Analysis

  • max time kernel
    25s
  • max time network
    131s
  • platform
    windows10_x64
  • resource
    win10v200722
  • submitted
    19/10/2020, 22:57

General

  • Target

    document-1218875531.xls

  • Size

    426KB

  • MD5

    696d70e8768f6375cf17d1e64a230054

  • SHA1

    4418ebc29821bc71ea59c8d56f7965e6c4d84a98

  • SHA256

    c7119c885b1a28b1bbf2157800e3384e60bc9e4bbeacb607bf58b6158eec27c1

  • SHA512

    5f122dd57d47028a92cfda680b2497a859170266874d086ae2e05e4367deb3dcb260457a47a00481a2ae108614a7974be8eb028a719d3a42f048ecfb2a5134fe

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-1218875531.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:592
    • 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 4472
      2⤵
      • Process spawned suspicious child process
      • Suspicious use of WriteProcessMemory
      PID:3496
      • C:\Windows\system32\dwwin.exe
        C:\Windows\system32\dwwin.exe -x -s 4472
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:3816

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        • memory/592-0-0x00007FFFAF330000-0x00007FFFAF9F6000-memory.dmp

          Filesize

          6.8MB

        • memory/3816-6-0x0000023A5C9A0000-0x0000023A5C9A1000-memory.dmp

          Filesize

          4KB

        • memory/3816-7-0x0000023A5C9A0000-0x0000023A5C9A1000-memory.dmp

          Filesize

          4KB

        • memory/3816-9-0x0000023A5D0F0000-0x0000023A5D0F1000-memory.dmp

          Filesize

          4KB

        • memory/3816-12-0x0000023A5D310000-0x0000023A5D311000-memory.dmp

          Filesize

          4KB

        • memory/3816-13-0x0000023A5D310000-0x0000023A5D311000-memory.dmp

          Filesize

          4KB

        • memory/3816-14-0x0000023A5D310000-0x0000023A5D311000-memory.dmp

          Filesize

          4KB

        • memory/3816-15-0x0000023A5D030000-0x0000023A5D031000-memory.dmp

          Filesize

          4KB