DDoS Archives - Page 2 of 6 - Cyber Security Minute

ALPHV Ransomware Gang Creates Searchable Database With Victim Data

Issued by: Security Week

Also known as BlackCat and Noberus, ALPHV emerged in November 2021 as the first ransomware family coded using the Rust programming language. To date, the ALPHV cybergang has compromised more than 100 organizations. Likely tied to the cybercrime group behind the Darkside/Blackmatter ransomware, ALPHV operates under the Ransomware-as-a-Service (RaaS) business model, with their affiliates compromising…

Malware & Threats

Linux Trojan XorDdos Attacks Surge, Targeting Cloud, IoT

Issued by: Dark Reading

Cybercriminal use of the Linux Trojan known as XorDdos is on the rise, according to a new report, which found a 254% increase in malicious activity against Linux endpoints using the malware over the last six months. It was first discovered in 2014, and the Microsoft 365 Defender Research Team explained in a recent blog…

Malware & Threats

‘Moobot’ Botnet Targets Hikvision Devices via Recent Vulnerability

Issued by: Security Week

Tracked as CVE-2021-36260 and affecting over 70 cameras and NVRs from Hikvision, the critical-severity bug can be exploited to gain root access and completely take over vulnerable devices, without any form of user interaction. Hikvision released patches for the vulnerability on September 18 and, shortly after, the U.S. Cybersecurity and Infrastructure Security Agency (CISA) alerted…

Vulnerabilities

Home routers are being hijacked using vulnerability disclosed just 2 days ago

Issued by: Blog Malwarebytes

The early bird catches the worm. Unless the worm was early enough to hide. On August 3, 2021 a vulnerability that was discovered by Tenable was made public. Only two days later, on August 5, Juniper Threat Labs identified some attack patterns that attempted to exploit this vulnerability in the wild. The vulnerability is listed…

Vulnerabilities

TsuNAME Vulnerability Can Be Exploited for DDoS Attacks on DNS Servers

Issued by: Security Week

The flaw, dubbed TsuNAME, was discovered by researchers at SIDN Labs (the R&D team of the registry for .nl domains), InternetNZ (the registry for .nz domains), and the Information Science Institute at the University of Southern California. Impacted organizations have been notified and given 90 days to take action before the vulnerability was disclosed. Google…

Malware & Threats

Akamai Sees Largest DDoS Extortion Attack Known to Date

Issued by: Security Week

The recently observed assaults haven’t reached the magnitude of the largest DDoS attacks the company has mitigated to date, which have peaked at 1.35 Tbps in 2018 and at 1.44 Tbps in 2020, but three of them are among the six biggest volumetric DDoS attacks Akamai has ever encountered. Akamai says the increased number of…

Malware & Threats

Bit-and-piece DDoS attacks increased 570% in Q2 2020

Issued by: Help Net Security

Attackers shifted tactics in Q2 2020, with a 570% increase in bit-and-piece DDoS attacks compared to the same period last year, according to Nexusguard. Perpetrators used bit-and-piece attacks to launch various amplification and elaborate UDP-based attacks to flood target networks with traffic. Analysts witnessed attacks using much smaller sizes—more than 51% of bit-and-piece attacks were…

Malware & Threats

Cyber Attack Halts New Zealand Stock Market for Third Straight Day

Issued by: Security Week

The New Zealand Exchange (NZX) said the bourse was placed into a trading halt at about 11.10am local time “as a result of network connectivity issues relating to DDoS cybersecurity attacks”. A distributed denial of service attack — commonly known as a “dee-dos” or DDoS — involves disrupting computer networks by flooding them with traffic….

Network Security

In addition to traditional DDoS attacks, researchers see various abnormal traffic patterns

Issued by: Help Net Security

In the first quarter of 2020, DDoS attacks rose more than 278% compared to Q1 2019, and more than 542% compared to the last quarter, as published in the Nexusguard Q1 2020 Threat Report. DDoS attacks have become a global risk, and as attacks continue to increase in complexity, further spurred by the pandemic, ISPs…

Malware & Threats

New wave of attacks aiming to rope home routers into IoT botnets

Issued by: Help Net Security

A Trend Micro research is warning consumers of a major new wave of attacks attempting to compromise their home routers for use in IoT botnets. The report urges users to take action to stop their devices from enabling this criminal activity. The importance of home routers for IoT botnets There has been a recent spike…