Analysis

  • max time kernel
    110s
  • max time network
    34s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    27-11-2022 02:54

General

  • Target

    11温州市中小学骨干考核.doc

  • Size

    41KB

  • MD5

    5f11d9fbef85cf863aa0a95f0a0041c5

  • SHA1

    4c8885836807015afcde42a7a39f1425b56b1537

  • SHA256

    67df3f9defdeae8cef7b68f43fac86ab58cc0e628a92e31057048b7e02272323

  • SHA512

    04f9c405b21cbcfd3515e7c0a92f32582d0596363063f8592e5c3bfcc7f3191a78235b51786e1f123597a1c4405002da7d7167b9a79ea4c04281ec4463437a97

  • SSDEEP

    384:gTZYZxr+rrNZK+9jm6/PaHjLofN53zhTNI0sHakkcEzygKykca/qvvn+z:+ZzZKFLo3n+ykcpvfi

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\11温州市中小学骨干考核.doc"
    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:944
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:2004

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Defense Evasion

    Modify Registry

    1
    T1112

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/944-54-0x0000000072FD1000-0x0000000072FD4000-memory.dmp
      Filesize

      12KB

    • memory/944-55-0x0000000070A51000-0x0000000070A53000-memory.dmp
      Filesize

      8KB

    • memory/944-56-0x000000005FFF0000-0x0000000060000000-memory.dmp
      Filesize

      64KB

    • memory/944-57-0x0000000076411000-0x0000000076413000-memory.dmp
      Filesize

      8KB

    • memory/944-58-0x0000000071A3D000-0x0000000071A48000-memory.dmp
      Filesize

      44KB

    • memory/944-61-0x0000000071A3D000-0x0000000071A48000-memory.dmp
      Filesize

      44KB

    • memory/944-62-0x000000005FFF0000-0x0000000060000000-memory.dmp
      Filesize

      64KB

    • memory/944-63-0x0000000071A3D000-0x0000000071A48000-memory.dmp
      Filesize

      44KB

    • memory/2004-59-0x0000000000000000-mapping.dmp
    • memory/2004-60-0x000007FEFC4E1000-0x000007FEFC4E3000-memory.dmp
      Filesize

      8KB