Analysis

  • max time kernel
    151s
  • max time network
    156s
  • platform
    windows10_x64
  • resource
    win10
  • submitted
    19/10/2020, 23:32

General

  • Target

    document-1340191689.xls

  • Size

    426KB

  • MD5

    167bb5f82403d2b27e64b232278306f3

  • SHA1

    cc40344a21f2a562d0baaaf0f17bece2fa3428ad

  • SHA256

    799fc8551fb8aaf71114d23552e59ab7d148a41cf7659673fc50cb85c7836e1f

  • SHA512

    0c02bd954351c18ac8f3098016ae6a926b85a2e66696e5e89413add6c3f256b592af77fa83c140d6295644bafdc17b9af35142e83c9d6353fd0a21c190c6ea66

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-1340191689.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:3488
    • 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 4444
      2⤵
      • Process spawned suspicious child process
      • Suspicious use of WriteProcessMemory
      PID:2672
      • C:\Windows\system32\dwwin.exe
        C:\Windows\system32\dwwin.exe -x -s 4444
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:2784

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/2784-5-0x000001D9D9770000-0x000001D9D9771000-memory.dmp

          Filesize

          4KB

        • memory/2784-6-0x000001D9D9770000-0x000001D9D9771000-memory.dmp

          Filesize

          4KB

        • memory/2784-8-0x000001D9D9CF0000-0x000001D9D9CF1000-memory.dmp

          Filesize

          4KB

        • memory/2784-9-0x000001D9DA0F0000-0x000001D9DA0F1000-memory.dmp

          Filesize

          4KB

        • memory/2784-11-0x000001D9DA090000-0x000001D9DA091000-memory.dmp

          Filesize

          4KB

        • memory/2784-12-0x000001D9DA090000-0x000001D9DA091000-memory.dmp

          Filesize

          4KB

        • memory/2784-13-0x000001D9DA090000-0x000001D9DA091000-memory.dmp

          Filesize

          4KB

        • memory/3488-0-0x00007FFAC5BF0000-0x00007FFAC62B6000-memory.dmp

          Filesize

          6.8MB