Analysis

  • max time kernel
    76s
  • max time network
    140s
  • platform
    windows10_x64
  • resource
    win10v200722
  • submitted
    19/10/2020, 22:57

General

  • Target

    document-1020306933.xls

  • Size

    426KB

  • MD5

    9d754a13d49ce9c09a6b80707356dff2

  • SHA1

    35c8781464637c4fcded9103631ba86f2d515242

  • SHA256

    93bcdf1767f50a325e7aa4ce2c64125e5f1e3223f40b42850879bbb4b14b7aaf

  • SHA512

    70c2de0ea8d5e3089aa83433d99c7e0e827d847b901ecc58b67653061b1cf5cc6b23935420d2e9e0d50cbb147b023f0e6a9d815b19cc78067268274372d87c1f

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-1020306933.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:3480
    • 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 4604
      2⤵
      • Process spawned suspicious child process
      • Suspicious use of WriteProcessMemory
      PID:3672
      • C:\Windows\system32\dwwin.exe
        C:\Windows\system32\dwwin.exe -x -s 4604
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:4020

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        • memory/3480-0-0x00007FFCD2F60000-0x00007FFCD3626000-memory.dmp

          Filesize

          6.8MB

        • memory/4020-6-0x0000025DD62D0000-0x0000025DD62D1000-memory.dmp

          Filesize

          4KB

        • memory/4020-7-0x0000025DD62D0000-0x0000025DD62D1000-memory.dmp

          Filesize

          4KB

        • memory/4020-9-0x0000025DD6A30000-0x0000025DD6A31000-memory.dmp

          Filesize

          4KB

        • memory/4020-12-0x0000025DD6D30000-0x0000025DD6D31000-memory.dmp

          Filesize

          4KB

        • memory/4020-13-0x0000025DD6D30000-0x0000025DD6D31000-memory.dmp

          Filesize

          4KB

        • memory/4020-14-0x0000025DD6D30000-0x0000025DD6D31000-memory.dmp

          Filesize

          4KB