Analysis

  • max time kernel
    86s
  • max time network
    145s
  • platform
    windows10_x64
  • resource
    win10
  • submitted
    19/10/2020, 22:59

General

  • Target

    document-1228451897.xls

  • Size

    426KB

  • MD5

    eaaf00de6b668133f78d35929263e3b3

  • SHA1

    62aa5b24a2c630286d5fd976cfc6711086191036

  • SHA256

    387263eca6709fe13a308d9a746e2f30575efec50f024bc52b3963078139f538

  • SHA512

    e7f8f66ac53d6c09c18aa7b97bd3e76961c1edd9c90a0d473669740dd1242c673ae92c78df9f703fac5efdbad9a8c94beaa669994268464fa2cbbfa92a14ac99

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-1228451897.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:2720
    • 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 4448
      2⤵
      • Process spawned suspicious child process
      • Suspicious use of WriteProcessMemory
      PID:1832
      • C:\Windows\system32\dwwin.exe
        C:\Windows\system32\dwwin.exe -x -s 4448
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:1972

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/1972-6-0x00000205F4150000-0x00000205F4151000-memory.dmp

          Filesize

          4KB

        • memory/1972-7-0x00000205F4150000-0x00000205F4151000-memory.dmp

          Filesize

          4KB

        • memory/1972-9-0x00000205F4930000-0x00000205F4931000-memory.dmp

          Filesize

          4KB

        • memory/1972-12-0x00000205F4930000-0x00000205F4931000-memory.dmp

          Filesize

          4KB

        • memory/1972-13-0x00000205F4D30000-0x00000205F4D31000-memory.dmp

          Filesize

          4KB

        • memory/1972-15-0x00000205F4C70000-0x00000205F4C71000-memory.dmp

          Filesize

          4KB

        • memory/1972-16-0x00000205F4C70000-0x00000205F4C71000-memory.dmp

          Filesize

          4KB

        • memory/1972-17-0x00000205F4C70000-0x00000205F4C71000-memory.dmp

          Filesize

          4KB

        • memory/1972-18-0x00000205F4870000-0x00000205F4871000-memory.dmp

          Filesize

          4KB

        • memory/2720-0-0x00007FFBF6ED0000-0x00007FFBF7596000-memory.dmp

          Filesize

          6.8MB