Analysis

  • max time kernel
    9s
  • max time network
    127s
  • platform
    windows10_x64
  • resource
    win10
  • submitted
    20/10/2020, 22:28

General

  • Target

    doc_pack-406621654.xls

  • Size

    62KB

  • MD5

    cfc27483e681ebd9ca0da8f04a4babfa

  • SHA1

    e2a4db7e86370ae406103804110169b59cf60f07

  • SHA256

    df4d2276d37f3650210762ef80f4609a29549c892b512790fd684e03c2c91082

  • SHA512

    c0f345ca060409840a42d7951550c3f6a6bcc72e5d26b1ea4faf3318bb47a8c4620d5c5a85220d5ea5fa5214ebd6614230dad69d84eea1ec5c3634d8a1db856d

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-406621654.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:3888
    • 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 4476
      2⤵
      • Process spawned suspicious child process
      • Suspicious use of WriteProcessMemory
      PID:1488
      • C:\Windows\system32\dwwin.exe
        C:\Windows\system32\dwwin.exe -x -s 4476
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:2076

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2076-5-0x000001CDA19D0000-0x000001CDA19D1000-memory.dmp

    Filesize

    4KB

  • memory/2076-6-0x000001CDA19D0000-0x000001CDA19D1000-memory.dmp

    Filesize

    4KB

  • memory/2076-8-0x000001CDA21E0000-0x000001CDA21E1000-memory.dmp

    Filesize

    4KB

  • memory/2076-11-0x000001CDA2400000-0x000001CDA2401000-memory.dmp

    Filesize

    4KB

  • memory/2076-12-0x000001CDA2400000-0x000001CDA2401000-memory.dmp

    Filesize

    4KB

  • memory/2076-13-0x000001CDA2400000-0x000001CDA2401000-memory.dmp

    Filesize

    4KB

  • memory/3888-0-0x00007FF88C3C0000-0x00007FF88CA86000-memory.dmp

    Filesize

    6.8MB