Krebs on Security

APRIL 6, 2022

Many organizations are already struggling to combat cybersecurity threats from ransomware purveyors and state-sponsored hacking groups, both of which tend to take days or weeks to pivot from an opportunistic malware infection to a full blown data breach. Many employees passed the messages onto the security team and went back to business.

Social Engineering 299

Social Engineering Phishing Accountability Engineering 299

SecureList

MAY 25, 2021

The original version of the malware, as well as some of the subsequent “rebrandings”, e.g., Nemty, were advertised on an underground forum by a poster with the username jsworm. We will describe some notable variants of the JSWorm family encountered during the history of this malware. Technical details. May 2019: JSWorm.

Ransomware 131

Ransomware Encryption Malware Energy and Utilities 131

SecureList

MAY 12, 2021

Well-known malware families are involved in the biggest and most wide-reaching campaigns. Hackers who are on the lookout for publicly disclosed vulnerabilities (1-days) in internet facing software, such as VPN appliances or email gateways. According to our research , this malware affected almost 20 business sectors.

Ransomware 145

Ransomware Encryption Malware Cybercrime 145

SecureList

APRIL 23, 2021

Was ransomware, in fact, a dying species of malware? In 2019, the share of users targeted with ransomware among the overall number of users that encountered malware was 3.31%; this declined slightly in 2020 to 2.67%. The share of ransomware detections among the overall number of malware detections was 1.49% in 2019 and 1.08% in 2020.

Ransomware 142

Ransomware Mobile Malware Encryption 142