Analysis

  • max time kernel
    77s
  • max time network
    147s
  • platform
    windows10_x64
  • resource
    win10v200722
  • submitted
    20/10/2020, 22:23

General

  • Target

    doc_pack-33810586.xls

  • Size

    62KB

  • MD5

    d26aac2da8f7d8ce4f762a70f576fe17

  • SHA1

    d11702d73506d97d67f683f1da2184cddd575120

  • SHA256

    7c0a8a06a1eafe72ff3de4a7c7ee8dbb50e0a10aa4f0e4fc5a7f265c0946bb1c

  • SHA512

    6d741b7a71dedfc9460578ac3bf1d02ca6a9e3883a40659fe11ffae99f2c51ac2f1f5e09fe84ac65ff050c4b4a1c282252a09f19cebba1f272a3fcfbeae3dbd7

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-33810586.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:580
    • 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 4736
      2⤵
      • Process spawned suspicious child process
      • Suspicious use of WriteProcessMemory
      PID:788
      • C:\Windows\system32\dwwin.exe
        C:\Windows\system32\dwwin.exe -x -s 4736
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:3568

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/580-0-0x00007FFE41380000-0x00007FFE41A46000-memory.dmp

    Filesize

    6.8MB

  • memory/3568-5-0x000002CD93710000-0x000002CD93711000-memory.dmp

    Filesize

    4KB

  • memory/3568-6-0x000002CD93710000-0x000002CD93711000-memory.dmp

    Filesize

    4KB

  • memory/3568-8-0x000002CD93CE0000-0x000002CD93CE1000-memory.dmp

    Filesize

    4KB

  • memory/3568-11-0x000002CD93FA0000-0x000002CD93FA1000-memory.dmp

    Filesize

    4KB

  • memory/3568-12-0x000002CD93FA0000-0x000002CD93FA1000-memory.dmp

    Filesize

    4KB

  • memory/3568-13-0x000002CD93FA0000-0x000002CD93FA1000-memory.dmp

    Filesize

    4KB