Symantec

Hackers hijack exposed AI models to launch cyberattacks at victims’ expense

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Hackers hijack exposed AI models to launch cyberattacks at victims’ expense 2026-10-23 at 11:21 By Sinisa Markovic An attack tool built around AI goes looking for AI models that anyone on the internet can reach, then uses them to plan break-ins while the model’s owner pays for the computing power. Symantec captured the agent’s instruction […]

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What stops attackers wrecking industrial plants is knowing how

AI, Anthropic, Cato Networks, Check Point, CISA, critical infrastructure, cybercrime, cybersecurity, Darktrace, Don't miss, Dragos, FBI, Hot stuff, ICS/SCADA, Israel, Kaspersky, LLMs, News, report, SentinelOne, Symantec, Threat Intelligence /

What stops attackers wrecking industrial plants is knowing how 2026-08-05 at 07:30 By Mirko Zorz Engineers at an Israeli food producer spent most of a week rebuilding a refrigeration system after an intruder switched the gas cooler and receiver valves to manual and pinned them open. Liquid CO2 flooded the compressors and destroyed them. The […]

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Spirals ransomware locks down victim systems in under 24 hours

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Spirals ransomware locks down victim systems in under 24 hours 2026-07-17 at 15:25 By Sinisa Markovic A previously unknown ransomware strain called Spirals was used last month in an attack against an IT services company in South Asia, where attackers went from initial access to data theft and encrypting the network in less than 24 […]

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Iran-linked APT targets US critical sectors with new backdoors

APT, backdoor, Carbon Black, Ctrl-Alt-Intel, cyber espionage, Don't miss, Hot stuff, Iran, Israel, News, Symantec, USA /

Iran-linked APT targets US critical sectors with new backdoors 2026-03-06 at 15:56 By Zeljka Zorz An Iran-linked hacking group has been active inside the networks of several US organizations since early February, raising concerns that the activity could precede broader cyber operations connected to escalating geopolitical tensions in the Middle East. New backdoors used by […]

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Ransomware activity never dies, it multiplies

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Ransomware activity never dies, it multiplies 2026-01-16 at 09:57 By Sinisa Markovic Ransomware attacks kept climbing through 2025, even as major criminal groups collapsed and reformed. A new study conducted by the Symantec and Carbon Black Threat Hunter Team shows that disruption inside the ransomware economy slowed activity only briefly, while extortion methods expanded and […]

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The year ahead in cyber: What’s next for cybersecurity in 2026

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The year ahead in cyber: What’s next for cybersecurity in 2026 2025-11-17 at 07:31 By Help Net Security In this Help Net Security video, Dick O’Brien, Principal Intelligence Analyst at Symantec, outlines the major cyber risks expected in 2026. He explains that attackers are often breaching networks by targeting people instead of exploiting software flaws. […]

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RansomHub affiliate leverages multi-function Betruger backdoor

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RansomHub affiliate leverages multi-function Betruger backdoor 2025-03-20 at 12:03 By Zeljka Zorz A RansomHub affiliate is leveraging a new multi-function backdoor dubbed Betruger to perform various actions during their attacks, Symantec researchers have discovered. The Betruger backdoor The malware can take screenshots, log keystroke, scan networks, dump credentials, upload files to a command and control […]

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Chinese APT Tools Found in Ransomware Schemes, Blurring Attribution Lines

APT41, China APT, cybercrime, Malware & Threats, Nation-State, PlugX, Ransomware, Shadowpad, Symantec, Trend Micro /

Chinese APT Tools Found in Ransomware Schemes, Blurring Attribution Lines 2025-02-20 at 19:29 By Ryan Naraine China-linked cyberespionage toolkits are popping up in ransomware attacks, forcing defenders to rethink how they combat state-backed hackers. The post Chinese APT Tools Found in Ransomware Schemes, Blurring Attribution Lines appeared first on SecurityWeek. This article is an excerpt […]

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Private US companies targeted by Stonefly APT

APT, Don't miss, enterprise, extortion, government-backed attacks, Hot stuff, Mandiant, News, North Korea, Symantec, USA /

Private US companies targeted by Stonefly APT 2024-10-03 at 14:01 By Zeljka Zorz Undeterred by the indictment issued against one of its alleged members, North Korean APT group Stonefly (aka APT45) continues to target companies in the US, Symantec threat analysts warned. About Stonefly Also known as Andariel and OnyxFleet, Stonefly has been linked to […]

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Chinese hackers compromised an ISP to deliver malicious software updates

APT, cyber espionage, DNS, Don't miss, ESET, Hot stuff, ISP, Malware, News, supply chain compromise, Symantec, Volexity /

