Analysis

  • max time kernel
    128s
  • max time network
    135s
  • platform
    windows10_x64
  • resource
    win10
  • submitted
    20/10/2020, 22:22

General

  • Target

    doc_pack-389030404.xls

  • Size

    62KB

  • MD5

    ddaff0e1e9f8132be566f7f2572ef315

  • SHA1

    1af8182f7afb227141ee7a29bd1450cb1fe3c25e

  • SHA256

    8dfafffb647f6cc4c36c7eef448a2422616cc587b067232184fb04c4be3475ae

  • SHA512

    77df126278d0528a232501376beb24d78634dee2fc1b5dd56566fc62066f314501e981f1d4fd10dd066ae512e10a2cb02882ce3c31aa7eb8dbd141b3da317d3d

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-389030404.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:3576
    • 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 4468
      2⤵
      • Process spawned suspicious child process
      • Suspicious use of WriteProcessMemory
      PID:1876
      • C:\Windows\system32\dwwin.exe
        C:\Windows\system32\dwwin.exe -x -s 4468
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:1360

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/1360-5-0x000002FC90CA0000-0x000002FC90CA1000-memory.dmp

    Filesize

    4KB

  • memory/1360-6-0x000002FC90CA0000-0x000002FC90CA1000-memory.dmp

    Filesize

    4KB

  • memory/1360-8-0x000002FC912E0000-0x000002FC912E1000-memory.dmp

    Filesize

    4KB

  • memory/1360-11-0x000002FC91610000-0x000002FC91611000-memory.dmp

    Filesize

    4KB

  • memory/1360-12-0x000002FC91610000-0x000002FC91611000-memory.dmp

    Filesize

    4KB

  • memory/1360-13-0x000002FC91610000-0x000002FC91611000-memory.dmp

    Filesize

    4KB

  • memory/1360-14-0x000002FC91220000-0x000002FC91221000-memory.dmp

    Filesize

    4KB

  • memory/3576-0-0x00007FFA1FDD0000-0x00007FFA20496000-memory.dmp

    Filesize

    6.8MB