Analysis

  • max time kernel
    112s
  • max time network
    133s
  • platform
    windows10_x64
  • resource
    win10v200722
  • submitted
    20/10/2020, 23:06

General

  • Target

    doc_pack-717104901.xls

  • Size

    62KB

  • MD5

    4ba76eb297300acb076ef4f1d77e8870

  • SHA1

    fac478258567f8fa415e1fe2eee7bf758f490e8e

  • SHA256

    3d0d968e286cbf1e329f799812b85a3d46c0b69bb259a1d4c8cab4157bc5cec0

  • SHA512

    81310901b432c0c793239cc65519bbf89c8fd7cf3a12ccaf745778c6d1d2b1713b4c77a338af2fc63d7785f5994b453222eb34b45107c14bcc770678cf73532d

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-717104901.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:964
    • 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 4656
      2⤵
      • Process spawned suspicious child process
      • Suspicious use of WriteProcessMemory
      PID:2712
      • C:\Windows\system32\dwwin.exe
        C:\Windows\system32\dwwin.exe -x -s 4656
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:3420

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/964-0-0x00007FFED5630000-0x00007FFED5CF6000-memory.dmp

    Filesize

    6.8MB

  • memory/3420-7-0x00000268EC6B0000-0x00000268EC6B1000-memory.dmp

    Filesize

    4KB

  • memory/3420-6-0x00000268EC6B0000-0x00000268EC6B1000-memory.dmp

    Filesize

    4KB

  • memory/3420-9-0x00000268ECED0000-0x00000268ECED1000-memory.dmp

    Filesize

    4KB

  • memory/3420-12-0x00000268ED170000-0x00000268ED171000-memory.dmp

    Filesize

    4KB

  • memory/3420-13-0x00000268ED170000-0x00000268ED171000-memory.dmp

    Filesize

    4KB

  • memory/3420-14-0x00000268ED170000-0x00000268ED171000-memory.dmp

    Filesize

    4KB