DNS Security

Tracing Ivanti Zero-Day Exploitation IoCs in the DNS

Among the latest to suffer from zero-day exploitation is Ivanti, a software company providing endpoint management and remote access solutions to various organizations, including U.S. federal agencies. more

DNS Investigation: Is xDedic Truly Done for After Its Takedown?

Law enforcement agencies shut down xDedic, a cybercrime-as-a-service (CaaS) marketplace specifically providing web servers to cybercriminals, back in 2019. However, WhoisXML API threat researcher Dancho Danchev posits that parts of its backend infrastructure may remain traceable. more

The New RisePro Version in the DNS Spotlight

RisePro, a malware-as-a-service data stealer, has been plaguing users since 2022. ANY.RUN recently discovered and analyzed its latest version in great depth and identified 10 indicators of compromise (IoCs) -- three domains and seven IP addresses. more

Tracking Down Sea Turtle IoCs in the DNS Ocean

The Sea Turtle threat group recently made headlines when it expanded its operations to target ISPs and telecommunications and media companies in the Netherlands. In the past, Sea Turtle primarily targeted organizations in the Middle East and the U.S. using DNS hijacking and man-in-the-middle (MitM) attacks. more

Tracing the DNS Spills of the OilRig Cyber Espionage Group

The OilRig cyber espionage group that goes by many names, including APT34, Crambus, Lyceum, and Siamesekitten, launched a long-term intrusion against a Middle Eastern government agency that ran from February to September 2023. more

Uncloaking the Underbelly of JinxLoader

Cybercriminals are known for using so-called "loaders" like Xloader to initiate computer infections. Worse, even newbies can now get their hands on these malware distributors via hacker forums. Case in point? JinxLoader, one of the latest malicious offerings up for grabs on the likes of hackforums[.]net. more

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. more

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. more

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. more

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. more