Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10_x64
  • resource
    win10
  • submitted
    19/10/2020, 23:32

General

  • Target

    document-1310476554.xls

  • Size

    426KB

  • MD5

    c18e35a3d4f917f58bdf2369d124e3d7

  • SHA1

    2f0c40006a5ebcfb2731b2e224512c2e7b5227d3

  • SHA256

    6518d25251986aad578f897b0e7ded08dae30841ed336b71fbb1b0c85a626380

  • SHA512

    1a5e50e6b4caeb3fe1d1af57404bc4195e67cf96e9112067de32acf838217aba5c917a93af4fe67e202034458fb5fd66f8e83f9b975e5e87171caca615481507

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-1310476554.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:3024
    • 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 4436
      2⤵
      • Process spawned suspicious child process
      • Suspicious use of WriteProcessMemory
      PID:1712
      • C:\Windows\system32\dwwin.exe
        C:\Windows\system32\dwwin.exe -x -s 4436
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:2152

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/2152-5-0x0000011F82310000-0x0000011F82311000-memory.dmp

          Filesize

          4KB

        • memory/2152-6-0x0000011F82310000-0x0000011F82311000-memory.dmp

          Filesize

          4KB

        • memory/2152-8-0x0000011F82910000-0x0000011F82911000-memory.dmp

          Filesize

          4KB

        • memory/2152-11-0x0000011F82BA0000-0x0000011F82BA1000-memory.dmp

          Filesize

          4KB

        • memory/2152-12-0x0000011F82BA0000-0x0000011F82BA1000-memory.dmp

          Filesize

          4KB

        • memory/2152-13-0x0000011F82BA0000-0x0000011F82BA1000-memory.dmp

          Filesize

          4KB

        • memory/3024-0-0x00007FFF5D770000-0x00007FFF5DE36000-memory.dmp

          Filesize

          6.8MB