Analysis

  • max time kernel
    148s
  • max time network
    153s
  • platform
    windows10_x64
  • resource
    win10v200722
  • submitted
    19/10/2020, 22:57

General

  • Target

    document-1008660803.xls

  • Size

    426KB

  • MD5

    345082023e5633bb811c9dfbde81823d

  • SHA1

    53f4b9c2da3d51411934512aa8c5773dc389e6eb

  • SHA256

    81c407a69e92af9be6f1f3812267ed37f1f0b1dad6725026b6d6447cac2d0ff0

  • SHA512

    19cfac4db7e38b1dfcefb7fdee4b4c02517b6f369f0435b3da4a7ebe1a5740d56e3a7cf5d15c62fc474418280f5675dd88e70036d32983acd9b541ef0bb5f0e3

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-1008660803.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:3840
    • 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 4668
      2⤵
      • Process spawned suspicious child process
      • Suspicious use of WriteProcessMemory
      PID:2664
      • C:\Windows\system32\dwwin.exe
        C:\Windows\system32\dwwin.exe -x -s 4668
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:3600

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/3600-6-0x00000182DB3D0000-0x00000182DB3D1000-memory.dmp

          Filesize

          4KB

        • memory/3600-7-0x00000182DB3D0000-0x00000182DB3D1000-memory.dmp

          Filesize

          4KB

        • memory/3600-9-0x00000182DBBD0000-0x00000182DBBD1000-memory.dmp

          Filesize

          4KB

        • memory/3600-12-0x00000182DBE90000-0x00000182DBE91000-memory.dmp

          Filesize

          4KB

        • memory/3600-13-0x00000182DBE90000-0x00000182DBE91000-memory.dmp

          Filesize

          4KB

        • memory/3600-14-0x00000182DBE90000-0x00000182DBE91000-memory.dmp

          Filesize

          4KB

        • memory/3600-15-0x00000182DBB10000-0x00000182DBB11000-memory.dmp

          Filesize

          4KB

        • memory/3840-0-0x00007FFB471F0000-0x00007FFB478B6000-memory.dmp

          Filesize

          6.8MB

        • memory/3840-3-0x0000020552EEA000-0x0000020552EEE000-memory.dmp

          Filesize

          16KB