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Joint Advisory Warns of Fast Flux DNS Tactics Evading Detection

SecureWorld News

Fast flux is a method used by cybercriminals to rapidly change Domain Name System (DNS) records, such as IP addresses, associated with a single domain. Double flux: In addition to rotating IP addresses, the DNS name servers resolving the domain also change frequently, adding layers of redundancy and anonymity. Fast flux DNS is not new.

DNS 101
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DNS over HTTPS, DNS over TLS explained: Encrypting DNS traffic

CSO Magazine

Being the backbone of the internet, the Domain Name System (DNS) protocol has undergone a series of improvements and enhancements over the past few years. To read this article in full, please click here (Insider Story)

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Who’s Behind the NetWire Remote Access Trojan?

Krebs on Security

The site’s true WHOIS registration records have always been hidden by privacy protection services, but there are plenty of clues in historical Domain Name System (DNS) records for WorldWiredLabs that point in the same direction. A review of DNS records for both printschoolmedia[.]org DNS records for worldwiredlabs[.]com

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No SOCKS, No Shoes, No Malware Proxy Services!

Krebs on Security

com , a malware-based proxy network that has been in existence since at least 2010. Cached versions of the site show that in 2010 the software which powers the network was produced with a copyright of “ Escort Software.” .” NEW SOCKS, SAME OLD SHOES. SocksEscort[.]com ” Super-socks[.]biz

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Meet Ika & Sal: The Bulletproof Hosting Duo from Hell

Krebs on Security

For example, in 2010 Spamdot and its spam affiliate program Spamit were hacked, and its user database shows Sal and Icamis often accessed the forum from the same Internet address — usually from Cherepovets , an industrial town situated approximately 230 miles north of Moscow. I can not provide DNS for u, only domains.

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U.S. Indicts 2 Top Russian Hackers, Sanctions Cryptex

Krebs on Security

Passive domain name system (DNS) records show that in its early days BriansClub shared a server in Lithuania along with just a handful of other domains, including secure.pinpays[.]com The BriansClub login page, as it looked from late 2019 until recently.

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China-Linked APT15 group is using a previously undocumented backdoor

Security Affairs

APT15 has been active since at least 2010, it conducted cyber espionage campaigns against targets worldwide in several industries, including the defense, high tech, energy, government, aerospace, and manufacturing. Once executed the command the backdoor returns output through DNS.

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