Analysis

  • max time kernel
    17s
  • max time network
    132s
  • platform
    windows10_x64
  • resource
    win10v200722
  • submitted
    20/10/2020, 23:09

General

  • Target

    doc_pack-603059085.xls

  • Size

    62KB

  • MD5

    50c93f523a371787eb45c6809f6d8b83

  • SHA1

    c9799a1e21c0bbb00c0369e65ba99b4e835a8bb3

  • SHA256

    be9b1956dbaf6f5cfb5a11343f3c662fd539a94d2e9e58be58da5bd1cc81a792

  • SHA512

    8f29f1b6bd9b0de022d28d0c24e89dbb46864abe85f46b44f90ae2e0d1879dc0329754ac5dc0b386e16e0a85692acefb949924d0002980fc2b9a1787d7a02447

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\doc_pack-603059085.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:3576
    • 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 4488
      2⤵
      • Process spawned suspicious child process
      • Suspicious use of WriteProcessMemory
      PID:2108
      • C:\Windows\system32\dwwin.exe
        C:\Windows\system32\dwwin.exe -x -s 4488
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:2324

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/2324-5-0x00000291821D0000-0x00000291821D1000-memory.dmp

    Filesize

    4KB

  • memory/2324-6-0x00000291821D0000-0x00000291821D1000-memory.dmp

    Filesize

    4KB

  • memory/2324-8-0x0000029182910000-0x0000029182911000-memory.dmp

    Filesize

    4KB

  • memory/2324-11-0x0000029182C00000-0x0000029182C01000-memory.dmp

    Filesize

    4KB

  • memory/2324-12-0x0000029182C00000-0x0000029182C01000-memory.dmp

    Filesize

    4KB

  • memory/2324-13-0x0000029182C00000-0x0000029182C01000-memory.dmp

    Filesize

    4KB

  • memory/2324-14-0x0000029182850000-0x0000029182851000-memory.dmp

    Filesize

    4KB

  • memory/3576-0-0x00007FFA9DB10000-0x00007FFA9E1D6000-memory.dmp

    Filesize

    6.8MB