Against Invaders - Notícias de CyberSecurity para humanos.

An ongoing malware campaign active throughout 2025 is using malvertising to deliver a sophisticated PowerShell-based framework. According to Cisco Talos researchers, the malware is named “PS1Bot” due to its similarities with the AHK Bot malware family. It deploys multiple malicious modules capable of stealing sensitive information, logging keystrokes, capturing screens and maintaining persistence. The infection … Ler mais

The Qilin ransomware group has solidified its position as the most active threat actor in July 2025, marking its third top ranking in four months following the downturn of former leader RansomHub. According to cybersecurity intelligence from Cyble, Qilin claimed responsibility for 73 victims on its data leak site (DLS), representing approximately 17% of the … Ler mais

The FBI has updated its alert about fake lawyers defrauding victims of cryptocurrency scams, adding due diligence measures to help victims. The FBI’s Internet Crime Complaint Center (IC3) has previously warned that fraudsters were posing as lawyers from fictitious law firms and using social media and messaging services to defraud victims of cryptocurrency scams. In … Ler mais

Cybercriminals are selling access to active law enforcement and government email accounts for as little as $40 on the dark web, according to an investigation by Abnormal AI. These compromised accounts belong to officials from the US, UK, India, Brazil and Germany, with agencies such as the FBI among those affected. The ability to impersonate … Ler mais

The Cybersecurity and Infrastructure Security Agency (CISA), in partnership with eight other national cyber agencies, has released a comprehensive “Foundations for OT Cybersecurity: Asset Inventory Guidance for Owners and Operators.” Published on August 13, 2025, this new guide equips critical infrastructure stakeholders—spanning energy, water and wastewater, manufacturing, and beyond—with best practices for developing and maintaining … Ler mais

Microsoft has disclosed a critical security vulnerability in its Internet Information Services (IIS) Web Deploy tool that could allow attackers to execute arbitrary code remotely on affected systems. The vulnerability, designated as CVE-2025-53772, was announced on August 12, 2025, and carries an “Important” severity rating with a CVSS score of 8.8 out of 10. Vulnerability … Ler mais