Security News

Cybercriminals Using Novel DNS Hijacking Technique for Investment Scams
2024-03-05 10:53

A new DNS threat actor dubbed Savvy Seahorse is leveraging sophisticated techniques to entice targets into fake investment platforms and steal funds. “Savvy Seahorse is a DNS threat actor who...

Savvy Seahorse gang uses DNS CNAME records to power investor scams
2024-02-28 14:00

A threat actor named Savvy Seahorse is abusing CNAME DNS records Domain Name System to create a traffic distribution system that powers financial scam campaigns. Using DNS CNAME records as a TDS. Savvy Seahorse creatively uses Canonical Name records as a Traffic Distribution System for its operations, allowing threat actors to easily manage changes, such as performing IP rotation that enhances detection evasion.

KeyTrap attack: Internet access disrupted with one DNS packet
2024-02-17 16:08

A serious vulnerability named KeyTrap in the Domain Name System Security Extensions feature could be exploited to deny internet access to applications for an extended period. It allows a remote attacker to cause a long lasting denial-of-service condition in vulnerable resolvers by sending a single DNS packet.

Just one bad packet can bring down a vulnerable DNS server thanks to DNSSEC
2024-02-13 23:27

A 20-plus-year-old security vulnerability in the design of DNSSEC could allow a single DNS packet to exhaust the processing capacity of any server offering the system for domain-name resolution, effectively disabling the machine. Yes, a single DNS packet can take out a remote DNSSEC server.

ExpressVPN bug has been leaking some DNS requests for years
2024-02-11 15:09

ExpressVPN has removed the split tunneling feature from the latest version of its software after finding that a bug exposed the domains users were visiting to configured DNS servers. A bug in this feature caused DNS requests of users not to be directed to ExpressVPN's infrastructure, as they should, but to the user's internet service provider.

Cracked macOS apps drain wallets using scripts fetched from DNS records
2024-01-22 22:27

Hackers are using a stealthy method to deliver to macOS users information-stealing malware through DNS records that hide malicious scripts. The campaign appears directed at users of macOS Ventura and later and relies on cracked applications repackaged as PKG files that include a trojan.

Attacks abuse Microsoft DHCP to spoof DNS records and steal secrets
2023-12-07 22:11

A series of attacks against Microsoft Active Directory domains could allow miscreants to spoof DNS records, compromise Active Directory and steal all the secrets it stores, according to Akamai security researchers. While the current report doesn't provide technical details or proof-of-concept exploits, Akamai has promised, in the near future, to publish code that implements these attacks called DDSpoof - short for DHCP DNS Spoof.

Keep Web Traffic Streamlined and Safe With This $29.99 DNS
2023-11-27 09:55

Keep Web Traffic Streamlined and Safe With This $29.99 DNS With AdGuard DNS, you can block ads, customize parental controls and keep tabs on DNS requests coming in or out - all for the lowest price on the web. Luckily, there are affordable solutions out there beyond the usual battery of antivirus software offerings, and AdGuard DNS stands out as one of the best of the bunch.

PolarDNS: Open-source DNS server tailored for security evaluations
2023-11-21 05:30

PolarDNS is a specialized authoritative DNS server that allows the operator to produce custom DNS responses suitable for DNS protocol testing purposes. DNS header malformations Injection of unsolicited records Injection of arbitrary bytes of arbitrary lengths.

Massive cybercrime URL shortening service uncovered via DNS data
2023-10-31 15:23

A threat actor that security researchers call Prolific Puma has been providing link shortening services to cybercriminals for at least four years while keeping a sufficiently low profile to...