Analysis

  • max time kernel
    9s
  • max time network
    130s
  • platform
    windows10_x64
  • resource
    win10
  • submitted
    19/10/2020, 23:32

General

  • Target

    document-130963546.xls

  • Size

    426KB

  • MD5

    e6a313629e3d393757f5d9af7d72db0a

  • SHA1

    371599075621c927d957fd37406ded41b3a51a59

  • SHA256

    e54a600afe0e7f2b720ba142bff85f8d7a6ef424aecba8b56157a5a8474330e2

  • SHA512

    3a432e96754f8278b5f93365c0e88687a9f66836608ab87f75b8fb1a32799af8a208b5c3fabaf6851c4dc7dfe1084ea9224201b76a423082ba975bcd3d431300

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-130963546.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:364
    • 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 4424
      2⤵
      • Process spawned suspicious child process
      • Suspicious use of WriteProcessMemory
      PID:2820
      • C:\Windows\system32\dwwin.exe
        C:\Windows\system32\dwwin.exe -x -s 4424
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:2776

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        • memory/364-0-0x00007FFDC0BD0000-0x00007FFDC1296000-memory.dmp

          Filesize

          6.8MB

        • memory/2776-6-0x00000183722B0000-0x00000183722B1000-memory.dmp

          Filesize

          4KB

        • memory/2776-7-0x00000183722B0000-0x00000183722B1000-memory.dmp

          Filesize

          4KB

        • memory/2776-9-0x0000018372AA0000-0x0000018372AA1000-memory.dmp

          Filesize

          4KB

        • memory/2776-12-0x0000018372EA0000-0x0000018372EA1000-memory.dmp

          Filesize

          4KB

        • memory/2776-14-0x0000018372D80000-0x0000018372D81000-memory.dmp

          Filesize

          4KB

        • memory/2776-15-0x0000018372D80000-0x0000018372D81000-memory.dmp

          Filesize

          4KB

        • memory/2776-16-0x0000018372D80000-0x0000018372D81000-memory.dmp

          Filesize

          4KB

        • memory/2776-17-0x00000183729E0000-0x00000183729E1000-memory.dmp

          Filesize

          4KB