Analysis

  • max time kernel
    17s
  • max time network
    140s
  • platform
    windows10_x64
  • resource
    win10
  • submitted
    19/10/2020, 23:32

General

  • Target

    document-1378264034.xls

  • Size

    426KB

  • MD5

    3eb10f12c477e37c7cff6052e7119e20

  • SHA1

    593825b91a2828987d2a123e14cfb7eda8116f89

  • SHA256

    edd0f5a1ef18278cf0d595b0c76161908f8d10874dbfad6a06ba81931b0dd2d5

  • SHA512

    6f82338a300d12c9f87de8ccbf3101f92046f03419c21936a665100fe4b904c3770fd8a6fce7f5fd4807a346fc8bcc51bb3a16e5b57fecc92d43c6547ca7dfe4

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-1378264034.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:3908
    • 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 4508
      2⤵
      • Process spawned suspicious child process
      • Suspicious use of WriteProcessMemory
      PID:3628
      • C:\Windows\system32\dwwin.exe
        C:\Windows\system32\dwwin.exe -x -s 4508
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:3656

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/3656-5-0x000001BA38370000-0x000001BA38371000-memory.dmp

          Filesize

          4KB

        • memory/3656-6-0x000001BA38370000-0x000001BA38371000-memory.dmp

          Filesize

          4KB

        • memory/3656-8-0x000001BA38A20000-0x000001BA38A21000-memory.dmp

          Filesize

          4KB

        • memory/3656-11-0x000001BA38E20000-0x000001BA38E21000-memory.dmp

          Filesize

          4KB

        • memory/3656-13-0x000001BA38D80000-0x000001BA38D81000-memory.dmp

          Filesize

          4KB

        • memory/3656-14-0x000001BA38D80000-0x000001BA38D81000-memory.dmp

          Filesize

          4KB

        • memory/3656-15-0x000001BA38D80000-0x000001BA38D81000-memory.dmp

          Filesize

          4KB

        • memory/3908-0-0x00007FFEADAA0000-0x00007FFEAE166000-memory.dmp

          Filesize

          6.8MB