Krebs on Security

DECEMBER 29, 2022

You just knew 2022 was going to be The Year of Crypto Grift when two of the world’s most popular antivirus makers — Norton and Avira — kicked things off by installing cryptocurrency mining programs on customer computers.

Cryptocurrency 233

Cryptocurrency Cybercrime Computers and Electronics Scams 233

NetSpi Executives

APRIL 27, 2024

Victims pay ransomware adversaries for decryption keys through cryptocurrency, such as Bitcoin. Do antivirus and endpoint detection and response (EDR) tools stop ransomware? Attackers guess the passwords easily, find them in open source code repositories, or collect them via phishing. Protect your backup systems.

Ransomware 52

Ransomware Cyber Insurance Backups Insurance 52

eSecurity Planet

FEBRUARY 16, 2021

Install an antivirus solution that includes anti-adware capabilities. Attackers often use botnets to send out spam or phishing campaigns to carry out distributed denial of service (DDoS) attacks. If your antivirus software fails to notice a new strain, you can reinstall the browser. Jump ahead: Adware. Bots and botnets.

Malware 105

Malware Adware Spyware Antivirus 105

Spinone

NOVEMBER 1, 2019

Security Antivirus – software that scans a device or a network to detect security threats, alert you, and neutralize malicious code. Backup – a copy of physical or virtual data so in case they are being deleted or lost user could easily recover it. We highlighted in red all warning signs used to identify a phishing email.

Passwords 40

Passwords Social Engineering Malware Encryption 40

SecureList

DECEMBER 1, 2023

The attackers use the reverse shell to deploy a Bash stealer that collects data such as system information, browsing history, saved passwords, cryptocurrency wallet files and credentials for cloud services (AWS, Google Cloud, Oracle Cloud Infrastructure, Azure). Otherwise, the reverse shell is created by the crond backdoor itself.

Malware 91

Malware Ransomware Encryption Energy and Utilities 91

Spinone

JANUARY 22, 2020

How WannaCry spreads The first step is standard for ransomware infection: a user opens a phishing email and downloads malicious attachment through which malware infects the computer. How Petya spreads Like WannaCry, at the first stage, Petya propagates via phishing emails when Windows users download infected email attachments.

Ransomware 64

Ransomware Encryption Backups Phishing 64

Spinone

DECEMBER 16, 2019

Sodinokibi (or REvil) ransomware infects computers by exploiting a vulnerability in Oracle WebLogic and using phishing emails. Ransomware spreads by phishing emails (soon we’ll show you an example), infected USB devices, and many other ways you wouldn’t expect it to. Here’s an example of a typical phishing email.

Ransomware 52

Ransomware Cybersecurity Backups Social Engineering 52

eSecurity Planet

OCTOBER 21, 2022

Since 2008, antivirus and cybersecurity software testers AV-TEST have kept track of the number of newly-developed malware worldwide, totaling at nearly 1 billion as of September 2022. To apply more pressure, the attacker might also encrypt backup files to render them inaccessible. An August 2022 Statista report counted 2.8

Malware 69

Malware Adware Spyware Antivirus 69

Spinone

OCTOBER 13, 2020

Ransom payments are generally demanded in the form of untraceable cryptocurrency such as Bitcoin. As is often the case, the cost of restoring files from backups can amount to more than paying the ransom. Backups aren’t working. Ransomware today can actually look for backup files along with user data.

Ransomware 52

Ransomware Backups Data breaches Encryption 52

Spinone

JANUARY 20, 2020

The most preferred method of ransom payment is cryptocurrency because it is hard to track. Phishing Phishing is a fraudulent practice that tricks people into opening malicious emails and clicking on fake links that infect your computer with ransomware. In fact, only 25% of home users have automatic weekly backups.

Ransomware 59

Ransomware Encryption Antivirus Backups 59