Analysis

  • max time kernel
    131s
  • max time network
    34s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    02-04-2023 22:50

General

  • Target

    elpasotexas.legistar.com_view.ashx_m=m&id=886564&guid=869b57ef-90e0-4063-892a-def44acd851c.doc

  • Size

    328KB

  • MD5

    9ef379bfbb5d55a1fe963adc0f2a1022

  • SHA1

    d1252ca73fe1a3053e60fb4f08a448f62b2a9268

  • SHA256

    8a23233cd20c939331ae3a4286a5641981a12755b1699c029a5b46b80505566d

  • SHA512

    246d51d6fc08ebe3336aa756400c5cc856be72df9bc42a14b80911ca1fb6f31f9d98825b79baabe7add6256b835de603ba8bede13d4f2d24a3bc4f06e9999791

  • SSDEEP

    3072:09P2Le2LeJa7R8ssegUvT20pHgafqkrxCYISsSKoXOgGmM0m+9Y51Ed:S2ROa6TUvT2kyexCY2OXHcF51Ed

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\elpasotexas.legistar.com_view.ashx_m=m&id=886564&guid=869b57ef-90e0-4063-892a-def44acd851c.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:1804
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:1372

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

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    Downloads

    • memory/1804-54-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB