Malwarebytes

FEBRUARY 10, 2023

At the end of January, the Health Sector Cybersecurity Coordination Center warned that the KillNet group is actively targeting the US healthcare sector with distributed denial-of-service (DDoS) attacks. The Cybersecurity and Infrastructure Security Agency (CISA) says it helped dozens of hospitals respond to these DDoS incidents.

DDOS 93

DDOS Healthcare Computers and Electronics Government 93

Heimadal Security

SEPTEMBER 15, 2023

While achieving compliance with industry standards is the minimum, it’s not enough to prevent insider threats, supply chain attacks, DDoS, or sophisticated cyberattacks such as double-extortion ransomware, phishing, business email compromise (BEC), info-stealing malware or attacks that leverage the domain name system (DNS).

Healthcare 116

Healthcare DNS DDOS Phishing 116

eSecurity Planet

MAY 2, 2024

Fortunately, vendor surveys identify five key cybersecurity threats to watch for in 2024: compromised credentials, attacks on infrastructure, organized and advanced adversaries, ransomware, and uncontrolled devices. NetScout: Observed 13,142,840 DDoS attacks, including: 104,216 video gaming enterprise attacks.

Cybersecurity 122

Cybersecurity DDOS Penetration Testing Passwords 122

SecureList

SEPTEMBER 21, 2023

Dark web services: DDoS attacks, botnets, and zero-day IoT vulnerabilities Of all IoT-related services offered on the dark web, DDoS attacks are worth examining first. See translation I’m the world’s best-known DDoS attacker for hire (getting ahead of myself here). Our advantages: 1. Tested, tried.

IoT 135

IoT DDOS Passwords Malware 135

Security Affairs

AUGUST 22, 2021

million customers Adobe addresses two critical vulnerabilities in Photoshop Hamburg’s data protection agency (DPA) states that using Zoom violates GDPR Kalay cloud platform flaw exposes millions of IoT devices to hack Fortinet FortiWeb OS Command Injection allows takeover servers remotely 1.9

Data breaches 105

Data breaches Mobile Ransomware Hacking 105

Security Affairs

AUGUST 20, 2021

According to the researchers, in the last months of 2019, the botnet was mainly involved in DDoS attacks. “By infecting routers, they can perform man-in-the-middle (MITM) attacks—via HTTP hijacking and DNS spoofing—to compromise endpoints and deploy ransomware or cause safety incidents in OT facilities.

IoT 107

IoT DNS Manufacturing Firmware 107

Security Affairs

MARCH 20, 2022

Follow me on Twitter: @securityaffairs and Facebook. Pierluigi Paganini. SecurityAffairs – hacking, newsletter). The post Security Affairs newsletter Round 358 by Pierluigi Paganini appeared first on Security Affairs.

DNS 98

DNS Antivirus DDOS Hacking 98

Security Affairs

MAY 8, 2022

Russia-linked APT29 targets diplomatic and government organizations Synology and QNAP warn of critical Netatalk flaws in some of their products Hackers stole +80M from DeFi platforms Rari Capital and Fei Protocol Apr 24 – Apr 30 Ukraine – Russia the silent cyber conflict.

IoT 98

IoT DNS Antivirus Malware 98

Security Affairs

MARCH 4, 2019

Necurs botnet is currently the second largest spam botnet , it has been active since at least 2012 and was involved in massive campaigns spreading malware such as the Locky ransomware , the Scarab ransomware , and the Dridex banking Trojan. ” concludes the post.

DNS 106

DNS Banking Advertising Ransomware 106

Malwarebytes

SEPTEMBER 14, 2022

Especially ransomware. Read Our Defender's Guide to Ransomware Resilience ! Through a combination of web protection, application hardening, and more, EP provides businesses with full attack chain protection against both known and unknown malware, ransomware, and zero-hour threats. DNS filtering. Cloud scanning.

Technology 75

Technology DNS Cyber Insurance Insurance 75

Security Affairs

SEPTEMBER 1, 2021

According to the researchers, in the last months of 2019, the botnet was mainly involved in DDoS attacks. By infecting routers, they can perform man-in-the-middle (MITM) attacks—via HTTP hijacking and DNS spoofing—to compromise endpoints and deploy ransomware or cause safety incidents in OT facilities.

IoT 103

IoT DNS Manufacturing Passwords 103

Security Affairs

APRIL 21, 2019

A new DDoS technique abuses HTML5 Hyperlink Audit Ping in massive attacks. Analyzing OilRigs malware that uses DNS Tunneling. Ransomware attack knocks Weather Channel off the Air. Romanian duo convicted of fraud Scheme infecting 400,000 computers. Security Affairs newsletter Round 209 – News of the week.

