Sep 11, 2024Ravie LakshmananNetwork Security / Hacking The operators of the mysterious Quad7 botnet are actively evolving by compromising several brands of SOHO routers and VPN appliances by leveraging a combination of both known and unknown security flaws. Targets include devices from TP-LINK, Zyxel, Asus, Axentra, D-Link, and NETGEAR, according to a new report by French … [Read more...] about Quad7 Botnet Expands to Target SOHO Routers and VPN Appliances
information security
CosmicBeetle Deploys Custom ScRansom Ransomware, Partnering with RansomHub
The threat actor known as CosmicBeetle has debuted a new custom ransomware strain called ScRansom in attacks targeting small- and medium-sized businesses (SMBs) in Europe, Asia, Africa, and South America, while also likely working as an affiliate for RansomHub. "CosmicBeetle replaced its previously deployed ransomware, Scarab, with ScRansom, which is continually improved," ESET … [Read more...] about CosmicBeetle Deploys Custom ScRansom Ransomware, Partnering with RansomHub
New RAMBO Attack Uses RAM Radio Signals to Steal Data from Air-Gapped Networks
Sep 09, 2024Ravie LakshmananVulnerability / Hardware Security A novel side-channel attack has been found to leverage radio signals emanated by a device's random access memory (RAM) as a data exfiltration mechanism, posing a threat to air-gapped networks. The technique has been codenamed RAMBO by Dr. Mordechai Guri, the head of the Offensive Cyber Research Lab in the … [Read more...] about New RAMBO Attack Uses RAM Radio Signals to Steal Data from Air-Gapped Networks
North Korean Threat Actors Deploy COVERTCATCH Malware via LinkedIn Job Scams
Sep 07, 2024Ravie LakshmananCyber Security / Malware Threat actors affiliated with North Korea have been observed leveraging LinkedIn as a way to target developers as part of a fake job recruiting operation. These attacks employ coding tests as a common initial infection vector, Google-owned Mandiant said in a new report about threats faced by the Web3 sector. "After an … [Read more...] about North Korean Threat Actors Deploy COVERTCATCH Malware via LinkedIn Job Scams
FBI Cracks Down on Dark Web Marketplace Managed by Russian and Kazakh Nationals
Sep 07, 2024Ravie LakshmananCybercrime / Dark Web Two men have been indicted in the U.S. for their alleged involvement in managing a dark web marketplace called WWH Club that specializes in the sale of sensitive personal and financial information. Alex Khodyrev, a 35-year-old Kazakhstan national, and Pavel Kublitskii, a 37-year-old Russian national, have been charged with … [Read more...] about FBI Cracks Down on Dark Web Marketplace Managed by Russian and Kazakh Nationals
SonicWall Urges Users to Patch Critical Firewall Flaw Amid Possible Exploitation
Sep 06, 2024Ravie LakshmananNetwork Security / Threat Detection SonicWall has revealed that a recently patched critical security flaw impacting SonicOS may have come under active exploitation, making it essential that users apply the patches as soon as possible. The vulnerability, tracked as CVE-2024-40766, carries a CVSS score of 9.3 out of a maximum of 10. "An improper … [Read more...] about SonicWall Urges Users to Patch Critical Firewall Flaw Amid Possible Exploitation
Chinese-Speaking Hacker Group Targets Human Rights Studies in Middle East
Sep 05, 2024Ravie LakshmananMalware / Human Rights Unnamed government entities in the Middle East and Malaysia are the target of a persistent cyber campaign orchestrated by a threat actor known as Tropic Trooper since June 2023. "Sighting this group's [Tactics, Techniques, and Procedures] in critical governmental entities in the Middle East, particularly those related to … [Read more...] about Chinese-Speaking Hacker Group Targets Human Rights Studies in Middle East
North Korean Hackers Targets Job Seekers with Fake FreeConference App
North Korean threat actors have leveraged a fake Windows video conferencing application impersonating FreeConference.com to backdoor developer systems as part of an ongoing financially-driven campaign dubbed Contagious Interview. The new attack wave, spotted by Singaporean company Group-IB in mid-August 2024, is yet another indication that the activity is also leveraging native … [Read more...] about North Korean Hackers Targets Job Seekers with Fake FreeConference App
Hacktivists Exploits WinRAR Vulnerability in Attacks Against Russia and Belarus
Sep 03, 2024Ravie LakshmananRansomware / Malware A hacktivist group known as Head Mare has been linked to cyber attacks that exclusively target organizations located in Russia and Belarus. "Head Mare uses more up-to-date methods for obtaining initial access," Kaspersky said in a Monday analysis of the group's tactics and tools. "For instance, the attackers took advantage of … [Read more...] about Hacktivists Exploits WinRAR Vulnerability in Attacks Against Russia and Belarus
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 facilities, healthcare and public health, emergency services, food and agriculture, … [Read more...] about RansomHub Ransomware Group Targets 210 Victims Across Critical Sectors