Analysis

  • max time kernel
    75s
  • max time network
    146s
  • platform
    windows10_x64
  • resource
    win10v200722
  • submitted
    20/10/2020, 23:07

General

  • Target

    doc_pack-616670631.xls

  • Size

    62KB

  • MD5

    4b4d5112a28518693fb254ea267f021f

  • SHA1

    c7628effb6be42dc9975cc2c5267c20f8484d747

  • SHA256

    36c2bf7eca190f7f7d2c22bdb9cf35d02ab75235d5b4245c5df772e01d0edc97

  • SHA512

    60533c4cc0c8d383d255c4575c085215bfcd511375af6483bd8307e0ff35c3ee4b09d2db9066e3d24d4cf8e9b375ac958700aaa0f0cf0f5d4909c26c42222e68

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-616670631.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:3464
      • C:\Windows\system32\dwwin.exe
        C:\Windows\system32\dwwin.exe -x -s 4700
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:1612

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/408-0-0x00007FF9DD8D0000-0x00007FF9DDF96000-memory.dmp

    Filesize

    6.8MB

  • memory/1612-6-0x0000022141980000-0x0000022141981000-memory.dmp

    Filesize

    4KB

  • memory/1612-5-0x0000022141980000-0x0000022141981000-memory.dmp

    Filesize

    4KB

  • memory/1612-8-0x0000022142150000-0x0000022142151000-memory.dmp

    Filesize

    4KB

  • memory/1612-11-0x0000022142550000-0x0000022142551000-memory.dmp

    Filesize

    4KB

  • memory/1612-13-0x0000022142430000-0x0000022142431000-memory.dmp

    Filesize

    4KB

  • memory/1612-14-0x0000022142430000-0x0000022142431000-memory.dmp

    Filesize

    4KB

  • memory/1612-15-0x0000022142430000-0x0000022142431000-memory.dmp

    Filesize

    4KB