Computers and Electronics 93

Computers and Electronics Data breaches Advertising Spyware 93

Security Affairs

DECEMBER 15, 2024

CISA adds Cleo Harmony, VLTrader, and LexiCom flaw to its Known Exploited Vulnerabilities catalog German agency BSI sinkholed a botnet of 30,000 devices infected with BadBox U.S.

Firewall 63

Firewall Spyware Surveillance Cybercrime 63

eSecurity Planet

FEBRUARY 4, 2022

Originally developed to detect and remove malware or computer viruses, modern antivirus software can now protect against ransomware, browser attacks, keyloggers, malicious websites, and even sometimes phishing attempts. DNS leak protection Kill switch No log policy. DDoS protection Challenge tests Honeypots for bad bots.

Internet 144

Internet Internet Software Antivirus 144

Herjavec Group

AUGUST 26, 2021

2000 — Mafiaboy — 15-year-old Michael Calce, aka MafiaBoy, a Canadian high school student, unleashes a DDoS attack on several high-profile commercial websites including Amazon, CNN, eBay and Yahoo! The DDoS attack is part of a political activist movement against the church called “Project Chanology.” billion dollars in damages.

Cybercrime 135

Cybercrime Computers and Electronics Hacking Banking 135

Security Affairs

AUGUST 8, 2018

DDoS attacks, ransomware-based campaigns, cryptocurrency mining campaigns). Malware actor publishes the address of the Bot-A in DNS (or using any other public channel). Another malware Bot-B resolves the address of Bot-A using DNS (or using any other public channel). Server-X asks the bot to start the TCP server.

Malware 73

Malware DNS Encryption Banking 73

eSecurity Planet

APRIL 26, 2024

Server: Provides powerful computing and storage in local, cloud, and data center networks to run services (Active Directory, DNS, email, databases, apps). Domain name system (DNS) security: Protects the DNS service from attempts to corrupt DNS information used to access websites or to intercept DNS requests.

Architecture 121

Architecture Network Security Firewall Risk 121

eSecurity Planet

JULY 28, 2021

In the recent case of the Colonial Pipeline ransomware attack , the Department of Justice and FBI were able to recover a majority of the crypto-payment made to the DarkSide ransomware group. DDoS: Overwhelming the Network. More robust security for Domain Name Systems (DNS).

Cybersecurity 136

Cybersecurity Cryptocurrency Technology Energy and Utilities 136

Security Affairs

NOVEMBER 29, 2019

While 2017 was the year of WannaCry , NotPetya , and BadRabbit ransomware epidemics, 2018 revealed a lack of preparedness for side-channel attacks and threats related to microprocessor vulnerabilities. Its main vector will be blackmailing as part of ransomware attacks. Bank card compromise, carding, and data leaks.

Banking 121

Banking Telecommunications Marketing Internet 121

Cisco Security

MAY 12, 2022

Threat actors picking sides [1], group members turning against each other [2], some people handing out DDoS tools [3], some people blending in to turn it into profit [4], and many other stories, proving that this new frontier is changing daily, and its direct impact is not limited to geographical boundaries. REG.RU, Ltd, TimeWeb Ltd.,

Malware 140

Malware DNS DDOS Phishing 140

SecureList

MAY 27, 2022

The group uses various malware families, including Wroba, and attack methods that include phishing, mining, smishing and DNS poisoning. Subsequently, DDoS attacks hit some government websites. Since 2018, we have been tracking Roaming Mantis – a threat actor that targets Android devices.

Phishing 133

Phishing Spyware Firmware Malware 133

SecureList

NOVEMBER 26, 2021

In June, more than six months after DarkHalo had gone dark, we observed the DNS hijacking of multiple government zones of a CIS member state that allowed the attacker to redirect traffic from government mail servers to computers under their control – probably achieved by obtaining credentials to the control panel of the victims’ registrar.

Malware 133

Malware Banking Energy and Utilities Accountability 133

eSecurity Planet

MARCH 14, 2023

Other hackers might use a spoofed domain name system (DNS) or IP addresses to redirect users from legitimate connections (to websites, servers, etc.) Distributed denial of service (DDoS) attacks currently will be used more often against internet-exposed resources, but can also be used by an attacker to take down networks and internal servers.

Network Security 98

Network Security Firewall Penetration Testing Encryption 98

eSecurity Planet

MAY 19, 2022

Designed for zero trust and SASE security frameworks Identity-based intrusion detection and prevention ( IDPS ) and access control Automated integrations with leading cloud-hosted security vendors Integrated threat defense for DDoS , phishing , and ransomware attacks Insights into client devices with AI-based discovery and profiling techniques.

