Analysis

  • max time kernel
    91s
  • max time network
    151s
  • platform
    windows10_x64
  • resource
    win10v200722
  • submitted
    19/10/2020, 23:32

General

  • Target

    document-1426589057.xls

  • Size

    426KB

  • MD5

    7c9f986878fa9848089d6a1b19d53bc0

  • SHA1

    e5031c4968d5b1a92c75f11528590bfda1392d40

  • SHA256

    f8b3354c0d9adf0a12580cb577da7bef680b64c3c5f9053d368b59af8dd909fa

  • SHA512

    d6752a6f7765105a998414d8ef1c8a68dd7c2153609dd0ee6281572a03854c7324b5729e436f8fa782c3718c71f0edbc1a612815c69c09ca7b0e606421ab339b

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\document-1426589057.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:3056
    • 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 4584
      2⤵
      • Process spawned suspicious child process
      • Suspicious use of WriteProcessMemory
      PID:3756
      • C:\Windows\system32\dwwin.exe
        C:\Windows\system32\dwwin.exe -x -s 4584
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:3544

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/3056-0-0x00007FFFE4E50000-0x00007FFFE5516000-memory.dmp

          Filesize

          6.8MB

        • memory/3544-6-0x000002A483160000-0x000002A483161000-memory.dmp

          Filesize

          4KB

        • memory/3544-7-0x000002A483160000-0x000002A483161000-memory.dmp

          Filesize

          4KB

        • memory/3544-9-0x000002A4837C0000-0x000002A4837C1000-memory.dmp

          Filesize

          4KB

        • memory/3544-12-0x000002A483AF0000-0x000002A483AF1000-memory.dmp

          Filesize

          4KB

        • memory/3544-13-0x000002A483AF0000-0x000002A483AF1000-memory.dmp

          Filesize

          4KB

        • memory/3544-14-0x000002A483AF0000-0x000002A483AF1000-memory.dmp

          Filesize

          4KB