Analysis

  • max time kernel
    137s
  • max time network
    144s
  • platform
    windows10_x64
  • resource
    win10
  • submitted
    19/10/2020, 23:32

General

  • Target

    document-1349756250.xls

  • Size

    426KB

  • MD5

    cb76282e593f290f708ce2ebd1bc4685

  • SHA1

    f734460b016693a484a41df5ff085959d12d8158

  • SHA256

    037c82e7887ce93c33d9c8b568fcdd1192229a8fdc939bcf3a3f3369b26a23fa

  • SHA512

    0fd0735c57670dbe702ba7818da9a56db1fb814e38865be8da5e8f13dd2720b39c4a0d73503297d081ed65bd3d33ea688671b75bf136f33ea2a1fc839340c2ad

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-1349756250.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:720
    • 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 4476
      2⤵
      • Process spawned suspicious child process
      • Suspicious use of WriteProcessMemory
      PID:1196
      • C:\Windows\system32\dwwin.exe
        C:\Windows\system32\dwwin.exe -x -s 4476
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:1360

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        • memory/720-0-0x00007FFFBCA60000-0x00007FFFBD126000-memory.dmp

          Filesize

          6.8MB

        • memory/1360-5-0x00000173E6550000-0x00000173E6551000-memory.dmp

          Filesize

          4KB

        • memory/1360-6-0x00000173E6550000-0x00000173E6551000-memory.dmp

          Filesize

          4KB

        • memory/1360-8-0x00000173E6BE0000-0x00000173E6BE1000-memory.dmp

          Filesize

          4KB

        • memory/1360-9-0x00000173E6FE0000-0x00000173E6FE1000-memory.dmp

          Filesize

          4KB

        • memory/1360-11-0x00000173E6FE0000-0x00000173E6FE1000-memory.dmp

          Filesize

          4KB

        • memory/1360-13-0x00000173E6FE0000-0x00000173E6FE1000-memory.dmp

          Filesize

          4KB

        • memory/1360-15-0x00000173E6F60000-0x00000173E6F61000-memory.dmp

          Filesize

          4KB

        • memory/1360-16-0x00000173E6F60000-0x00000173E6F61000-memory.dmp

          Filesize

          4KB

        • memory/1360-17-0x00000173E6F60000-0x00000173E6F61000-memory.dmp

          Filesize

          4KB

        • memory/1360-18-0x00000173E6B00000-0x00000173E6B01000-memory.dmp

          Filesize

          4KB