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Specialized blog with informative contents destined to a public with marked technical profile, in order to improve knowledge and create a culture about the security in Internet.

Post related to: Malware

Evil PLC: the Silent Threat

PLCs, or Programmable Logic Controllers, have been part of industrial environments since the birth of automation. Given their evolution over time, thanks to greater intelligence, they have become a target of interest for potential attackers.

Tags:

APT

Bastioning procedures

Best practices

Critical infrastructures

Incident

Industrial Control System

Threat analysis study: Nobelium

Nobelium es la denominación de Microsoft para un grupo de atacantes que, según la atribución llevada a cabo por la Agencia de Seguridad de Infraestructura y Ciberseguridad (CISA) de Estados Unidos, pertenecen al Servicio de Inteligencia Exterior (SRV) de Rusia. Este grupo criminal es conocido por el ataque a la cadena de suministro de SolarWinds, y una campaña masiva de phishing haciéndose pasar por una empresa de desarrollo estadounidense.

C&C: models, function and measures

This post explains the infrastructure of command and control (C&C), describing what an attack consists of, related terminology, actions undertaken by attackers, models, general function and preventative measures, detection and response to this threat.

Tags:

APT

Bastioning procedures

Botnet

Continuity

Critical infrastructures

Threat analysis study: Grandoreiro

Grandoreiro, also known as Delephant, is a banking trojan from South America, which has spread its operations to other regions, especially Europe, including Spain and Portugal. According to ESET researchers, it has been active since 2015, affecting countries in Latin America, mainly Brazil, where it was developed.

Cybersecurity measures from a global perspective

An adequate level of cybersecurity and cyberresilience is essential to keep assets safe from possible cyberattacks. This is why INCIBE-CERT has listed a set of measures and good practices that are valid for any need that affects cybersecurity.

Threat analysis study: Hive

The malicious code of the ransomware known as ‘Hive’ represents a threat to all users, as it implements encryption functionalities on the information in an infected computer, making simple recovery of the data impossible. This threat attempts to use extortion to recover the information, demanding a payment and threatening publication of part of the stolen information on a blog through the network Tor if the payment is not forthcoming.

Ransomware: response measures

Cyberattacks using ransomware are one of the main threats for companies all over the world and Spain is the tenth most affected country. For this reason, this article, in continuation of previous posts on measures of prevention and detection, looks in detail at how to respond these attacks.

Tags:

Bastioning procedures

New generation antivirus applied to OT environments

The new generations of antiviruses may entail an improvement in the OT environment, since special care must be taken with the assets, networks and communications of Industrial Control Systems. They can also help secure our industries against the increasingly frequent cyberattacks directed against them.

Tags:

Antivirus

Critical infrastructures

Data protection

Industrial Control System

Ransomware: detection measures

Cyberattacks using ransomware constitute one of the biggest threats to companies all over the world and Spain is the tenth most affected country. This article, as a continuation of previous posts on preventive measures, looks in detail at how to detect these attacks.

Tags:

Bastioning procedures

Ransomware: preventative measures (II)

Cyberattacks using ransomware are one of the main threats for companies all over the world and Spain is the tenth most affected country. That is why, in this article, as a continuation of the previous one entitled: ‘Ransomware: preventative measures (I)’, will cover in detail new recommendations to prevent them.

Tags:

Antivirus

Bastioning procedures