Windows CLFS and five exploits used by ransomware operators (Exploit #4 – CVE-2023-23376)

This is part five of our study about the Common Log File System CLFS and five vulnerabilities in this Windows OS component that have been used in ransomware attacks throughout the year. Please read the previous parts first if you havent already. You can skip to the other parts using this table of...

Windows CLFS and five exploits used by ransomware operators (Exploit #3 – October 2022)

This is part four of our study about the Common Log File System CLFS and five vulnerabilities in this Windows OS component that have been used in ransomware attacks throughout the year. Please read the previous parts first if you havent already. You can skip to the other parts using this table of...

Windows CLFS and five exploits used by ransomware operators (Exploit #2 – September 2022)

This is the third part of our study about the Common Log File System CLFS and five vulnerabilities in this Windows OS component that have been used in ransomware attacks throughout the year. Please read the previous parts first if you havent already. You can skip to the other parts using this tab...

Windows CLFS and five exploits used by ransomware operators

In April 2023, we published a blog post about a zero-day exploit we discovered in ransomware attacks that was patched as CVE-2023-28252 after we promptly reported it to Microsoft. In that blog post, we mentioned that the zero-day exploit we discovered was very similar to other Microsoft Windows...

Windows CLFS and five exploits used by ransomware operators (Exploit #1 – CVE-2022-24521)

This is the second part of our study about the Common Log File System CLFS and five vulnerabilities in this Windows OS component that have been used in ransomware attacks throughout the year. Please read the previous part first if you havent already. You can skip to the other parts using this tab...

Windows CLFS and five exploits used by ransomware operators (Exploit #5 – CVE-2023-28252)

This is part six of our study about the Common Log File System CLFS and five vulnerabilities in this Windows OS component that have been used in ransomware attacks throughout the year. Please read the previous parts first if you havent already. You can go to other parts using this table of...

PikaBot Malware Unleashes Threat via Malvertising

Summary: PikaBot, a recently identified malware family, has become a prominent threat in malvertising campaigns, particularly through search engine ads. Associated with the TA577 threat actor and linked to ransomware distribution, PikaBot employs advanced tactics, such as decoy websites and...

Urgent: New Chrome Zero-Day Vulnerability Exploited in the Wild - Update ASAP

Google has rolled out security updates for the Chrome web browser to address a high-severity zero-day flaw that it said has been exploited in the wild. The vulnerability, assigned the CVE identifier CVE-2023-7024, has been described as a heap-based buffer overflow bug in the WebRTC framework that...

Remote Encryption Attacks Surge: How One Vulnerable Device Can Spell Disaster

Ransomware groups are increasingly switching to remote encryption in their attacks, marking a new escalation in tactics adopted by financially motivated actors to ensure the success of their campaigns. "Companies can have thousands of computers connected to their network, and with remote...

FBI issues advisory over Play ransomware

The Federal Bureau of Investigation FBI, Cybersecurity and Infrastructure Security Agency CISA, and the Australian Signals Directorate’s Australian Cyber Security Centre ACSC have released a joint Cybersecurity Advisory CSA about Play ransomware. According to the FBI, Play made around 300 victims...

BlackCat Ransomware Raises Ante After FBI Disruption

The U.S. Federal Bureau of Investigation FBI disclosed today that it infiltrated the worlds second most prolific ransomware gang, a Russia-based criminal group known as ALPHV and BlackCat. The FBI said it seized the gangs darknet website, and released a decryption tool that hundreds of victim...

A Major Ransomware Takedown Suffers a Strange Setback

After an 18-month rampage, global law enforcement finally moved against the notorious Alphv/BlackCat ransomware group. Within hours, the operation faced obstacles...

FBI Takes Down BlackCat Ransomware, Releases Free Decryption Tool

The U.S. Justice Department DoJ has officially announced the disruption of the BlackCat ransomware operation and released a decryption tool that more than 500 affected victims can use to regain access to files locked by the malware. Court documents show that the U.S. Federal Bureau of Investigati...

Behind the Scenes of Matveev's Ransomware Empire: Tactics and Team

Cybersecurity researchers have shed light on the inner workings of the ransomware operation led by Mikhail Pavlovich Matveev, a Russian national who was indicted by the U.S. government earlier this year for his alleged role in launching thousands of attacks across the world. Matveev, who resides ...

FBI Seizes Dark Web Domain of Blackcat – ALPHV Ransomware

By Waqas But the gang may already be back with a new domain. This is a post from HackRead.com Read the original post: FBI Seizes Dark Web Domain of Blackcat - ALPHV Ransomware...

Year in Malware 2023: Recapping the major cybersecurity stories of the past year

If there is anything the cybersecurity world learned in 2023, its that you can never count any bad guy out. Botnets kept coming back from the dead, ransomware actors found new ways to make money through data theft extortion and threat actors and malware who have been around for more than a decade...

Play Ransomware A Global Threat Impacting Businesses

Summary: The Play ransomware group, active since June 2022, employs a double-extortion model, impacting businesses globally. Utilizing legitimate tools for malicious activities, the group has affected approximately 300 entities. Threat Level - Red | Attack Report For a detailed threat advisory,...

CISA and FBI Release Advisory on ALPHV Blackcat Affiliates

Today, CISA and the Federal Bureau of Investigation FBI released a joint Cybersecurity Advisory CSA, StopRansomware: ALPHV Blackcat, to disseminate known ALPHV Blackcat affiliates’ tactics, techniques, and procedures TTPs and indicators of compromise IOCs identified through FBI investigations as...

Double-Extortion Play Ransomware Strikes 300 Organizations Worldwide

The threat actors behind the Play ransomware are estimated to have impacted approximately 300 entities as of October 2023, according to a new joint cybersecurity advisory from Australia and the U.S. "Play ransomware actors employ a double-extortion model, encrypting systems after exfiltrating dat...

MongoDB warns customers about data breach after cyberattack

Database provider MongoDB has posted a security notice about a security incident in which attackers obtained unauthorized access to some of its corporate systems. The targeted system contained customer names, phone numbers, and email addresses among other customer account metadata, including syst...