Analysis

  • max time kernel
    86s
  • max time network
    158s
  • platform
    windows10_x64
  • resource
    win10v200722
  • submitted
    19/10/2020, 23:32

General

  • Target

    document-1369956315.xls

  • Size

    426KB

  • MD5

    63f54c99b205c0bed8ef1219d7283cc6

  • SHA1

    0407fdfaf061833b7084e91d337e7a31cbfd78af

  • SHA256

    942794b1f389a726c86350c3dc91af7e1cff24775b285462807031847a89af63

  • SHA512

    f0c89f483bc3f0ffe7f2483ff8e6f33f5d2767dda93a12897f25bd1fda1d5bf36b2747d592c3c64e8c5cf4f53afe07b4caf984056e3a69bdc028be3f40cd04e1

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-1369956315.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:3816
    • 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 4748
      2⤵
      • Process spawned suspicious child process
      • Suspicious use of WriteProcessMemory
      PID:2236
      • C:\Windows\system32\dwwin.exe
        C:\Windows\system32\dwwin.exe -x -s 4748
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:2720

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/2720-5-0x00000165D4A80000-0x00000165D4A81000-memory.dmp

          Filesize

          4KB

        • memory/2720-6-0x00000165D4A80000-0x00000165D4A81000-memory.dmp

          Filesize

          4KB

        • memory/2720-8-0x00000165D5210000-0x00000165D5211000-memory.dmp

          Filesize

          4KB

        • memory/2720-11-0x00000165D5520000-0x00000165D5521000-memory.dmp

          Filesize

          4KB

        • memory/2720-12-0x00000165D5520000-0x00000165D5521000-memory.dmp

          Filesize

          4KB

        • memory/2720-13-0x00000165D5520000-0x00000165D5521000-memory.dmp

          Filesize

          4KB

        • memory/3816-0-0x00007FF9A7D20000-0x00007FF9A83E6000-memory.dmp

          Filesize

          6.8MB