alt=1. A man wearing a hoodie with bright, glowing eyes, creating an intense and mysterious atmosphere.

2024-08-28 Post a Comment

Stealthy ‘sedexp’ Linux malware evaded detection for two years

By Bill Toulas A stealthy Linux malware named ‘sedexp’ has been evading detection since 2022 by using a persistence technique not yet included in the MITRE ATT&CK framework. The malware was discovered by risk management firm Stroz Friedberg, an Aon Insurance company, and enables its operators to create reverse shells for remote access and to further the the attack. “At the time of this writing, the persistence technique used (udev […]

alt=1. A man wearing a hoodie stands in a server room, surrounded by rows of servers and blinking lights.

Cyber security

2024-08-28 Post a Comment

Chinese Volt Typhoon hackers exploited Versa zero-day to breach ISPs, MSPs

By Lawrence Abrams The Chinese state-backed hacking group Volt Typhoon is behind attacks that exploited a zero-day flaw in Versa Director to upload a custom webshell to steal credentials and breach corporate networks. Versa Director is a management platform ISPs and MSPs use to manage virtual WAN connections created using SD-WAN services. The vulnerability is tracked as CVE-2024-39717 and resides in a feature allowing admins to upload custom icons to […]

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Cyber security

2024-02-10 Post a Comment

How security experts unravel ransomware

Katie Malone Senior Reporter It’s usually law enforcement, or a mistake by the ransomware gang, that lets them reverse the process. Hackers use ransomware to go after every industry, charging as much money as they can to return access to a victim’s files. It’s a lucrative business to be in. In the first six months of 2023, ransomware gangs bilked $449 million from their targets, even though most governments advise against paying ransoms. Increasingly, […]

alt=A cartoon character holding a red folder, possibly containing ransomware.

Cyber security

2024-02-08 Post a Comment

The ransomware business is booming, even as enforcers shut down some major players

By Lauren Feiner, Palo Alto Networks’ Unit 42 found a 49 percent bump in victims reported by ransomware leak sites in 2023. 2023 was a big year for ransomware groups, even as law enforcement around the world continued to crack down on attackers. Palo Alto Networks’ Unit 42, the threat intelligence firm, found a 49 percent bump in victims reported by ransomware leak sites, totaling nearly 4,000 posts to those sites […]

Stealthy ‘sedexp’ Linux malware evaded detection for two years

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Chinese Volt Typhoon hackers exploited Versa zero-day to breach ISPs, MSPs

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How security experts unravel ransomware

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The ransomware business is booming, even as enforcers shut down some major players

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Stealthy ‘sedexp’ Linux malware evaded detection for two years

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Chinese Volt Typhoon hackers exploited Versa zero-day to breach ISPs, MSPs

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How security experts unravel ransomware

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The ransomware business is booming, even as enforcers shut down some major players

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