Analysis

  • max time kernel
    141s
  • max time network
    146s
  • platform
    windows10_x64
  • resource
    win10
  • submitted
    19/10/2020, 22:57

General

  • Target

    document-1220363975.xls

  • Size

    426KB

  • MD5

    5cf45cccf1d20e38c08cf86eb7e4a8c6

  • SHA1

    c4ef5a720a87018f1202ac459f95c1e69ef20b76

  • SHA256

    0ce526b67b42ef55880b0abb1b2b1ad2af54bf51f82449d31ccf2e498655d90d

  • SHA512

    16f8366ecda13498d1bc13f8a2c146220d215a25f096c6a9a9c959ea64fa528fd7247632758bf86241476a9b0a6a5dccb11c30d2a3796d3025b0fedb5d0ac2f5

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-1220363975.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:3356
    • 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 4392
      2⤵
      • Process spawned suspicious child process
      • Suspicious use of WriteProcessMemory
      PID:2096
      • C:\Windows\system32\dwwin.exe
        C:\Windows\system32\dwwin.exe -x -s 4392
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:2212

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/2212-6-0x000001B9A7850000-0x000001B9A7851000-memory.dmp

          Filesize

          4KB

        • memory/2212-7-0x000001B9A7850000-0x000001B9A7851000-memory.dmp

          Filesize

          4KB

        • memory/2212-9-0x000001B9A8040000-0x000001B9A8041000-memory.dmp

          Filesize

          4KB

        • memory/2212-12-0x000001B9A8440000-0x000001B9A8441000-memory.dmp

          Filesize

          4KB

        • memory/2212-14-0x000001B9A8440000-0x000001B9A8441000-memory.dmp

          Filesize

          4KB

        • memory/2212-16-0x000001B9A8290000-0x000001B9A8291000-memory.dmp

          Filesize

          4KB

        • memory/2212-17-0x000001B9A8290000-0x000001B9A8291000-memory.dmp

          Filesize

          4KB

        • memory/2212-18-0x000001B9A8290000-0x000001B9A8291000-memory.dmp

          Filesize

          4KB

        • memory/3356-0-0x00007FF990080000-0x00007FF990746000-memory.dmp

          Filesize

          6.8MB