Security Affairs

MARCH 19, 2022

The AvosLocker ransomware-as-a-service emerged in the threat landscape in September 2021, since January the group expanded its targets by implementing the support for encrypting Linux systems, specifically VMware ESXi servers. Regularly back up data, password protect backup copies offline. ransomware and phishing scams).

Ransomware 91

Ransomware DDOS Passwords Backups 91

Security Affairs

AUGUST 13, 2022

The group uses multiple attack vectors to gain access to victim networks, including RDP exploitation, SonicWall firewall vulnerabilities exploitation, and phishing attacks. To each encrypted file, it appends a randomized nine-digit hexadecimal number as an extension. “The ” reads the joint advisory. Pierluigi Paganini.

Ransomware 81

Ransomware Encryption Firmware Backups 81

eSecurity Planet

JUNE 30, 2023

TA505 is well-known for its involvement in global phishing and malware dissemination. Their victims include hundreds of companies worldwide, and they engage in various illegal activities, including providing ransomware-as-a-service, acting as an initial access broker, and orchestrating large-scale phishing assaults and financial fraud.

Ransomware 103

Ransomware Backups Passwords Software 103

Security Affairs

OCTOBER 22, 2022

The threat actors obtained the VPN credentials through phishing attacks. Below are the mitigations provided in the alert: Install updates for operating systems, software, and firmware as soon as they are released. In one successful attack, the attackers likely exploited an unpatched vulnerability in the organization’s VPN server.

Ransomware 65

Ransomware VPN Cybercrime Accountability 65

Security Affairs

SEPTEMBER 3, 2021

“Cyber criminal threat actors exploit network vulnerabilities to exfiltrate data and encrypt systems in a sector that is increasingly reliant on smart technologies, industrial control systems, and internet-based automation systems. The good news is in the latter attack the victims restored its backups. Pierluigi Paganini.

Ransomware 90

Ransomware Passwords Backups Firmware 90

SecureWorld News

OCTOBER 8, 2023

Use the 3-2-1 backup rule. Use the administrator account only for maintenance, software installation, or firmware updates. Attention should be paid to protecting routers and updating their firmware. While OS updates are now commonly practiced, router firmware updates remain an overlooked aspect.

Firmware 84

Firmware IoT Accountability Passwords 84

Malwarebytes

MAY 28, 2021

As with other “big game” ransomware, the delivery method changes according to the preferences of the group operating it, but among the most common attack vectors are remote desktop protocol (RDP) , phishing , and weaknesses in either software or hardware. Earlier versions appended the.CONTI extension to encrypted files.

Healthcare 107

Healthcare Ransomware Encryption Passwords 107

Malwarebytes

MARCH 10, 2022

Observed since: December 2021 Ransomware note: SURTR_README.hta Ransomware extension: surtr Kill Chain: Spear-Phishing > MalDoc > Surtr Ransomware Sample hash: 40e5bb0526169c02126ffa60a09041e5e5453a24b26bc837036748b150fa3fae. Implement regular backups of all data to be stored as air-gapped, password-protected copies offline.

Ransomware 71

Ransomware Phishing Accountability Technology 71

Security Affairs

MAY 13, 2021

According to open-source reporting, since August 2020, DarkSide actors have been targeting multiple large, high-revenue organizations, resulting in the encryption and theft of sensitive data. Enable strong spam filters to prevent phishing emails from reaching end users. Implement regular data backup procedures .

Ransomware 103

Ransomware Healthcare Phishing Risk 103

eSecurity Planet

OCTOBER 21, 2022

One of the most dangerous kinds of malware for businesses, ransomware can slip into a network or device and encrypt sensitive files or lock down the entire device unless the victims pay the hacker a usually-sizable fee to unlock it – and even then, decryption fails most of the time. Firmware rootkits are also known as “hardware rootkits.”.

Malware 75

Malware Adware Spyware Antivirus 75

eSecurity Planet

MARCH 22, 2023

Asset Discovery Controls Unauthorized devices can intercept or redirect network traffic through attacks such as connecting unauthorized computers to the network, deploying packet sniffers to intercept network traffic, or delivering a phishing link to a man-in-the-middle attack to steal login credentials and data.

