Analysis

  • max time kernel
    88s
  • max time network
    155s
  • platform
    windows10_x64
  • resource
    win10v200722
  • submitted
    19/10/2020, 23:32

General

  • Target

    document-1296073206.xls

  • Size

    426KB

  • MD5

    ff090433cf71fc6e6d70a3df221bdf5d

  • SHA1

    e3deee74fa4054ff1bfd5a06b4bcdbdceeb6657c

  • SHA256

    099a0c33e5b78267c626ede1e97b148f2d5259cb36b8d622fa05dae305f1bcbb

  • SHA512

    0437fca2242ec7397ebe02ea0b5ce9eaf0516bc15cfef3deabf90ec19c2394693e7210d5f1d7f1a3d066109b2d62ae08b4f9f12254491c904b5e566cf69c294a

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-1296073206.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:3288
    • 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 4704
      2⤵
      • Process spawned suspicious child process
      • Suspicious use of WriteProcessMemory
      PID:1948
      • C:\Windows\system32\dwwin.exe
        C:\Windows\system32\dwwin.exe -x -s 4704
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:1496

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/1496-6-0x000001B3A3C50000-0x000001B3A3C51000-memory.dmp

          Filesize

          4KB

        • memory/1496-7-0x000001B3A3C50000-0x000001B3A3C51000-memory.dmp

          Filesize

          4KB

        • memory/1496-9-0x000001B3A41F0000-0x000001B3A41F1000-memory.dmp

          Filesize

          4KB

        • memory/1496-12-0x000001B3A44E0000-0x000001B3A44E1000-memory.dmp

          Filesize

          4KB

        • memory/1496-14-0x000001B3A44E0000-0x000001B3A44E1000-memory.dmp

          Filesize

          4KB

        • memory/1496-15-0x000001B3A44E0000-0x000001B3A44E1000-memory.dmp

          Filesize

          4KB

        • memory/3288-0-0x00007FF96C920000-0x00007FF96CFE6000-memory.dmp

          Filesize

          6.8MB