Analysis

  • max time kernel
    100s
  • max time network
    50s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-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.rtf

  • Size

    1.3MB

  • MD5

    363d8cdc7ae667c726996ca8f53ec864

  • SHA1

    2240b7a174d3ef4715bfa9e17ee2e58806da8ba9

  • SHA256

    4b66eb595399b4b1601a693bdc7cc1934087edc1b9b1a4e0dd9546a22130495e

  • SHA512

    3b96382f9d639b8c19b25caedda550aaefe9ae969b4f4741c888af76d6a6931df44156aa586c3aa74b552c8c5715ffa88e1403a4c65e13fa95d5bd3e39757d60

  • SSDEEP

    6144:Wc/nsUYeVNFCREBQaBt1mLHsc7MYOUgyqYehk/biLn3BhKAYcWM2o5HAMh3nADYV:f/nsUYew4fILMYcHKE

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.rtf"
    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:1200
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:796

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/796-58-0x0000000000000000-mapping.dmp
    • memory/796-60-0x000007FEFC001000-0x000007FEFC003000-memory.dmp
      Filesize

      8KB

    • memory/1200-54-0x0000000072AF1000-0x0000000072AF4000-memory.dmp
      Filesize

      12KB

    • memory/1200-55-0x0000000070571000-0x0000000070573000-memory.dmp
      Filesize

      8KB

    • memory/1200-56-0x000000005FFF0000-0x0000000060000000-memory.dmp
      Filesize

      64KB

    • memory/1200-57-0x0000000075AC1000-0x0000000075AC3000-memory.dmp
      Filesize

      8KB

    • memory/1200-59-0x000000007155D000-0x0000000071568000-memory.dmp
      Filesize

      44KB

    • memory/1200-61-0x000000007155D000-0x0000000071568000-memory.dmp
      Filesize

      44KB

    • memory/1200-62-0x000000005FFF0000-0x0000000060000000-memory.dmp
      Filesize

      64KB