DNS Security

Unraveling the World of Security Data Aggregation

More than 30.6 billion records have been exposed in 2024 so far based on 8,839 publicly disclosed incidents. Intensifying cybersecurity efforts has thus become more critical than ever for organizations the world over. more

A DNS Investigation of the Typhoon 2FA Phishing Kit

Bleeping Computer recently reported that a phishing-as-a-service (PhaaS) available in cybercriminal forums dubbed "Typhoon 2FA" has the ability to compromise Microsoft 365 and Google accounts even if users have two-factor authentication (2FA) enabled. more

Examining a U.S. Tax Scammer’s Web Infrastructure through the DNS Lens

The 2024 U.S. tax season is well underway, and as usual, scams of all kinds targeting taxpayers and causing the Internal Revenue Service (IRS) problems have cropped up. One such ongoing malicious campaign has explicitly been trailing its sights on small business owners and the self-employed. more

Hunting for TimbreStealer Malware Artifacts in the DNS

A new info-stealing malware called "TimbreStealer" is in town. Cisco Talos detected its distribution through a phishing campaign targeting Mexico. more

Uncovering Suspicious Download Pages Linked to App Installer Abuse

Threat actors have been abusing App Installer, a Windows 10 feature that makes installing applications more convenient. The abuse could lead to ransomware distribution and was likely carried out by financially motivated actors Storm-0569, Storm-1113, Sangria Tempest, and Storm-1674. more

On the DNS Trail of the Rise of macOS Backdoors

macOS has been gaining the unwanted attention of more and more backdoor operators since late 2023. In February 2024, Bitdefender uncovered RustDoor, which was written in Rust and possibly has ties to the operators of a Windows ransomware. more

Checking Out the DNS for More Signs of ResumeLooters

Group-IB uncovered ResumeLooters, a threat actor group specializing in victimizing job hunters to steal their personally identifiable information (PII). more

WhoisXML API Publishes a New Study of 7 APT Groups That Have Targeted North America

In the past two decades, at least 41 advanced persistent threat (APT) groups have launched attacks on entities and organizations based in North America. more

Searching for Potential Propaganda Vehicle Presence in the DNS

The Citizen Lab recently uncovered an ongoing online propaganda campaign they have dubbed "PAPERWALL" that has been targeting local news outlets across 30 countries in Europe, Asia, and Latin America. more

Following the VexTrio DNS Trail

VexTrio, a traffic distribution system (TDS) provider believed to be an affiliate of ClearFake and SocGholish, among other threat actors, has been active since 2017. more