Analysis

  • max time kernel
    121s
  • max time network
    43s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    24-11-2022 09:32

General

  • Target

    附件3.doc

  • Size

    36KB

  • MD5

    f6c12cc0dc52657c0443fb9975c69aea

  • SHA1

    e11fb95e341917756544756e406e19abe0b64a9c

  • SHA256

    6abad60606d919e684cfe9d77164c0c66b1596c0c5c2fbf618d92a2510d51ae2

  • SHA512

    6a108feb8b99a54d62e05fdd4f2723ea7c28a40c7410a599680b690a9571d0c773c92c7cf2cd2be543533f1038893209025c1acb544185f1576f82b9d6532ba8

  • SSDEEP

    192:LZWHUMrekWH/Lmf+4Gx4HloVPlo1+loWlotWJAVRlmCs2CGG1/tTO9rhr2N7SZ9k:LU9Wfq7H2s+BFYRvpITILyGa0yIqen

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\附件3.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:1492
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:1176

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1176-59-0x0000000000000000-mapping.dmp
    • memory/1176-60-0x000007FEFBD81000-0x000007FEFBD83000-memory.dmp
      Filesize

      8KB

    • memory/1492-54-0x0000000072781000-0x0000000072784000-memory.dmp
      Filesize

      12KB

    • memory/1492-55-0x0000000070201000-0x0000000070203000-memory.dmp
      Filesize

      8KB

    • memory/1492-56-0x000000005FFF0000-0x0000000060000000-memory.dmp
      Filesize

      64KB

    • memory/1492-57-0x0000000075451000-0x0000000075453000-memory.dmp
      Filesize

      8KB

    • memory/1492-58-0x00000000711ED000-0x00000000711F8000-memory.dmp
      Filesize

      44KB

    • memory/1492-61-0x00000000711ED000-0x00000000711F8000-memory.dmp
      Filesize

      44KB

    • memory/1492-62-0x000000005FFF0000-0x0000000060000000-memory.dmp
      Filesize

      64KB

    • memory/1492-63-0x00000000711ED000-0x00000000711F8000-memory.dmp
      Filesize

      44KB