Analysis

  • max time kernel
    8s
  • max time network
    133s
  • platform
    windows10_x64
  • resource
    win10
  • submitted
    19/10/2020, 22:57

General

  • Target

    document-1192911160.xls

  • Size

    426KB

  • MD5

    f892cf34d82ed8744a1004d169637d88

  • SHA1

    a7f203c5c766f3f42451bfbc0b9fd1ed6b421bc2

  • SHA256

    dcfe2985f5ca62e39c6f23848af163b75f7241acd1957571d763de21e5e83b56

  • SHA512

    a419ec7321f384b60bf77d74084fa029b9e336bc92013d0552d6b320a7ca0dfc467ec5e4d6e7faf399bea80d4efbcd429dc078334076ffb3400bd2d2e0272998

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-1192911160.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:4056
    • 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 4420
      2⤵
      • Process spawned suspicious child process
      • Suspicious use of WriteProcessMemory
      PID:200
      • C:\Windows\system32\dwwin.exe
        C:\Windows\system32\dwwin.exe -x -s 4420
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:408

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        • memory/408-6-0x0000026474FE0000-0x0000026474FE1000-memory.dmp

          Filesize

          4KB

        • memory/408-7-0x0000026474FE0000-0x0000026474FE1000-memory.dmp

          Filesize

          4KB

        • memory/408-9-0x0000026475690000-0x0000026475691000-memory.dmp

          Filesize

          4KB

        • memory/408-12-0x00000264759E0000-0x00000264759E1000-memory.dmp

          Filesize

          4KB

        • memory/408-13-0x00000264759E0000-0x00000264759E1000-memory.dmp

          Filesize

          4KB

        • memory/408-14-0x00000264759E0000-0x00000264759E1000-memory.dmp

          Filesize

          4KB

        • memory/4056-0-0x00007FFD5C950000-0x00007FFD5D016000-memory.dmp

          Filesize

          6.8MB