Analysis

  • max time kernel
    18s
  • max time network
    131s
  • platform
    windows10_x64
  • resource
    win10v200722
  • submitted
    19/10/2020, 22:57

General

  • Target

    document-101080833.xls

  • Size

    426KB

  • MD5

    0ed1a389fb99649e8c5af8f652db4343

  • SHA1

    c3dbbb995e208ac092130c46a052ee136d73af2e

  • SHA256

    8b2c54beed29f20ea0cc91fcc6a3d0a34928d351d36019c7f40bc667715d71b8

  • SHA512

    b508fe49f19b9dcfdaa7c9cff1559cc869a02f2d5b3021dc7f4155f588c0017d0dd5abd30948222af073ef2b857fff6a129bddcb1e34222296b6edcdb68d39be

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-101080833.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:3608
    • 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 4516
      2⤵
      • Process spawned suspicious child process
      • Suspicious use of WriteProcessMemory
      PID:4020
      • C:\Windows\system32\dwwin.exe
        C:\Windows\system32\dwwin.exe -x -s 4516
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:3328

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        • memory/3328-6-0x00000216FC750000-0x00000216FC751000-memory.dmp

          Filesize

          4KB

        • memory/3328-7-0x00000216FC750000-0x00000216FC751000-memory.dmp

          Filesize

          4KB

        • memory/3328-9-0x0000021680510000-0x0000021680511000-memory.dmp

          Filesize

          4KB

        • memory/3328-12-0x0000021680820000-0x0000021680821000-memory.dmp

          Filesize

          4KB

        • memory/3328-13-0x0000021680820000-0x0000021680821000-memory.dmp

          Filesize

          4KB

        • memory/3328-14-0x0000021680820000-0x0000021680821000-memory.dmp

          Filesize

          4KB

        • memory/3608-0-0x00007FFB39A80000-0x00007FFB3A146000-memory.dmp

          Filesize

          6.8MB