Cybersecurity

On the Hunt for Remnants of the Samourai Wallet Crypto Mixing Services in the DNS

Keonne Rodriguez and William Lonergan Hill, founders of Samourai Wallet, a cryptocurrency mixing service, were sentenced in April 2024 and their sites taken down for executing more than US$2 billion in unlawful transactions and laundering more than US$100 million in criminal proceeds.

A Peek at the V3B Phishing Kit Attack via the DNS Lens

Phishing is and remains a top threat. Google alone blocks around 100 million phishing emails daily, and it doesn't help that phishers get extra help from phishing kits -- ready-made cybercrime tools that allow even cybercriminal newbies to launch attacks following a few simple steps.

Tracking Down Fake Cryptocurrency Sellers Using DNS Intelligence

Threat researcher Dancho Danchev recently uncovered 130 domains that seemingly belong to fake cryptocurrency sellers. The WhoisXML API research team sought to find potential connections to the threat by expanding the current list of indicators of compromise (IoCs) using our vast array of DNS intelligence sources.

Following the DNS Trail of APT Group Newbie Unfading Sea Haze

A new advanced persistent threat (APT) group dubbed "Unfading Sea Haze" has been trailing its sights on various organizations based in countries surrounding the South China Sea.

On the DNS Trail of the Foxit PDF Bug Exploitation Attackers

Check Point Research reported a Foxit PDF Reader vulnerability that threat actors have begun exploiting, putting the application's users at risk. When exploited, the bug triggers security warnings that may deceive unsuspecting users into executing harmful commands.

Profiling a Popular DDoS Booter Service’s Ecosystem

Cybercriminals can launch distributed denial-of-service (DDoS) attacks with relative ease these days by using DDoS booter services, online services that automate the DDoS attack process.

A DNS Investigation of the Phobos Ransomware 8Base Attack

Intel-Ops researchers recently discovered that the 8Base Ransomware Group has been using Phobos ransomware to infect their targets' networks. 8Base has reportedly been active since mid-2023.

Stately Taurus APT Group Targets Asian Countries: What Do the Campaign IoCs Reveal?

A decade-old advanced persistent threat (APT) group called "Stately Taurus," also known as "Mustang Panda" and "Earth Preta," was recently observed targeting Association of Southeast Asian Nations (ASEAN) countries in cyberespionage activities. Specifically, Palo Alto Networks observed two malware packages that may have been used to target Japan, Myanmar, the Philippines, and Singapore.

Managing Expanding Attack Surfaces for Growing Businesses

While 20% of businesses may not survive past their first year, those that manage steady growth face new challenges over time. Among them is external attack surface expansion, one of the most critical security aspects for growing businesses.

Subdomain Hijacking in the News Again - What is It?

In recent news, more than 13,000 subdomains of brands were hijacked for a large spam campaign that "leverages the trust associated with these domains to circulate spam and malicious phishing emails by the millions each day, cunningly using their credibility and stolen resources to slip past security measures."