Analysis

  • max time kernel
    128s
  • max time network
    48s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    25-11-2022 18:23

General

  • Target

    编审说明1.doc

  • Size

    22KB

  • MD5

    96a4a07a8aba874980ce317056083a0c

  • SHA1

    c227b5890cf9960d925885ae478e25c57f16eaad

  • SHA256

    9048d855f0694a216daf7d50887ab15790cf8a14d1805dd4bfb6e02f41d35b98

  • SHA512

    416e976ca0a147d403531fe746a18e952a2506457491d4926801bfbfb5a28181d9c70a7654ed834f8a0767d3057a6314ba178d61c401466b12c8c4c58a3c5a6f

  • SSDEEP

    96:iEbbWbbbbdyR6bCbbbb2bbGbbbaCMI1FV28+lUl0fbBsgGKcDqw1groVst9xpm5+:FfxV20ufugvG/gesC59p

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\编审说明1.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:1628
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:2012

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Defense Evasion

    Modify Registry

    1
    T1112

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1628-54-0x0000000072D81000-0x0000000072D84000-memory.dmp
      Filesize

      12KB

    • memory/1628-55-0x0000000070801000-0x0000000070803000-memory.dmp
      Filesize

      8KB

    • memory/1628-56-0x000000005FFF0000-0x0000000060000000-memory.dmp
      Filesize

      64KB

    • memory/1628-57-0x0000000075ED1000-0x0000000075ED3000-memory.dmp
      Filesize

      8KB

    • memory/1628-58-0x00000000717ED000-0x00000000717F8000-memory.dmp
      Filesize

      44KB

    • memory/1628-61-0x00000000717ED000-0x00000000717F8000-memory.dmp
      Filesize

      44KB

    • memory/1628-62-0x000000005FFF0000-0x0000000060000000-memory.dmp
      Filesize

      64KB

    • memory/1628-63-0x00000000717ED000-0x00000000717F8000-memory.dmp
      Filesize

      44KB

    • memory/2012-59-0x0000000000000000-mapping.dmp
    • memory/2012-60-0x000007FEFC291000-0x000007FEFC293000-memory.dmp
      Filesize

      8KB