Analysis

  • max time kernel
    22s
  • max time network
    137s
  • platform
    windows10_x64
  • resource
    win10v200722
  • submitted
    20/10/2020, 22:25

General

  • Target

    doc_pack-322116342.xls

  • Size

    62KB

  • MD5

    4bb11945757500077ecf3998ff4a122f

  • SHA1

    5455c14814f410ccfaf3663afca3316b87beb847

  • SHA256

    1b6c885ab715d524b1d441bc94490f083895b404dc07f3fd7223a79d7fba74e2

  • SHA512

    8e23e7d03740f22ad7bed7d7d4978bec8aab340cc6c29660a133d1682ecb733637c85167de5cc545b89b6334781ecf9fad9ff22e6fe4b5223c61fba8a69517bb

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-322116342.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:3060
    • 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 4480
      2⤵
      • Process spawned suspicious child process
      • Suspicious use of WriteProcessMemory
      PID:2596
      • C:\Windows\system32\dwwin.exe
        C:\Windows\system32\dwwin.exe -x -s 4480
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:2620

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/2620-5-0x000001E2355B0000-0x000001E2355B1000-memory.dmp

    Filesize

    4KB

  • memory/2620-6-0x000001E2355B0000-0x000001E2355B1000-memory.dmp

    Filesize

    4KB

  • memory/2620-8-0x000001E235E00000-0x000001E235E01000-memory.dmp

    Filesize

    4KB

  • memory/2620-11-0x000001E235E00000-0x000001E235E01000-memory.dmp

    Filesize

    4KB

  • memory/2620-12-0x000001E236040000-0x000001E236041000-memory.dmp

    Filesize

    4KB

  • memory/2620-13-0x000001E236040000-0x000001E236041000-memory.dmp

    Filesize

    4KB

  • memory/2620-14-0x000001E236040000-0x000001E236041000-memory.dmp

    Filesize

    4KB

  • memory/3060-0-0x00007FFA6F1C0000-0x00007FFA6F886000-memory.dmp

    Filesize

    6.8MB