malware
Popular Android-based photo frames download malware on boot
Uhale Android-based digital picture frames come with multiple critical security vulnerabilities and some of them download and execute malware at boot time. Mobile security company Quokka conducted an in-depth security assessment on the Uhale app and found behavior suggesting a connection with the Mezmess and Voi1d malware families. The researchers reported the issues to ZEASN (now ‘Whale […]
Police disrupts Rhadamanthys, VenomRAT, and Elysium malware operations
Law enforcement authorities from nine countries have taken down over 1,000 servers used by the Rhadamanthys infolstealer, VenomRAT, and Elysium botnet malware operations in the latest phase of Operation Endgame, an international action targeting cybercrime. The joint action, coordinated by Europol and Eurojust, was also supported by multiple private partners, including Cryptolaemus, Shadowserver, Spycloud, Cymru, Proofpoint, CrowdStrike, […]
DanaBot malware is back to infecting Windows after 6-month break
The DanaBot malware has returned with a new version observed in attacks, six-months after law enforcement’s Operation Endgame disrupted its activity in May. According to security researchers at Zscaler ThreatLabz, there is a new variant of DanaBot, version 669, that has a command-and-control (C2) infrastructure using Tor domains (.onion) and “backconnect” nodes. Zscaler also identified and […]
GlassWorm malware returns on OpenVSX with 3 new VSCode extensions
The GlassWorm malware campaign, which impacted the OpenVSX and Visual Studio Code marketplaces last month, has returned with three new VSCode extensions that have already been downloaded over 10,000 times. GlassWorm is a campaign and malware that leverages Solana transactions to fetch a payload targeting GitHub, NPM, and OpenVSX account credentials, as well as cryptocurrency […]
Malicious NuGet packages drop disruptive ‘time bombs’
Several malicious packages on NuGet have sabotage payloads scheduled to activate in 2027 and 2028, targeting database implementations and Siemens S7 industrial control devices. The embedded malicious code uses a probabilistic trigger, so it may or may not activate depending on a set of parameters on the infected device. NuGet is an open-source package manager and software […]
New LandFall spyware exploited Samsung zero-day via WhatsApp messages
A threat actor exploited a zero-day vulnerability in Samsung’s Android image processing library to deploy a previously unknown spyware called ‘LandFall’ using malicious images sent over WhatsApp. The security issue was patched this year in April, but researchers found evidence that the LandFall operation was active since at least July 2024, and targeted select Samsung Galaxy […]
ClickFix malware attacks evolve with video instructions and OS detection
ClickFix attacks have evolved to feature videos that guide victims through the self-infection process, a timer to pressure targets into taking risky actions, and automatic detection of the operating system to provide the correct commands. In a typical ClickFix attack, the threat actor relies on social-engineering to trick users into pasting and executing code or […]
Sandworm hackers use data wipers to disrupt Ukraine’s grain sector
Russian state-backed hacker group Sandworm has deployed multiple data-wiping malware families in attacks targeting Ukraine’s education, government, and the grain sector, the country’s main revenue source. The attacks occurred in June and September, cybersecurity company ESET says in a report today, and continue Sandworm’s (a.k.a. APT44) string of destructive operations in Ukraine. As the name indicates, […]
Gootloader malware is back with new tricks after 7-month break
The Gootloader malware loader operation has returned after a 7-month absence and is once again performing SEO poisoning to promote fake websites that distribute the malware. Gootloader is a JavaScript-based malware loader spread through compromised or attacker-controlled websites, used to trick users into downloading malicious documents. The websites are promoted in search engines either via […]
Malicious Android apps on Google Play downloaded 42 million times
Hundreds of malicious Android apps on Google Play were downloaded more than 40 million times between June 2024 and May 2025, notes a report from cloud security company Zscaler. During the same period, the company observed a 67% year-over-year growth in malware targeting mobile devices, with spyware and banking trojans being a prevalent risk. Telemetry data […]