Security Affairs

MARCH 12, 2025

The malware kills previous instances, deletes itself to evade detection, reads system configuration files, and establishes an encrypted C2 channel on port 82. It spreads by exploiting CVE-2023-1389 and can execute remote shell commands or launch DoS/DDoS attacks when instructed by the C2 server. Australia, China, and Mexico.

IoT 72

IoT Malware Encryption DDOS 72

Security Affairs

FEBRUARY 23, 2025

from Bybit, it is the largest cryptocurrency heist ever Apple removes iCloud encryption in UK following backdoor demand B1acks Stash released 1 Million credit cards U.S. Enjoy a new round of the weekly SecurityAffairs newsletter, including the international press. Lazarus APT stole $1.5B

Malware 65

Malware Scams Encryption Phishing 65

Security Affairs

MAY 11, 2021

The Federal Bureau of Investigation (FBI) and the Australian Cyber Security Centre (ACSC) are warning of an ongoing Avaddon ransomware campaign targeting organizations worldwide in multiple industries, including government, finance, energy, manufacturing, and healthcare. Follow me on Twitter: @securityaffairs and Facebook.

Ransomware 138

Ransomware Backups Antivirus DDOS 138

Security Affairs

DECEMBER 15, 2021

While investigating a data breach suffered by a healthcare organization, FBI accidentally revealed that it believes that the HelloKitty ransomware gang operates out of Ukraine. According to the alert, the ransomware gang is launching distributed denial-of-service (DDoS) attacks as part of its extortion activities.

Ransomware 110

Ransomware Data breaches DDOS Healthcare 110

eSecurity Planet

JANUARY 30, 2024

Downtime limits incident response, increases the risk of data breaches, and can be used as leverage for DDoS attacks. Failure to enforce security regulations and implement appropriate encryption may result in accidental data exposure. Examples include GDPR in Europe, HIPAA in healthcare, and PCI DSS for payment card data.

Risk 127

Risk DDOS Data breaches Encryption 127

Malwarebytes

FEBRUARY 13, 2023

Florida hospital takes entire IT systems offline after 'ransomware attack' Introducing Malwarebytes Mobile Security for Business: How to find malware and stop phishing attacks on smartphones and ChromeOS ION starts bringing customers back online after LockBit ransomware attack Stalkerware-type app developers fined by NY Attorney General Encrypted messaging (..)

DDOS 93

DDOS Ransomware Healthcare Mobile 93

Malwarebytes

JUNE 8, 2022

There are dozens of Linux malware families out there today threatening SMBs with anything from ransomware to DDoS attacks. If you wake up one morning and find that all of your files are encrypted along with a ransom note demanding a Bitcoin payment — you just may have been hit with QNAPCrypt. Cloud Snooper. Cheers extension.

Malware 135

Malware IoT DDOS Firewall 135

Malwarebytes

MAY 11, 2021

The FBI states that is has received notifications of unidentified cyber actors using Avaddon ransomware against US and foreign private sector companies, manufacturing organizations, and healthcare agencies. Avaddon ransomware performs an encryption in offline mode using AES-256 + RSA-2048 to encrypt files. Free decryptor.

Ransomware 137

Ransomware VPN Encryption Cybercrime 137

Thales Cloud Protection & Licensing

NOVEMBER 6, 2019

For instance, malicious actors can use malware to enslave exposed IoT devices into a botnet and launch distributed denial-of-service (DDoS) attacks. Healthcare is in Need of a Check-Up. The effects mentioned above in the manufacturing and energy industries are quite similar to those involving healthcare organizations.

IoT 122

IoT Risk Energy and Utilities Healthcare 122

CyberSecurity Insiders

FEBRUARY 1, 2023

At the beginning this week, ransomware spreading hackers locked down the servers of Nantucket Public Schools with the help of file encrypting malware, prompting the school authorities to shut down the schools from Tuesday.

Ransomware 111

Ransomware DDOS Healthcare Education 111

CyberSecurity Insiders

MARCH 30, 2022

Notorious Hive Ransomware group has published details of 850,000 patient records belonging to Partnership HealthPlan of California and said that a portion of data will be sold on the dark web, if the healthcare provider doesn’t bow down to its ransom demands.

Ransomware 90

Ransomware Encryption DDOS Healthcare 90

Centraleyes

APRIL 7, 2025

Firewalls, Routers, and Switches): Threat Resilience: Devices must demonstrate resistance against known attack vectors, including DDoS attacks, buffer overflows, and man-in-the-middle attempts. Encryption Protocols: Compliance with robust encryption standards like TLS 1.3 authentication, encryption) that products can implement.

