Analysis

  • max time kernel
    17s
  • max time network
    140s
  • platform
    windows10_x64
  • resource
    win10
  • submitted
    19/10/2020, 23:32

General

  • Target

    document-1346735711.xls

  • Size

    426KB

  • MD5

    aa5af75fe17259c11679eae1524fba70

  • SHA1

    4b57ce9e895987ab270768efeec1bad4cb48d17f

  • SHA256

    25ffed87c36a5e25d0685db9bb82346c56c0bf3c0d788bfade993d4eff3fe8ba

  • SHA512

    1d76a9ddafb68ac15007fcfaf6b65d9766ba2987eb9fddac15ac2241c785d5411da4eacc8014c0991ec3e15a43893c14b10238473a477d5eac72c5e336b9d122

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-1346735711.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:3952
    • 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 4484
      2⤵
      • Process spawned suspicious child process
      • Suspicious use of WriteProcessMemory
      PID:2848
      • C:\Windows\system32\dwwin.exe
        C:\Windows\system32\dwwin.exe -x -s 4484
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:200

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        • memory/200-5-0x0000022E55F20000-0x0000022E55F21000-memory.dmp

          Filesize

          4KB

        • memory/200-6-0x0000022E55F20000-0x0000022E55F21000-memory.dmp

          Filesize

          4KB

        • memory/200-8-0x0000022E56660000-0x0000022E56661000-memory.dmp

          Filesize

          4KB

        • memory/200-11-0x0000022E56880000-0x0000022E56881000-memory.dmp

          Filesize

          4KB

        • memory/200-12-0x0000022E56880000-0x0000022E56881000-memory.dmp

          Filesize

          4KB

        • memory/200-13-0x0000022E56880000-0x0000022E56881000-memory.dmp

          Filesize

          4KB

        • memory/3952-0-0x00007FFA83CC0000-0x00007FFA84386000-memory.dmp

          Filesize

          6.8MB