KrebsOnSecurity last week was hit by a near record distributed denial-of-service (DDoS) attack that clocked in at more than 6.3 terabits of data per second (a terabit is one trillion bits of data).
The brief attack appears to have been a test run for a massive new Internet of Things (IoT) botnet capable of launching crippling digital assaults that few web destinations can withstand. Read on for more about the botnet, the attack, and the apparent creator of this global menace. For reference, the 6.3 Tbps attack last week was ten times the size of the assault launched against this site in 2016 by the Mirai IoT botnet, which held KrebsOnSecurity offline for nearly four days.
Read more…
Source: KrebsOnSecurity
Sign up for our Newsletter
The latest news and insights delivered right to your inbox.
Related:
- CVE-2025-53770 – Zero-day exploitation in the wild of Microsoft SharePoint servers
July 29, 2025
Microsoft released an advisory for CVE-2025-53770, a critical Remote Code Execution (RCE) vulnerability affecting on-premise SharePoint servers. This vulnerability has been exploited in the wild as a zero-day by an unknown threat actor prior to the disclosure from Microsoft. The vulnerability is described as an unauthenticated deserialization of untrusted data issue, and has a CVSS base ...
- Endgame Gear warns mouse config tool has been infected with malware
July 29, 2025
Gaming kit maker Endgame Gear has confirmed it was the victim of a supply chain attack which saw unidentified threat actors break into its website and replace a legitimate configuration tool with a trojanized version containing malware. In an announcement posted on the company’s website, it said on June 26 2025, someone managed to replace a ...
- Scattered Spider hackers are targeting US critical infrastructure via VMware attacks
July 28, 2025
The infamous ScatteredSpider ransomware group is using VMware instances to target critical infrastructure organizations in the US, researchers have warned. In the campaign, the hackers do not exploit any vulnerabilities, but instead go for “aggressive, creative, and particularly skilled” social engineering. They first reach out to their victim’s IT desk, impersonating an employee, and asking for ...
- Russia: Aeroflot cancels dozens of flights after hacker attack paralyzes IT systems
July 28, 2025
Russia’s Aeroflot airline has cancelled 49 round-trip flights to and from Moscow due to an IT system failure, the air carrier reported. The press service of the Prosecutor General’s Office of Russia said that the airline’s information systems were brought down by a hacker attack. The carrier warned of adjustments to its flight schedule, including delays ...
- NASCAR confirms user data breach following Medusa ransomware attack
July 28, 2025
NASCAR has confirmed it suffered a cyberattack and a data breach in April 2025 which saw personal information of racing fans allegedly stolen. The organization filed data breach reports with attorneys general in multiple US states, describing what had happened, and how it responded, noting the attack started on March 31, 2025, and was spotted – ...
- In-Depth Analysis of an Obfuscated Web Shell Script
July 26, 2025
This analysis is a follow-up to the investigation titled ‘Intrusion into Middle East Critical National Infrastructure’, conducted by the FortiGuard Incident Response Team (FGIR), which investigated a long-term cyber intrusion targeting critical national infrastructure (CNI) in the Middle East. The report revealed that threat actors had installed numerous web shell servers on the compromised system. In ...