Analysis

  • max time kernel
    138s
  • max time network
    140s
  • platform
    windows10_x64
  • resource
    win10
  • submitted
    20/10/2020, 23:07

General

  • Target

    doc_pack-702340769.xls

  • Size

    62KB

  • MD5

    6e0840d54bdd7fa0d20587232f220e9b

  • SHA1

    adec9de4f46bb9fa8f2144f7903b671770627130

  • SHA256

    7604a5067d9012c73a527e09592a66c5e3fb1ce69d1233bba0d7ded3a6bf0410

  • SHA512

    5aabc097f172ac28e5d1a6bb3985bfd2b77f1adab91ac54a8f6324681ec877de9b7804b699f207535e081242fc21e2ab07cd8bcbe770abf504b9d37fa00e0ae4

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 FindShellTrayWindow 2 IoCs
  • Suspicious use of SetWindowsHookEx 12 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-702340769.xls"
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3832
    • 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 4624
      2⤵
      • Process spawned suspicious child process
      • Suspicious use of WriteProcessMemory
      PID:1740
      • C:\Windows\system32\dwwin.exe
        C:\Windows\system32\dwwin.exe -x -s 4624
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:1776

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/1776-5-0x0000022588270000-0x0000022588271000-memory.dmp

    Filesize

    4KB

  • memory/1776-6-0x0000022588270000-0x0000022588271000-memory.dmp

    Filesize

    4KB

  • memory/1776-8-0x00000225888B0000-0x00000225888B1000-memory.dmp

    Filesize

    4KB

  • memory/1776-11-0x0000022588B30000-0x0000022588B31000-memory.dmp

    Filesize

    4KB

  • memory/1776-12-0x0000022588B30000-0x0000022588B31000-memory.dmp

    Filesize

    4KB

  • memory/1776-13-0x0000022588B30000-0x0000022588B31000-memory.dmp

    Filesize

    4KB

  • memory/1776-14-0x00000225887F0000-0x00000225887F1000-memory.dmp

    Filesize

    4KB

  • memory/3832-0-0x00007FFDD60B0000-0x00007FFDD6776000-memory.dmp

    Filesize

    6.8MB

  • memory/3832-1-0x000001DFA0B6F000-0x000001DFA0B74000-memory.dmp

    Filesize

    20KB

  • memory/3832-2-0x000001DFA0B6C000-0x000001DFA0B6F000-memory.dmp

    Filesize

    12KB