Analysis

  • max time kernel
    24s
  • max time network
    142s
  • platform
    windows10_x64
  • resource
    win10v200722
  • submitted
    19/10/2020, 22:58

General

  • Target

    document-1161801485.xls

  • Size

    426KB

  • MD5

    df5350875dd3478ef5605901730d045a

  • SHA1

    bf8666bd4cb0dc90aa83cca6e0e734063628d70b

  • SHA256

    796c4bd7964e3ab16416f6e6c37d78c2f43dfad45ee91e338a56f6b64c54f431

  • SHA512

    4d275f944ec887e95e3b3581775750367b6384ea36fcf3b255e2fc19b16b73e576398d1b7eadff43e297a8ca987e37d02bdb71ac1a932da1cdf0a885871033e7

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-1161801485.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:3056
    • 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:2932
      • C:\Windows\system32\dwwin.exe
        C:\Windows\system32\dwwin.exe -x -s 4484
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:4012

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        • memory/3056-0-0x00007FFFE4B40000-0x00007FFFE5206000-memory.dmp

          Filesize

          6.8MB

        • memory/4012-5-0x0000020AEEC00000-0x0000020AEEC01000-memory.dmp

          Filesize

          4KB

        • memory/4012-6-0x0000020AEEC00000-0x0000020AEEC01000-memory.dmp

          Filesize

          4KB

        • memory/4012-8-0x0000020AEF3C0000-0x0000020AEF3C1000-memory.dmp

          Filesize

          4KB

        • memory/4012-11-0x0000020AEF7C0000-0x0000020AEF7C1000-memory.dmp

          Filesize

          4KB

        • memory/4012-13-0x0000020AEF700000-0x0000020AEF701000-memory.dmp

          Filesize

          4KB

        • memory/4012-14-0x0000020AEF700000-0x0000020AEF701000-memory.dmp

          Filesize

          4KB

        • memory/4012-15-0x0000020AEF700000-0x0000020AEF701000-memory.dmp

          Filesize

          4KB

        • memory/4012-16-0x0000020AEF300000-0x0000020AEF301000-memory.dmp

          Filesize

          4KB