Firewall 121

Firewall Architecture Encryption Network Security 121

eSecurity Planet

MARCH 22, 2023

Two-Factor Authentication (2FA) : In today’s ransomware-riddled environment, two-factor authentication should also be considered a minimum requirement for all forms of remote access. Similarly, spoofed domain name system (DNS) and IP addresses can redirect users from legitimate connections to dangerous and malicious websites.

Firewall 110

Firewall Network Security Penetration Testing Encryption 110

SecureList

JULY 28, 2021

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 server, where they discussed DDoS attacks. The bug was named TsuNAME.

DDOS 144

DDOS DNS IoT Marketing 144

eSecurity Planet

SEPTEMBER 3, 2022

Distributed denial-of-service (DDoS) attacks cause problems for organizations of all sizes. To fight DDoS attacks, organizations and teams need to implement the three standard phases for any IT threat: preparation, reaction, and recovery. To skip ahead, click on the links: What is a DDoS Attack? Types of DDoS Attacks.

DDOS 145

DDOS DNS Firewall Internet 145

SecureList

FEBRUARY 10, 2022

Q4 2021 saw the appearance of several new DDoS botnets. In October, the botnet was upgraded with DDoS functionality. This is further evidence that the same botnets are often used for mining and DDoS. In some cases, DNS amplification was also used. The channel was created in June and went live in August 2021.

DDOS 143

DDOS Cryptocurrency Marketing Accountability 143

Security Boulevard

APRIL 18, 2022

Efficiency: You also need to do things as quickly as possible, consuming a minimum of resources due to limited available resources and the significant damage (especially against an attack like ransomware) that can happen in minutes. You need tooling that makes the analyst’s job easier, not harder.

Technology 52

Technology Marketing Phishing DNS 52

eSecurity Planet

MAY 24, 2023

A cloud workload protection platform (CWPP) shields cloud workloads from a range of threats like malware, ransomware, DDoS attacks, cloud misconfigurations, insider threats, and data breaches. Data is collected in near real time, which allows GuardDuty to detect threats quickly.

Threat Detection 98

Threat Detection Software Data breaches Malware 98

Security Affairs

MARCH 6, 2019

Over the last few days, a new ransomware campaign infected several users around the world as part of the #OpJerusalem campaign. Jcry is a recent ransomware written in Go which increases its analysis. However, the RSA public key used to encrypt the target files is static and hardcoded inside ransomware.

Ransomware 106

Ransomware Encryption Malware Cyber Attacks 106

eSecurity Planet

MARCH 16, 2023

DNS attacks : DNS cache poisoning, or hijacking, redirects a legitimate site’s DNS address and takes users to a malicious site when they attempt to navigate to that webpage. DoS and DDoS attacks DDoS attacks can make your public-facing applications and websites inaccessible, causing massive revenue loss.

Network Security 110

Network Security Firewall Internet Internet 110

eSecurity Planet

FEBRUARY 16, 2021

Ransomware. Attackers often use botnets to send out spam or phishing campaigns to carry out distributed denial of service (DDoS) attacks. Unlike ransomware, it might be a criminal operation that does not involve the collection of a ransom. Email is also usually how ransomware works. Ransomware. Jump ahead: Adware.

Malware 105

Malware Adware Spyware Antivirus 105

SecureList

NOVEMBER 18, 2022

Ransomware attacks were defeated on the computers of 72,941 unique users. Ransomware programs. The third quarter of 2022 saw the builder for LockBit, a well-known ransomware, leaked online. The creators of the little-known AstraLocker and Yashma ransomware published decryptors and stopped spreading both of them.

Mobile 120

Mobile Malware Ransomware IoT 120

CyberSecurity Insiders

JANUARY 13, 2022

Supporting the above stated discovery is the latest press statement released by security firm Mandiant that suggests that it has been tracking Seedworm aka MuddyWater since May 2017 and it is into activities such as digital espionage, cyber attacks, Ddos and ransomware spread.

Hacking 110

Hacking Spyware DNS Surveillance 110

Malwarebytes

APRIL 19, 2021

We wrote about how Bitcoin payments were used to unmask a man who hired a Dark Web contract killer; how some ransomware gangs are connected, sharing resources and tactics; about a visa scam affecting Nigerian citizens looking to move to the United States; about NAME:WRECK a set of vulnerabilities found in the way a number of popular TCP/IP stacks handle (..)

Artificial Intelligence 60

Artificial Intelligence Scams DDOS DNS 60

SecureList

APRIL 27, 2022

Subsequently, DDoS attacks hit several government websites. The following day, Avast Threat Research announced the discovery of new Golang ransomware in Ukraine , which they dubbed HermeticRansom. We exposed similarities between DarkHalo’s SunShuttle backdoor and the Tomiris implant.

Malware 145

Malware Firmware Government Phishing 145