Analysis

  • max time kernel
    14s
  • max time network
    141s
  • platform
    windows10_x64
  • resource
    win10
  • submitted
    19/10/2020, 23:32

General

  • Target

    document-1351298490.xls

  • Size

    426KB

  • MD5

    2d7c02b9bb7fc61eb436b729610e5a76

  • SHA1

    125c38ed991c91f6f433b3302154fb89c7a5c0b3

  • SHA256

    78f64f89a0c5c5bca7bb70c397b56c46ab211e4fb55ae872023aa9c50ffb7a31

  • SHA512

    5b77db04c65732f201d14475cf02a22eee4a8b0061303d47102582180a2f6a44b45e448b127a7efede5b986158b4a96b483655a0e012cf213f5bdd96c67d8e2b

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-1351298490.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:3928
    • 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 4488
      2⤵
      • Process spawned suspicious child process
      • Suspicious use of WriteProcessMemory
      PID:2692
      • C:\Windows\system32\dwwin.exe
        C:\Windows\system32\dwwin.exe -x -s 4488
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:1644

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        • memory/1644-6-0x0000028F76480000-0x0000028F76481000-memory.dmp

          Filesize

          4KB

        • memory/1644-7-0x0000028F76480000-0x0000028F76481000-memory.dmp

          Filesize

          4KB

        • memory/1644-9-0x0000028F76CD0000-0x0000028F76CD1000-memory.dmp

          Filesize

          4KB

        • memory/1644-12-0x0000028F76F90000-0x0000028F76F91000-memory.dmp

          Filesize

          4KB

        • memory/1644-13-0x0000028F76F90000-0x0000028F76F91000-memory.dmp

          Filesize

          4KB

        • memory/1644-14-0x0000028F76F90000-0x0000028F76F91000-memory.dmp

          Filesize

          4KB

        • memory/1644-15-0x0000028F76C10000-0x0000028F76C11000-memory.dmp

          Filesize

          4KB

        • memory/3928-0-0x00007FFA24FC0000-0x00007FFA25686000-memory.dmp

          Filesize

          6.8MB