London’s city transport hit by cybersecurity incident [updated]

Transport for London TfL, the citys transport authority, is fighting through an ongoing cyberattack. TfL runs three separate units that arrange transports on Londons surface, underground, and Crossrail transportation systems. It serves some 8 million inhabitants of the London metropolitan area. I...

City of Columbus tries to silence security researcher

The City of Columbus, Ohio is suing a security researcher for sharing stolen data. All the complaint will accomplish, we imagine, is spotlight the ignorance of certain city officials in handling a common security matter. What happened is that the City of Columbus was attacked by a ransomware grou...

New Rust-Based Ransomware Cicada3301 Targets Windows and Linux Systems

Cybersecurity researchers have unpacked the inner workings of a new ransomware variant called Cicada3301 that shares similarities with the now-defunct BlackCat aka ALPHV operation. "It appears that Cicada3301 ransomware primarily targets small to medium-sized businesses SMBs, likely through...

A deep dive into the most interesting incident response cases of last year

In 2023, Kasperskys Global Emergency Response Team GERT participated in services around the world that allowed our experts to gain insight into various threats and techniques used by APT groups, common crimeware and, in some cases, internal adversaries. As we highlighted in our annual report, the...

IT threat evolution in Q2 2024. Non-mobile statistics

The statistics presented here are based on detection verdicts by Kaspersky products and services received from users who consented to providing statistical data. Quarterly figures In Q2 2024: Kaspersky solutions blocked over 664 million attacks from various internet sources. The web antivirus...

IT threat evolution in Q2 2024. Mobile statistics

Quarterly figures According to Kaspersky Security Network, in Q2 2024: 7 million attacks using malware, adware or unwanted mobile software were blocked. The most common threat to mobile devices was RiskTool software – 41% of all detected threats. A total of 367,418 malicious installation packages...

RansomHub Ransomware Group Targets 210 Victims Across Critical Sectors

Threat actors linked to the RansomHub ransomware group encrypted and exfiltrated data from at least 210 victims since its inception in February 2024, the U.S. government said. The victims span various sectors, including water and wastewater, information technology, government services and...

Head Mare: adventures of a unicorn in Russia and Belarus

Head Mare is a hacktivist group that first made itself known in 2023 on the social network X formerly Twitter1. In their public posts, the attackers reveal information about some of their victims, including organization names, internal documents stolen during attacks, and screenshots of desktops...

A week in security (August 26 – September 1)

Last week on Malwarebytes Labs: Iranian cybercriminals are targeting WhatsApp users in spear phishing campaign Fake Canva home page leads to browser lock Telegram CEO Pavel Durov charged with allowing criminal activity CODAC Behavioral Healthcare, US Marshalls are latest ransomware targets SMS...

Next-Generation Attacks, Same Targets - How to Protect Your Users' Identities

The FBI and CISA Issue Joint Advisory on New Threats and How to Stop Ransomware Note: on August 29, the FBI and CISA issued a joint advisory as part of their ongoing StopRansomware effort to help organizations protect against ransomware. The latest advisory, AA24-242A, describes a new cybercrimin...

Taylor Swift Concert Terror Plot Was Thwarted by Key CIA Tip

Plus: China-linked hackers infiltrate US internet providers, authorities crack down on a major piracy operation, and a ransomware gang claims attacks during the Paris Olympics...

Jasmin Ransomware Web Server Unauthenticated SQL Injection

This module requires Metasploit: https://metasploit.com/download Current source: https://github.com/rapid7/metasploit-framework class MetasploitModule 'Jasmin Ransomware Web Server Unauthenticated SQL Injection', 'Description' = %q The Jasmin Ransomware web server contains an unauthenticated SQL...

Jasmin Ransomware Web Server Unauthenticated Directory Traversal

This module requires Metasploit: https://metasploit.com/download Current source: https://github.com/rapid7/metasploit-framework class MetasploitModule 'Jasmin Ransomware Web Server Unauthenticated Directory Traversal', 'Description' = %q The Jasmin Ransomware web server contains an unauthenticate...

SANS Institute Unveils Critical Infrastructure Strategy Guide for 2024: A Call to Action for Securing ICS/OT Environments

A comprehensive guide authored by Dean Parsons, SANS Certified Instructor and CEO / Principal Consultant of ICS Defense Force, emphasizes the growing need for specialized ICS security measures in the face of rising cyber threats. With a staggering 50% increase in ransomware attacks targeting...

What kind of summer has it been?

Hello Talos followers. I'm back for my annual takeover of the Threat Source newsletter. First, an update on that killer sloth movie I was so excited about in August 2023. "Slotherhouse" debuted with an impressive $137,133 at the box office, with critics hailing its various set pieces such as "dea...

CISA and Partners Release Advisory on RansomHub Ransomware

Today, CISA—in partnership with the Federal Bureau of Investigation FBI, Multi-State Information Sharing and Analysis Center MS-ISAC, and Department of Health and Human Services HHS—released a joint Cybersecurity Advisory, StopRansomware: RansomHub Ransomware. This advisory provides network...

Iranian State Hackers Team Up with Ransomware Gangs in Attacks on US

State-Sponsored Espionage Meets Ransomware!...

U.S. Agencies Warn of Iranian Hacking Group's Ongoing Ransomware Attacks

U.S. cybersecurity and intelligence agencies have called out an Iranian hacking group for breaching multiple organizations across the country and coordinating with affiliates to deliver ransomware. The activity has been linked to a threat actor dubbed Pioneer Kitten, which is also known as Fox...

BlackByte Ransomware Exploits New VMware Flaw in VPN-Based Attacks

BlackByte ransomware group is leveraging a newly discovered VMware ESXi vulnerability and VPN access to launch a new…...

CODAC Behavioral Healthcare, US Marshalls are latest ransomware targets

The Qilin ransomware group listed CODAC Behavioral Healthcare, a nonprofit health care treatment organization, as one of their latest victims. Qilin seems to have a preference for healthcare and support organizations. One of their most well-known victims was the pathology lab services provider...