111276e173cde65c59d33dde1f22b6423bdaa3db009b3e60b5bd

  • SHA512

    eb31d7b9c2377e11c9a54c894b610276cf5084840bdd92e4e8d538feac734d57531f2d8f6a99cc90cd751d56e5f7b1872450bda11aeb91349d407df2fbab9b58

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-329399382.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:2212
    • 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 4428
      2⤵
      • Process spawned suspicious child process
      • Suspicious use of WriteProcessMemory
      PID:1772
      • C:\Windows\system32\dwwin.exe
        C:\Windows\system32\dwwin.exe -x -s 4428
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:2408

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/2212-0-0x00007FFA843B0000-0x00007FFA84A76000-memory.dmp

    Filesize

    6.8MB

  • memory/2408-5-0x000002D73AAE0000-0x000002D73AAE1000-memory.dmp

    Filesize

    4KB

  • memory/2408-7-0x000002D73AAE0000-0x000002D73AAE1000-memory.dmp

    Filesize

    4KB

  • memory/2408-6-0x000002D73AAE0000-0x000002D73AAE1000-memory.dmp

    Filesize

    4KB

  • memory/2408-9-0x000002D73B270000-0x000002D73B271000-memory.dmp

    Filesize

    4KB

  • memory/2408-10-0x000002D73B670000-0x000002D73B671000-memory.dmp

    Filesize

    4KB

  • memory/2408-12-0x000002D73B610000-0x000002D73B611000-memory.dmp

    Filesize

    4KB

  • memory/2408-13-0x000002D73B610000-0x000002D73B611000-memory.dmp

    Filesize

    4KB

  • memory/2408-14-0x000002D73B610000-0x000002D73B611000-memory.dmp

    Filesize

    4KB