Analysis

  • max time kernel
    89s
  • max time network
    152s
  • platform
    windows10_x64
  • resource
    win10v200722
  • submitted
    20/10/2020, 22:28

General

  • Target

    doc_pack-4330531.xls

  • Size

    62KB

  • MD5

    8a004104c6fbb9ad9a96d36d963f4c3b

  • SHA1

    47b51a1cb28ddb16bc09c268938ff7cec6c0b9ad

  • SHA256

    79979dd8eb8bfbfd89e6b5bc336fc685bcd1509c9b21bfc56a0fc73a451097e7

  • SHA512

    b508628e3137903669778a41b7b18fbd23f07c8f39043bf270d98fda1e24a0a68f2f074111cdf1af01f7d29ef73bfad3e0de6b82d3d995168f2d655bb3606850

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-4330531.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:408
    • 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 4700
      2⤵
      • Process spawned suspicious child process
      • Suspicious use of WriteProcessMemory
      PID:1444
      • C:\Windows\system32\dwwin.exe
        C:\Windows\system32\dwwin.exe -x -s 4700
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:1544

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/408-0-0x00007FF9DD720000-0x00007FF9DDDE6000-memory.dmp

    Filesize

    6.8MB

  • memory/1544-6-0x0000022141A80000-0x0000022141A81000-memory.dmp

    Filesize

    4KB

  • memory/1544-7-0x0000022141A80000-0x0000022141A81000-memory.dmp

    Filesize

    4KB

  • memory/1544-9-0x0000022142150000-0x0000022142151000-memory.dmp

    Filesize

    4KB

  • memory/1544-12-0x0000022142550000-0x0000022142551000-memory.dmp

    Filesize

    4KB

  • memory/1544-14-0x0000022142430000-0x0000022142431000-memory.dmp

    Filesize

    4KB

  • memory/1544-15-0x0000022142430000-0x0000022142431000-memory.dmp

    Filesize

    4KB

  • memory/1544-16-0x0000022142430000-0x0000022142431000-memory.dmp

    Filesize

    4KB

  • memory/1544-17-0x0000022142090000-0x0000022142091000-memory.dmp

    Filesize

    4KB