DDoS


NEWS

  • Russia’s Yandex suffers biggest cyberattack yet

    September 8, 2021

    Russian Internet corporation Yandex revealed on Tuesday that the company’s servers experienced the biggest known denial-of-service (DDoS) attack in Russia’s online space last weekend. Cloudflare, an American web infrastructure firm and a partner of Yandex confirmed the record large scale of the cyberattack. The spokesperson for Russia’s tech giant mentioned that a part of the nation’s ...

  • Bluetooth Bugs Open Billions of Devices to DoS, Code Execution

    September 2, 2021

    Researchers have disclosed a group of 16 different vulnerabilities collectively dubbed BrakTooth, which impact billions of devices that rely on Bluetooth Classic (BT) for communication. According to an academic paper from the University of Singapore, the bugs are found in the closed commercial BT stack used by at least 1,400 embedded chip components, that can lead ...

  • UK VoIP telco receives ‘colossal ransom demand’

    September 2, 2021

    Two UK VoIP operators have had their services disrupted over the last couple of days by ongoing, aggressive DDoS attacks. South Coast-based Voip Unlimited has confirmed it has been slapped with a “colossal ransom demand” after being hit by a sustained and large-scale DDoS attack it believes originated from the Russian cybercriminal gang REvil. This morning, it ...

  • New Mirai Variant Targets WebSVN Command Injection Vulnerability (CVE-2021-32305)

    August 30, 2021

    Unit 42 researchers have observed exploits in the wild for a recently disclosed command injection vulnerability affecting WebSVN, an open-source web application for browsing source code. The critical command injection vulnerability was discovered and patched in May 2021. A proof of concept was released and within a week, on June 26, 2021, attackers exploited the ...

  • Cloudflare says it stopped the largest DDoS attack ever reported

    August 27, 2021

    Cloudflare said it’s system managed to stop the largest reported DDoS attack in July, explaining in a blog post that the attack was 17.2 million requests-per-second, three times larger than any previous one they recorded. Cloudflare’s Omer Yoachimik explained in a blog post that the company serves over 25 million HTTP requests per second on average ...

  • DDoS attacks in Q2 2021

    July 28, 2021

    In terms of big news, Q2 2021 was relatively calm, but not completely eventless. For example, April saw the active distribution of a new DDoS botnet called Simps — the name under which it introduced itself to owners of infected devices. The malware creators promoted their brainchild on a specially set-up YouTube channel and Discord ...

  • TeamTNT Campaigns Emphasize Importance of Addressing Cloud Security Gaps

    July 20, 2021

    Having covered TeamTNT in several of our blog entries over the past couple of years, we embarked on a research that encompasses the malicious actor group’s campaigns, tools, and techniques in 2020 and early 2021. Although believed to have been active since 2011, TeamTNT stayed under the radar for many years before exploding onto the scene ...

  • DDoS attack registered on Russian Defense Ministry website

    July 16, 2021

    The official website of the Russian Defense Ministry is down due to a DDoS attack, a source in the law enforcement informed TASS on Friday. “Specialists from the defense ministry are repelling a DDoS attack on the official website of the Defense Ministry,” the source said. Read more… Source: TASS  

  • DarkSide Hits Toshiba; XSS Forum Bans Ransomware

    May 17, 2021

    For a ransomware gang whose servers were purportedly commandeered last week, DarkSide has had a server-fueled weekend, with a reported hit on Toshiba Business. Late on Thursday night came a post to the “Exploit” underground forum that looked, at least, to be from DarkSide. It described how the gang’s blog, payment processing and denial-of-service (DoS) servers ...

  • Ireland: Health service IT systems forced to shut down after ‘fairly sophisticated’ cyber attack

    May 14, 2021

    Health service IT systems have been shutdown today following a cyber attack that the HSE believes was carried out by international criminals seeking to extort money . The HSE said the main attack began at around 4.30am on Friday and that IT staff switched off systems as a “precaution” in order to protect data and give ...

  • Wormable Windows Bug Opens Door to DoS, RCE

    May 11, 2021

    Microsoft’s May Patch Tuesday release addressed a modest 55 cybersecurity vulnerabilities, including just four critical bugs. It’s the smallest monthly update from the computing giant since 2020, but it does contain a patch for a concerning wormable vulnerability found in the Windows OS. The good news is that none of the vulnerabilities are being actively exploited ...