Analysis

  • max time kernel
    119s
  • max time network
    46s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    07-11-2022 11:12

General

  • Target

    ͼʹý˵.docx

  • Size

    886KB

  • MD5

    e915a76cd5b321828cb73805cbe15651

  • SHA1

    7fac9980012ada1583210194aaece0d4928654cc

  • SHA256

    8479545663a966c410a8d47f24e55a860efc9d07a1af3e15ea4819ae5a36b8cc

  • SHA512

    3c65a5529a1d19432eaaecc404cf30f9e1da37615080a3da96b02e10fae24a1d6ae5489ab7caa91dfa866896aee86d1ced06d41e8bd26af62e4fb2b07ef8c6c4

  • SSDEEP

    12288:ouHm352toOXcB8rOwFL0GHrwU1E4VWBuvXsgCoYhQkQ5/pN:ouGpr4OZq31E4VWAv8g/Y6k0n

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\ͼʹý˵.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:1208
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:748

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/748-59-0x0000000000000000-mapping.dmp

    • memory/748-60-0x000007FEFC0D1000-0x000007FEFC0D3000-memory.dmp

      Filesize

      8KB

    • memory/1208-54-0x0000000072C71000-0x0000000072C74000-memory.dmp

      Filesize

      12KB

    • memory/1208-55-0x00000000706F1000-0x00000000706F3000-memory.dmp

      Filesize

      8KB

    • memory/1208-56-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

    • memory/1208-57-0x0000000076261000-0x0000000076263000-memory.dmp

      Filesize

      8KB

    • memory/1208-58-0x00000000716DD000-0x00000000716E8000-memory.dmp

      Filesize

      44KB

    • memory/1208-61-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

    • memory/1208-62-0x00000000716DD000-0x00000000716E8000-memory.dmp

      Filesize

      44KB