using System;
using System.Text.RegularExpressions;
public static class ChassiValidator
{
// Método principal para validar o chassi (VIN)
public static bool ValidarChassi(string chassi)
{
// 1 - Verifica se o chassi começa com "0"
if (Regex.IsMatch(chassi, @"^0", RegexOptions.IgnoreCase))
{
return false;
}
// 2 - Remove espaços do chassi
chassi = chassi.Replace(" ", "");
// 3 - Verifica se há repetição consecutiva de mais de 6 vezes a partir do 4º dígito
if (Regex.IsMatch(chassi, @"^.{3,}([0-9A-Za-z])\1{5,}", RegexOptions.IgnoreCase))
{
return false;
}
// 4 - Verifica se o chassi contém os caracteres proibidos: i, I, o, O, q, Q
if (Regex.IsMatch(chassi, @"[iIoOqQ]", RegexOptions.IgnoreCase))
{
return false;
}
// 5 - Verifica se os quatro últimos caracteres são numéricos
if (!Regex.IsMatch(chassi, @"[0-9]{4}$", RegexOptions.IgnoreCase))
{
return false;
}
// 6 - Verifica se o chassi tem exatamente 17 caracteres
if (chassi.Length != 17)
{
return false;
}
// Se todas as verificações passaram, o chassi é válido
return true;
}
}
Intelligence View
Validação de Chassi (VIN) em C#
using System; using System.Text.RegularExpressions; public static class ChassiValidator { // Método principal para validar o chassi (VIN) public static bool ValidarChassi(string chassi) { // 1 - Verifica se o chassi …
SOC Incident Playbook: Vulnerability Remediation & Verification
title: Detect Exploitation - Validação de Chassi (VIN) em C#
id: d6340115-35ec-435c-a982-3ed321538bf0
status: experimental
description: Automatisch generierte SIEM-Erkennungsregel basierend auf CTI Intelligence
references:
- https://tsecurity.de/
author: iShareStuff CTI Automated Detection Engine
date: 2026-09-25
logsource:
category: network_connection
product: any
detection:
selection:
CommandLine|contains:
- 'exploit'
condition: selection
falsepositives:
- Legitime administrative Zugriffe oder Penetrationstests
level: high
tags:
- attack.initial_accessrule CTI_Threat_Indicator {
meta:
author = "iShareStuff CTI Automated Detection Engine"
date = "2026-09-25"
description = "YARA Signature for "
strings:
$str = "Validação de Chassi (VIN) em C" ascii wide
condition:
any of them
}index=security sourcetype IN ("cisco:asa", "pan:traffic", "zeek_conn", "suricata", "WinEventLog:Security")
("Validao de Chassi VIN em C")
| stats count earliest(_time) as first_seen latest(_time) as last_seen by src_ip, dest_ip, dest_host, signature
| eval first_seen=strftime(first_seen, "%Y-%m-%d %H:%M:%S"), last_seen=strftime(last_seen, "%Y-%m-%d %H:%M:%S")
| sort - countmessage: "*Validao de Chassi VIN em C*"CommonSecurityLog
| where Message has "Validao de Chassi VIN em C"
| summarize EventCount = count(), FirstSeen = min(TimeGenerated), LastSeen = max(TimeGenerated) by SourceIP, DestinationIP, DestinationPort, Activity
| extend DetectionRule = "iShareStuff-CTI-Compiled"
| sort by EventCount descMITRE ATT&CK Matrix Navigator 14 Taktiken
tsecurity.de Cognitive Threat RAG
Kognitive Analyse für identifizierte Bedrohung: Erhöhte Bedrohungslage im Bereich Validação de Chassi (VIN) em C#.... Basierend auf 368k Vektor-Korrelationen werden sofortige Isolationsmaßnahmen für betroffene Endpunkte empfohlen.
Netzwerk/Remote-Zugriff ohne Vorauthentifizierung möglich.
- 1. Perimeter-Inspektion: Relevante Portfreigaben und exponierte Endpunkte unverzüglich scannen.
- 2. Patch-Applikation: Hersteller-Hotfix einspielen oder betroffene Daemons in isolierte DMZ-Segmente überführen.
- 3. Telemetrie & EDR-Alerts: Prozessaufrufe und Child-Processes auf anomale Shell-Spawns überwachen.
SOCIAL SHARE CARD GENERATOR