Firewall 107

Firewall Network Security Penetration Testing Encryption 107

SecureList

JULY 28, 2022

We identified a Windows variant of this sample using the same string encryption algorithm, internal modules, and functionalities. In late 2021, we encountered a malicious DXE driver incorporated into several UEFI firmware images that were flagged by our firmware scanner (integrated into Kaspersky products at the start of 2019).

Malware 134

Malware Firmware Phishing Cryptocurrency 134

SecureWorld News

AUGUST 8, 2022

Also known as Gozi, Ursnif has evolved over the years to include a persistence mechanism, methods to avoid sandboxes and virtual machines, and search capability for disk encryption software to attempt key extraction for unencrypting files. physically disconnected) backups of data. Remcos installs a backdoor onto a target system.

Malware 82

Malware Banking Healthcare Penetration Testing 82

Security Affairs

OCTOBER 13, 2020

Malware, phishing, and web. Phishing is also one of the prominent threats relating to scams and fraudulent offers that arrive in users’ inboxes. As an example, we could use communications between systems that are not properly encrypted. Improper encryption. Vicious insider. Shadow IoT Devices.

IoT 129

IoT Cybersecurity Manufacturing Internet 129

eSecurity Planet

MAY 28, 2021

Ransomware: Encryption, Exfiltration, and Extortion. Ransomware perpetrators of the past presented a problem of availability through encryption. Prevent Rely solely on offline backups Disallow unnecessary file sharing. Detect Focus on encryption Assume exfiltration. Old way New way. The newest agency in the U.S.

Software 116

Software Firmware DNS VPN 116

eSecurity Planet

MARCH 23, 2022

Phishing & Watering Holes. The primary attack vector for most attacks, not just APTs, is to use phishing. Some APTs cast a wide net with general phishing attacks, but others use spear phishing attacks to target specific people and specific companies. Deploy data encryption at rest and in transit.

Firewall 107

Firewall Malware Phishing Software 107

eSecurity Planet

FEBRUARY 16, 2021

Attackers often use botnets to send out spam or phishing campaigns to carry out distributed denial of service (DDoS) attacks. Phishing and Social Engineering. More targeted efforts at specific users or organizations are known as spear phishing. How to Defend Against Phishing. Examples of Phishing Malware Attacks.

Malware 104

Malware Adware Spyware Antivirus 104

Security Affairs

APRIL 2, 2021

. “The APT actors may be using any or all of these CVEs to gain access to networks across multiple critical infrastructure sectors to gain access to key networks as pre-positioning for follow-on data exfiltration or data encryption attacks,” continues the advisory. Implement network segmentation. Focus on awareness and training.

Passwords 63

Passwords Government Firmware Accountability 63

eSecurity Planet

MAY 2, 2024

Compromised Credentials Compromised identities from phishing, info stealers, keyloggers, and bad password habits provide the entry point for most ransomware attacks and data breaches. Used active multi-email engagements after effective phishing screenings. Deployed malvertising and SEO poisoning to evade detection tools.

Cybersecurity 119

Cybersecurity DDOS Penetration Testing Passwords 119

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 117

Firewall Architecture Encryption Network Security 117

eSecurity Planet

JULY 25, 2023

Phishing attacks: Deceptive techniques, such as fraudulent emails or websites, trick individuals into revealing sensitive information like credit card and payment information, passwords, or login credentials. Ultimate Guide + Templates appeared first on eSecurityPlanet.

Software 98

Software Data breaches DDOS Ransomware 98

Malwarebytes

JULY 13, 2022

To penetrate and encrypt as many systems as possible, some threat groups have started writing ransomware code using cross-platform programming languages like Python, Rust, or Golang. Automatic data backups to offsite and/or segmented servers will be key in keeping businesses operational in case of breach. Ransomware mitigations.

Ransomware 108

Ransomware Manufacturing Government Computers and Electronics 108

Malwarebytes

APRIL 5, 2023

Most states require strong data privacy controls, which typically include encrypting any sensitive personal information of staff and students. Require phishing-resistant MFA. Keep all operating systems, software, and firmware up to date. Secure data storage is also a requirement of FERPA. cannot be altered or deleted).

Education 63

Education Ransomware Cybersecurity Risk 63