Analysis

  • max time kernel
    118s
  • max time network
    47s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    25-11-2022 19:27

General

  • Target

    城区质量技术监督局E-ZLW/城区质量技术监督局E-ZLW(选址交传输).doc

  • Size

    50KB

  • MD5

    acd134bb3e1a39a9f4942398aec45250

  • SHA1

    2c545acc809bc5448f4a9cf77fb3615107f8a2d0

  • SHA256

    7cf8bc8560bdfcf9fa0462e273878ee1c6531a3a89813ddf1791f51d2434ffa0

  • SHA512

    ac451356e288ce9776135afa4615718fd76a73d770149a255b4c468417d0a78601b22cf90715b16b11e9c632a9f85fe28aecd7f2fe227fa3296db5c9d0eda111

  • SSDEEP

    768:7fNF3QNUyEI/KCouO35ePk+rsUeOt7CoQX/ofuQDTzm+S33kwJ8rYzI8ucE3lFFL:7f4GkChaK

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\城区质量技术监督局E-ZLW\城区质量技术监督局E-ZLW(选址交传输).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:1724
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:632

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Defense Evasion

    Modify Registry

    1
    T1112

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/632-58-0x0000000000000000-mapping.dmp
    • memory/632-60-0x000007FEFB591000-0x000007FEFB593000-memory.dmp
      Filesize

      8KB

    • memory/1724-54-0x0000000072081000-0x0000000072084000-memory.dmp
      Filesize

      12KB

    • memory/1724-55-0x000000006FB01000-0x000000006FB03000-memory.dmp
      Filesize

      8KB

    • memory/1724-56-0x000000005FFF0000-0x0000000060000000-memory.dmp
      Filesize

      64KB

    • memory/1724-57-0x0000000074AD1000-0x0000000074AD3000-memory.dmp
      Filesize

      8KB

    • memory/1724-59-0x0000000070AED000-0x0000000070AF8000-memory.dmp
      Filesize

      44KB

    • memory/1724-61-0x0000000070AED000-0x0000000070AF8000-memory.dmp
      Filesize

      44KB

    • memory/1724-62-0x000000005FFF0000-0x0000000060000000-memory.dmp
      Filesize

      64KB

    • memory/1724-63-0x0000000070AED000-0x0000000070AF8000-memory.dmp
      Filesize

      44KB