Analysis

  • max time kernel
    78s
  • max time network
    148s
  • platform
    windows10_x64
  • resource
    win10v200722
  • submitted
    20/10/2020, 22:28

General

  • Target

    doc_pack-418403106.xls

  • Size

    62KB

  • MD5

    ffb26b9614d1917e702d16295d49895b

  • SHA1

    49f8e160daa487d4f978734e87e2e29428d3dea6

  • SHA256

    764a920b8397794ee25686ccfd08c2d8a1a73e1f038ba0429aef74fa78cef94b

  • SHA512

    0733c0aef2be1f48f9fb3f12e6ffd0661a841b820c78fb7de16d465bd91ab89e3a1b551fc942cc2a06480131487e46cf6fb0455ee2dcf5ced30959c38e5fb4cc

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-418403106.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:496
    • 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 4716
      2⤵
      • Process spawned suspicious child process
      • Suspicious use of WriteProcessMemory
      PID:4020
      • C:\Windows\system32\dwwin.exe
        C:\Windows\system32\dwwin.exe -x -s 4716
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:3712

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/496-0-0x00007FFF56F00000-0x00007FFF575C6000-memory.dmp

    Filesize

    6.8MB

  • memory/3712-5-0x0000025051750000-0x0000025051751000-memory.dmp

    Filesize

    4KB

  • memory/3712-6-0x0000025051750000-0x0000025051751000-memory.dmp

    Filesize

    4KB

  • memory/3712-8-0x0000025051F30000-0x0000025051F31000-memory.dmp

    Filesize

    4KB

  • memory/3712-11-0x0000025051F30000-0x0000025051F31000-memory.dmp

    Filesize

    4KB

  • memory/3712-12-0x0000025052330000-0x0000025052331000-memory.dmp

    Filesize

    4KB

  • memory/3712-14-0x0000025052270000-0x0000025052271000-memory.dmp

    Filesize

    4KB

  • memory/3712-15-0x0000025052270000-0x0000025052271000-memory.dmp

    Filesize

    4KB

  • memory/3712-16-0x0000025052270000-0x0000025052271000-memory.dmp

    Filesize

    4KB

  • memory/3712-17-0x0000025051E70000-0x0000025051E71000-memory.dmp

    Filesize

    4KB