Analysis

  • max time kernel
    157s
  • max time network
    44s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    21-10-2022 16:05

General

  • Target

    3簡章附表/1准考證.docx

  • Size

    24KB

  • MD5

    4304c4f702d467edda10f569072300f3

  • SHA1

    b8b2e63db6661cd9366ddbcaf00965d13a496290

  • SHA256

    721b283cfe810e20d52fdaa8a2f63cae2b825f6e9009e21f152459f726685a4c

  • SHA512

    089750afbdba9be794c893d2f44e252a0151816d53b5dc9e309a77a0b01e9471a8247e0be1230c1a9612950364db8e1c1addce501d3976e512b17cd507f6cf49

  • SSDEEP

    768:es5YhMFVcJrMj5wVXZoB8hhbBwVvgfLK3C:XFFVwMjiVX+UbIgfF

Score
4/10

Malware Config

Signatures

  • Drops file in Windows directory 1 IoCs
  • Office loads VBA resources, possible macro or embedded object present
  • Modifies Internet Explorer settings 1 TTPs 31 IoCs
  • Modifies registry class 64 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE
    "C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\3簡章附表\1准考證.docx"
    1⤵
    • Drops file in Windows directory
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1476
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:1816

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Defense Evasion

    Modify Registry

    1
    T1112

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1476-54-0x0000000072C31000-0x0000000072C34000-memory.dmp
      Filesize

      12KB

    • memory/1476-55-0x00000000706B1000-0x00000000706B3000-memory.dmp
      Filesize

      8KB

    • memory/1476-56-0x000000005FFF0000-0x0000000060000000-memory.dmp
      Filesize

      64KB

    • memory/1476-57-0x00000000768A1000-0x00000000768A3000-memory.dmp
      Filesize

      8KB

    • memory/1476-58-0x000000007169D000-0x00000000716A8000-memory.dmp
      Filesize

      44KB

    • memory/1476-61-0x000000007169D000-0x00000000716A8000-memory.dmp
      Filesize

      44KB

    • memory/1476-62-0x000000005FFF0000-0x0000000060000000-memory.dmp
      Filesize

      64KB

    • memory/1476-63-0x000000007169D000-0x00000000716A8000-memory.dmp
      Filesize

      44KB

    • memory/1816-59-0x0000000000000000-mapping.dmp
    • memory/1816-60-0x000007FEFC141000-0x000007FEFC143000-memory.dmp
      Filesize

      8KB