Chinese hackers compromised an ISP to deliver malicious software updates 2024-08-05 at 13:46 By Zeljka Zorz APT StormBamboo compromised a undisclosed internet service provider (ISP) to poison DNS queries and thus deliver malware to target organizations, Volexity researchers have shared. Malware delivery via automatic software updates StormBamboo (aka Evasive Panda, aka StormCloud), a Chinese-speaking threat […]

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The effects of law enforcement takedowns on the ransomware landscape

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The effects of law enforcement takedowns on the ransomware landscape 2024-03-13 at 17:03 By Zeljka Zorz While the results of law enforcement action against ransomware-as-a-service operators Alphv/BlackCat and LockBit are yet to be fully realized, the August 2023 disruption of the Qakbot botnet has had one notable effect: ransomware affiliates have switched to vulnerability exploitation […]

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Broadcom Merges Symantec and Carbon Black Into New Business Unit

Broadcom, Carbon Black, EDR, Endpoint Security, Funding/M&A, Symantec /

Broadcom Merges Symantec and Carbon Black Into New Business Unit 2024-03-11 at 21:01 By SecurityWeek News Fresh off its $69 billion acquisition of VMware, Broadcom creates an Enterprise Security Group unit that merges Symantec and Carbon Black. The post Broadcom Merges Symantec and Carbon Black Into New Business Unit appeared first on SecurityWeek. This article […]

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Most dual ransomware attacks occur within 48 hours

Don't miss, Emsisoft, FBI, Hot stuff, News, Ransomware, Sophos, Symantec, trends /

Most dual ransomware attacks occur within 48 hours 02/10/2023 at 12:16 By Helga Labus Since July 2023, the Federal Bureau of Investigation (FBI) has noticed a new trend: dual ransomware attacks on the same victim, occurring in close proximity of one another. Dual ransomware attacks Dual ransomware attacks are when against the same victim occurr […]

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Attackers use fallback ransomware if LockBit gets blocked

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Attackers use fallback ransomware if LockBit gets blocked 14/09/2023 at 13:15 By Zeljka Zorz Your security solutions might stave off a LockBit infection, but you might still end up with encrypted files: according to Symantec’s threat researchers, some affiliates are using the 3AM ransomware as a fallback option in case LockBit gets flagged and blocked. […]

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The rise and evolution of supply chain attacks

backdoor, Broadcom, cybersecurity, Don't miss, Hot stuff, Malware, software, supply chain attacks, Symantec, trojan, Video /

The rise and evolution of supply chain attacks 13/09/2023 at 07:03 By Help Net Security A supply chain attack is a cyberattack that focuses on a third-party supplier providing essential services or software to the supply chain. In this Help Net Security video, Dick O’Brien, Principal Intelligence Analyst in the Symantec Threat Hunter team, discusses […]

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New Buhti ransomware uses leaked payloads and public exploits

cybercrime, Don't miss, Hot stuff, Linux, Malware, News, Ransomware, Symantec, Windows /

New Buhti ransomware uses leaked payloads and public exploits 26/05/2023 at 08:09 By Helga Labus A newly identified ransomware operation has refashioned leaked LockBit and Babuk payloads into Buhti ransomware, to launch attacks on both Windows and Linux systems. Use of public exploits One notable aspect of the attackers leveraging the Buhti ransomware is their […]

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Dissecting Rancoz Ransomware

@siri_urz, Avast, Avira, b95a4443bb8bff80d..., Backups, ChaChapoly, Chrome, Command Line Arguments, Common7, Comodo, cybercrime, darkweb, data breach, Data leak, Dell, Dr.Web, ESET, Install Shield Installation Information, Intel, Kaspersky Lab, Malware, McAfee, Microsoft Help, Microsoft SDKs, Microsoft Shared, Microsoft Visual Studio, Microsoft VS Code, Microsoft.NET, MingGW, MingGW (GCC), MovieMaker, NTRU, NTRU Public Key, NVIDIA Corporation, Onion, Opera, OSINT, Package Cache, Rancoz, Ransomware, RDP, Reference assemblies, Remote Access Trojans, Remote Desktop Protocol, ShadowCopy, ShellExecute, Spytechsoftware, Symantec, Symantec Client Security, System Volume Information, Threat Intelligence, Vice Society, Windows, Windows App Certification Kit, Windows Defender, Windows Mail, Windows Media Player, Windows Multimedia Platform, Windows NT, Windows Phone Silverlight Kits, Windows Photo Viewer, Windows Portable Devices, Windows Security, WindowsApps, WindowsPowerShell, Wsus, Yandex Browser /

Dissecting Rancoz Ransomware 11/05/2023 at 15:46 By cybleinc CRIL analyzes Rancoz, a new ransomware variant that is leveraging Vice Society’s codebase to target a wider victim base. The post Dissecting Rancoz Ransomware appeared first on Cyble. This article is an excerpt from Cyble View Original Source

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