Cybersecurity 52

Cybersecurity Encryption Marketing Healthcare 52

IT Security Guru

JULY 19, 2021

By the time you have finished reading this sentence, an organisation somewhere in the world will have fallen victim to a ransomware attack and had at least some of its corporate data encrypted. Globally, on average, the criminals behind ransomware attacks hit a new organisation every 10 seconds, but less than five years ago, it was every 40.

Ransomware 123

Ransomware DDOS Encryption Phishing 123

eSecurity Planet

OCTOBER 16, 2023

Data Encryption Public cloud providers implement strong encryption mechanisms to protect data at rest, and users should enable encryption for data in transit as well. Data encryption in transit guarantees that information stays private while being sent across networks.

Encryption 109

Encryption DDOS Authentication Firewall 109

Thales Cloud Protection & Licensing

JULY 23, 2019

But the energy sector also underpins our emergency and response systems, our hospitals and healthcare, our schools, our businesses, and virtually everything we do as a society. If you’re like millions of other Americans, your TV is connected to the Internet and uses technology generated from the nation’s power grid. In the U.S.

Energy and Utilities 103

Energy and Utilities Digital transformation Encryption Technology 103

SecureList

SEPTEMBER 11, 2023

The gang has scored a series of resonant attacks on oil companies, financial services , government agencies and healthcare providers. As with most cyberextortionists lately, the Cuba gang encrypts victims’ files and demands a ransom in exchange for a decryption key. DDoS attacks in that case are not necessary.

Ransomware 144

Ransomware Encryption Malware DDOS 144

Security Affairs

MAY 14, 2023

ransom Dragon Breath APT uses double-dip DLL sideloading strategy International Press Cybercrime San Bernardino County pays $1.1-million ransom Dragon Breath APT uses double-dip DLL sideloading strategy International Press Cybercrime San Bernardino County pays $1.1-million

Data breaches 98

Data breaches DDOS Ransomware Artificial Intelligence 98

Security Boulevard

OCTOBER 16, 2024

To make matters worse, geopolitical tensions are driving a dramatic increase in Distributed Denial of Service (DDoS) attacks. In its 2024 DDoS Threat Landscape Report , Imperva revealed a 111% increase in the attacks it mitigated from H1 2023 to 2024. The modern internet's interconnected nature also threatens data security.

DDOS 69

DDOS Encryption Data breaches Identity Theft 69

eSecurity Planet

MAY 2, 2024

Vendor reports note huge volume of attacks on local and public infrastructure, such as: CrowdStrike: Monitored hacktivist and nation-state distributed denial of service (DDoS) attacks related to the Israli-Palestinian conflict, including against a US airport. 50,000 DDoS attacks on public domain name service (DNS) resolvers.

Cybersecurity 121

Cybersecurity DDOS Penetration Testing Passwords 121

eSecurity Planet

APRIL 6, 2023

Ransomware is a type of malicious program, or malware, that encrypts files, documents and images on a computer or server so that users cannot access the data. These keys are available to the attacker, and the encryption can only be decrypted using a private key. How Does Ransomware Work?

Ransomware 98

Ransomware Backups Encryption Malware 98

Malwarebytes

OCTOBER 4, 2022

A standard ransomware attack asks for payment in order to release the hijacked, encrypted files. Criminals quickly realised they have more chance of payment if they make additional threats, like leaking the stolen data, selling it on, or even hitting the target with DDoS attacks to knock out their systems and networks.

Ransomware 98

Ransomware Social Engineering DDOS Healthcare 98

SecureWorld News

JUNE 4, 2024

Proliferation of dangerous ransomware variants While ransomware itself is not new, Madnick highlights the emergence of more virulent and destructive strains that go beyond just encrypting data for extortion. Infostealer attacks are on the rise, focusing on data collection rather than just hiding data behind encryption.

Data breaches 109

Data breaches Social Engineering Ransomware Backups 109

eSecurity Planet

MAY 24, 2024

Generally, when you adhere to the cloud security best practices , such as strong authentication, data encryption, and continuous monitoring, the cloud can be extremely safe. Encrypt data: Ensure that data is encrypted at rest and in transit. This is why you need continuous vigilance and risk management.

Encryption 119

Encryption Risk Passwords Technology 119

SecureWorld News

JANUARY 27, 2025

If DeepSeek's breakthrough allows Chinese companies to leap ahead in industries like semiconductors, healthcare, and autonomous systems, it could shift global economic power away from U.S. markets are reacting sharply. tech giants like NVIDIA, Microsoft, and Alphabet have long been seen as leaders in the AI race.

Marketing 113

Marketing Data privacy Technology Encryption 113

Centraleyes

MARCH 20, 2025

Lets explore some notable use cases: Incident Response: A multinational company faced a ransomware attack that encrypted a portion of its servers. Phishing Campaign Detection: A healthcare provider used email traffic heat maps to identify unusual spikes in phishing emails targeting specific departments.

