Analysis

  • max time kernel
    95s
  • max time network
    150s
  • platform
    windows10_x64
  • resource
    win10v200722
  • submitted
    20/10/2020, 23:06

General

  • Target

    doc_pack-588613142.xls

  • Size

    62KB

  • MD5

    f624f192d150a1b1125d73d3f69949c3

  • SHA1

    8480bad54be42a4b07305514404b7fc65553137f

  • SHA256

    e4e3269537adb89d0771a276fbe223245a49c4e45d1d692911543d5d3e60eca2

  • SHA512

    ecbf218965b920403052c6f707db0c8ac311bad41d1f557dcf64658a842ee5315a5d28786efecf11baaf5e597687d0ab76fd46b54b660701ac3f90c602a0a729

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-588613142.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:576
    • 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 4748
      2⤵
      • Process spawned suspicious child process
      • Suspicious use of WriteProcessMemory
      PID:1348
      • C:\Windows\system32\dwwin.exe
        C:\Windows\system32\dwwin.exe -x -s 4748
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:628

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/576-0-0x00007FF903390000-0x00007FF903A56000-memory.dmp

    Filesize

    6.8MB

  • memory/576-2-0x0000022B7D094000-0x0000022B7D099000-memory.dmp

    Filesize

    20KB

  • memory/576-1-0x0000022B7D094000-0x0000022B7D099000-memory.dmp

    Filesize

    20KB

  • memory/576-3-0x0000022B7D069000-0x0000022B7D094000-memory.dmp

    Filesize

    172KB

  • memory/628-6-0x000002B58CB20000-0x000002B58CB21000-memory.dmp

    Filesize

    4KB

  • memory/628-7-0x000002B58CB20000-0x000002B58CB21000-memory.dmp

    Filesize

    4KB

  • memory/628-9-0x000002B58D350000-0x000002B58D351000-memory.dmp

    Filesize

    4KB

  • memory/628-12-0x000002B58D5D0000-0x000002B58D5D1000-memory.dmp

    Filesize

    4KB

  • memory/628-13-0x000002B58D5D0000-0x000002B58D5D1000-memory.dmp

    Filesize

    4KB

  • memory/628-14-0x000002B58D5D0000-0x000002B58D5D1000-memory.dmp

    Filesize

    4KB

  • memory/628-15-0x000002B58D290000-0x000002B58D291000-memory.dmp

    Filesize

    4KB