Analysis

  • max time kernel
    85s
  • max time network
    153s
  • platform
    windows10_x64
  • resource
    win10v200722
  • submitted
    19/10/2020, 22:59

General

  • Target

    document-119694370.xls

  • Size

    426KB

  • MD5

    b01f02aefdc5efc4f7c311cc889f1c85

  • SHA1

    4a277407474fbb741ee0bba929a4d8705c0871fc

  • SHA256

    233d4d684d84ec4b742fba24dd2015eca43d9738ed4f498fe4d6e779e1f0c605

  • SHA512

    a22a1d9efbc925cc46e1d0dc98fae06df8a953489dd9c6710033ac9d89c4140f62c1b0bae63297788501535a530384ad2e9dc9232e45a25005e4c944011b145e

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-119694370.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:3060
    • 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 4664
      2⤵
      • Process spawned suspicious child process
      • Suspicious use of WriteProcessMemory
      PID:3036
      • C:\Windows\system32\dwwin.exe
        C:\Windows\system32\dwwin.exe -x -s 4664
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:1564

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/1564-6-0x0000018BB5E50000-0x0000018BB5E51000-memory.dmp

          Filesize

          4KB

        • memory/1564-7-0x0000018BB5E50000-0x0000018BB5E51000-memory.dmp

          Filesize

          4KB

        • memory/1564-9-0x0000018BB6510000-0x0000018BB6511000-memory.dmp

          Filesize

          4KB

        • memory/1564-12-0x0000018BB6910000-0x0000018BB6911000-memory.dmp

          Filesize

          4KB

        • memory/1564-14-0x0000018BB6910000-0x0000018BB6911000-memory.dmp

          Filesize

          4KB

        • memory/1564-16-0x0000018BB6910000-0x0000018BB6911000-memory.dmp

          Filesize

          4KB

        • memory/1564-18-0x0000018BB6890000-0x0000018BB6891000-memory.dmp

          Filesize

          4KB

        • memory/1564-19-0x0000018BB6890000-0x0000018BB6891000-memory.dmp

          Filesize

          4KB

        • memory/1564-20-0x0000018BB6890000-0x0000018BB6891000-memory.dmp

          Filesize

          4KB

        • memory/3060-0-0x00007FFA6F2E0000-0x00007FFA6F9A6000-memory.dmp

          Filesize

          6.8MB