Cyber Attacks 52

Cyber Attacks Risk Cybersecurity Ransomware 52

SecureList

MAY 12, 2021

To ensure that their ability to restore encrypted files would never be questioned, they cultivated an online presence, wrote press releases and generally made sure their name would be known to all potential victims. The malware sample has an encrypted configuration block with many fields, which allow attackers to fine-tune the payload.

Ransomware 145

Ransomware Encryption Malware Cybercrime 145

Security Boulevard

JUNE 2, 2022

Double-extortion attacks, which include data exfiltration in addition to encryption, are rising even faster at 117% year-over-year. Multiple-extortion attacks that utilize data theft, distributed denial of service (DDoS) attacks, customer communications, and more as layered extortion tactics to increase ransom payouts.

Ransomware 105

Ransomware Architecture Manufacturing Encryption 105

eSecurity Planet

MARCH 14, 2023

Encryption will regularly be used to protect the data from interception. In the broadest sense, defense in depth uses: Data security : protects data at rest and in transit such as encryption, database security, message security, etc. Operations Disruption While most attacks target endpoints (user computers, servers, etc.),

Network Security 98

Network Security Firewall Penetration Testing Encryption 98

Security Affairs

NOVEMBER 14, 2021

Hundreds of thousands of fake warnings of cyberattacks sent from a hacked FBI email server GravityRAT returns disguised as an end-to-end encrypted chat app Intel and AMD address high severity vulnerabilities in products and drivers New evolving Abcbot DDoS botnet targets Linux systems Retail giant Costco discloses data breach, payment card data exposed (..)

Spyware 55

Spyware Data breaches Ransomware Hacking 55

Thales Cloud Protection & Licensing

MARCH 5, 2025

Data Security The Thales Data Security product suite helps discover and classify sensitive data across hybrid IT and automatically protects it anywhere - whether at rest, in motion, or in use - using advanced encryption , tokenization , and key management.

Firewall 62

Firewall Digital transformation Encryption Risk 62

Thales Cloud Protection & Licensing

MAY 22, 2024

Expanded Scope The original version of NIS identified only healthcare, transport, digital infrastructure, water supply, banking, financial market infrastructure, and energy as essential sectors. Cryptography and encryption. It also provides for more robust enforcement. NIS2 adds to the initial directive in four key areas: 1.

Marketing 62

Marketing Data breaches Risk Authentication 62

eSecurity Planet

APRIL 29, 2022

Firepower NGFWs provide advanced malware protection, security intelligence, sandboxing, DDoS mitigation, and a next-generation intrusion prevention system. It offers real-time threat protection and searchable cloud encryption to protect data at rest. As a whole, the Cisco suite is a powerful zero trust security solution. CASB Benefits.

Software 123

Software Cybersecurity Firewall Antivirus 123

Centraleyes

FEBRUARY 26, 2025

The ransomware attack copied and encrypted 60 GB of internal information, including ID cards, internal memos, and hospital call logs. AvosLocker uses a customized version of the AES algorithm with a 256 block size, adding the unique.avos extension to encrypted files.

Cybersecurity 52

Cybersecurity Banking Education Antivirus 52

Digital Shadows

OCTOBER 19, 2022

In August 2022, LockBit’s data-leak sites were taken offline multiple times after being hit by distributed denial-of-service (DDoS) attacks. The DDoS attacks followed LockBit’s breach of cyber-security company Entrust. Notably, ransomware was a key tool in this campaign, deployed by the attackers to encrypt Albanian data.

Ransomware 52

Ransomware Government Marketing Healthcare 52

SecureList

OCTOBER 20, 2021

The industries affected included everything from IT to retail, from oil and gas to healthcare. Having gained access to a company network, they assess the attractiveness of the company and sell access to other cybercriminals, who then work on harvesting or encrypting the company’s data. But our visibility showed otherwise.

Cybercrime 145

Cybercrime Banking Malware Ransomware 145

SecureList

JULY 27, 2023

Killnet, led by a person nicknamed “KillMilk”, is one of the leaders of the hacktivist movement that uses DDoS as a means of disruption. The new MATA orchestrator introduced several modifications to its encryption, configuration and communication protocols and appears to have been rewritten from scratch.

Malware 98

Malware Government Phishing Social Engineering 98

Krebs on Security

MAY 11, 2021

From today we introduce moderation and check each company that our partners want to encrypt to avoid social consequences in the future.” “Now our team and partners encrypt many companies that are trading on NASDAQ and other stock exchanges,” DarkSide explains. Security firm Emsisoft found that almost 2,400 U.S.-based

Ransomware 364

Ransomware Advertising Healthcare Penetration Testing 364