A group of extortionists claiming to be the Russian APT group Fancy Bear launched a ransom denial of service (RDoS) campaign against numerous industry sectors earlier this month, demanding a payment of 2 Bitcoin to stop bombarding victims with amplified traffic. In all likelihood, the attackers are not truly members of a Russian intelligence agency’s…
Amazon Web Services’ Router 53 domain name system (DNS) service was waylaid by a prolonged distributed denial of service attack earlier this week, affecting a number of online sites and services that rely on AWS. According to multiple reports, a flood of fake traffic disrupted legitimate attempts to resolve DNS requests to connect to Amazon…
A recently discovered distributed denial of service technique that abuses the Web Services Dynamic Discovery specification is being executed in the wild by multiple threat actors to amplify the effects of their attacks, researchers have warned. The technique is a User Datagram Protocol (UDP) Amplification technique that involves spoofing requests to the WS-Discovery service. WS-Discovery…
Wikipedia was hit late last week with a sustained DDoS attack knocking it offline in many parts of the world. Wikipedia’s parent organization Wikimedia posted a statement on Sept. 7 saying it was under attack and working to return to normal operations, but posted on Twitter on Sept. 6 that it was suffering intermittent outages.…
The security firm Intezer reported it had successfully shut down 15 active ransomware campaigns using the eCh0raix or QNAPCrypt variant with denial of service attacks. The Intezer, which identifies the malware as QNAPCrypt while Anomali dubbed it eCh0raix, DoS operation was a bit different from a normal DoS attack. Instead of bombarding the malicious actors…
Cloudflare’s CEO is blaming a spike in CPU usage worldwide for the service outage on July 2 that knocked its own website along with many of its clients offline. Matthew Prince, CEO of the content delivery network, also tweeted that there is no evidence the outage was a result of an attack and he did…
Telegram pointed the finger at Chinese state-sanctioned actors yesterday after a distributed denial of service (DDoS) attack overwhelmed its servers as protests were taking place in Hong Kong. “We’re currently experiencing a powerful DDoS attack, Telegram users in the Americas and some users from other countries may experience connection issues,” the encrypted messaging service said…
An apparent cyberattack on March 5 caused disruptions at a western U.S. electric utility by creating a denial of service condition, according to an official summary of Electric Disturbance Events reports processed by the U.S. Department of Energy (DOE) this year. The victimized power company has not been identified, but the incident lasted from 9:12…
Malicious actors have been serving up GandCrab ransomware and a variant of AESDDoS Botnet malware by exploiting a recently patched vulnerability in two “Confluence” team collaboration products from Australia-based Atlassian. GandCrab is a malicious encryption program that first emerged in early 2018, while the AESDDoS variant is a more versatile program capable of remote code…
Since Julian Assange’s arrest and removal from London’s Ecuadorian embassy last week, the websites of Ecuador’s public institutions have been subjected to roughly 40 million cyberattacks, Agence France-Presse reported yesterday. The attacks have primarily originated from the U.S., Brazil, Ecuador itself, and European nations including the Netherlands, Germany, Romania, France, Austria and the UK, said…
