DNS Security

Examining the Mirai.TBOT IoCs under the DNS Microscope

The Mirai botnet, first discovered way back in 2016, made headlines and gained infamy as the biggest botnet to hit networks the world over. It has resurfaced with multiple ways of infecting Internet of Things (IoT) devices and the ability to launch zero-day exploits.

A Deep Dive into 6 APT Groups Based in or Targeting APAC

Advanced persistent threat (APT) groups are more dangerous than your run-of-the-mill cybercriminals. They, after all, trail their sights not only on financial gain but loftier targets such as wreaking havoc on entire nations.

Exploring Epsilon Stealer Traces Aided by DNS Intel

Computers that get infected with the Epsilon stealer could spell game over for serious gamers, but they are not the only ones at risk. The creators of games like EPSILON, Pokemon, and Roblox that the malware operators are mimicking stand to lose a lot as well. They may lose customers and damage their reputation in the process.

Investigating the UNC2975 Malvertising Campaign Infrastructure

Mandiant's Managed Defense Threat Hunting Team recently published an in-depth study of the malware distributed via what they have dubbed the "UNC2975 malvertising campaign." Users who have been tricked into clicking poisoned sponsored search engine results and social media posts ended up with computers infected with either the DANABOT or DARKGATE backdoor.

Unveiling Global Domain Activity Trends in Q4 2023

The new domain name registration volume rose 10.24% from the third to the fourth quarter of 2023. WhoisXML API researchers uncovered this finding, along with other DNS trends, after analyzing more than 31 million newly registered domains (NRDs) added from 1 October to 31 December 2023 as seen in the Newly Registered Domains Data Feed.

Kimsuky: DNS Intel Gathering

The Kimsuky Group, believed to be a North Korea-based advanced persistent threat (APT) group active since 2013, struck again several times this year. They gained notoriety for launching spear-phishing attacks on targets to gain initial access.

A Log4Shell Malware Campaign in the DNS Spotlight

The Log4Shell zero-day vulnerability, also known as "CVE -- 2021 -- 44228," proved to be one of the worst bugs disclosed in December 2021. And while a patch for it has been made available via the Log4j 2.17.1 release seven days after its discovery, some affected systems could remain vulnerable to date.

Unveiling Stealthy WailingCrab Aided by DNS Intelligence

The WailingCrab malware has gained notoriety for its stealth. IBM X-Force security researchers recently published an in-depth analysis of the malware, which has been abusing Internet of Things (IoT) messaging protocol MQTT.

A Peek Under the Hood of the Atomic Stealer Infrastructure

The Atomic Stealer, also known as "AMOS," first emerged in September this year by spreading on Macs disguised as popular applications. This time around, it has been wreaking more havoc in the guise of a fake browser update dubbed "ClearFake."

A Fake ID Marketplace under the DNS Lens

The concept of internationalization extends from the virtual to the physical realm. Many people wish to travel or even migrate to other countries at some point in their lives. Unfortunately, that's sometimes easier said than done given the many legal documents, including valid IDs, passports, and others required.