Analysis

  • max time kernel
    225s
  • 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 19:29

General

  • Target

    白莲小学综合楼施工图/浠水白莲中心小学修改/节能(修改-01a)/白莲小学综.doc

  • Size

    63KB

  • MD5

    d57b96ca16e5533bfc724c109a2d957f

  • SHA1

    0b7e7779a31a0930d499c0ec5a64a6e4cf754463

  • SHA256

    9af95ed3c0dc8deaf5444b72a7a648f7150d7a4b2ccb131f295da10133001e7a

  • SHA512

    01d2098053b560b5771f31fea7347dc59e16cc24de2e419b68c10345e3ac05a3b42ae588099198739496c13b91c4163b6710ac6c8dca128a48977d56d1b50efe

  • SSDEEP

    384:WKn9KjiorvxKB+Upd9xQltAduaQaJaxaoagafJkrlbDNyGcSxwAjLDY3g/yNE:W89Kjiorv4B+Up/q6JJkrlbDzfd

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\白莲小学综合楼施工图\浠水白莲中心小学修改\节能(修改-01a)\白莲小学综.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:1048
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:1524

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Defense Evasion

    Modify Registry

    1
    T1112

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1048-54-0x00000000724A1000-0x00000000724A4000-memory.dmp
      Filesize

      12KB

    • memory/1048-55-0x000000006FF21000-0x000000006FF23000-memory.dmp
      Filesize

      8KB

    • memory/1048-56-0x000000005FFF0000-0x0000000060000000-memory.dmp
      Filesize

      64KB

    • memory/1048-57-0x0000000070F0D000-0x0000000070F18000-memory.dmp
      Filesize

      44KB

    • memory/1048-58-0x0000000075A81000-0x0000000075A83000-memory.dmp
      Filesize

      8KB

    • memory/1048-59-0x0000000070F0D000-0x0000000070F18000-memory.dmp
      Filesize

      44KB

    • memory/1048-62-0x000000005FFF0000-0x0000000060000000-memory.dmp
      Filesize

      64KB

    • memory/1048-63-0x0000000070F0D000-0x0000000070F18000-memory.dmp
      Filesize

      44KB

    • memory/1524-60-0x0000000000000000-mapping.dmp
    • memory/1524-61-0x000007FEFB9B1000-0x000007FEFB9B3000-memory.dmp
      Filesize

      8KB