malware
DPRK hackers dupe targets into typing PowerShell commands as admin
North Korean state actor ‘Kimsuky’ (aka ‘Emerald Sleet’ or ‘Velvet Chollima’) has been observed using a new tactic inspired from the now widespread ClickFix campaigns. ClickFix is a social engineering tactic that has gained traction in the cybercrime community, especially for distributing infostealer malware. It involves deceptive error messages or prompts that direct victims to execute malicious code […]
Microsoft says attackers use exposed ASP.NET keys to deploy malware
Microsoft warns that attackers are deploying malware in ViewState code injection attacks using static ASP. NET machine keys found online. As Microsoft Threat Intelligence experts recently discovered, some developers use ASP.NET validationKey and decryptionKey keys (designed to protect ViewState from tampering and information disclosure) found on code documentation and repository platforms in their own software. […]
Crypto-stealing apps found in Apple App Store for the first time
Android and iOS apps on the Google Play Store and Apple App Store contain a malicious software development kit (SDK) designed to steal cryptocurrency wallet recovery phrases using optical character recognition (OCR) stealers. The campaign is called “SparkCat” after the name (“Spark”) of one of the malicious SDK components in the infected apps, with developers likely […]
CVE-2025-21298: A Critical Windows OLE Zero-Click Vulnerability
Explore CVE-2025-21298, a critical Windows OLE zero-click flaw enabling RCE via email. Learn its risks, impact, and how to defend against attacks. In January 2025, a critical security vulnerability identified as CVE-2025-21298 was disclosed, affecting Windows Object Linking and Embedding (OLE) technology. This vulnerability, with a CVSS score of 9.8, allows for remote code execution (RCE) through specially crafted emails, posing significant […]
Chinese cyberspies use new SSH backdoor in network device hacks
A Chinese hacking group is hijacking the SSH daemon on network appliances by injecting malware into the process for persistent access and covert operations. The newly identified attack suite has been used in attacks since mid-November 2024, attributed to the Chinese Evasive Panda, aka DaggerFly, cyber-espionage group. As per the findings of Fortinet’s Fortiguard researchers, the attack […]
New Aquabotv3 botnet malware targets Mitel command injection flaw
A new variant of the Mirai-based botnet malware Aquabot has been observed actively exploiting CVE-2024-41710, a command injection vulnerability in Mitel SIP phones. The activity was discovered by Akamai’s Security Intelligence and Response Team (SIRT), who reports that this is the third variant of Aquabot that falls under their radar. The malware family was introduced […]
Hacker infects 18,000 “script kiddies” with fake malware builder
A threat actor targeted low-skilled hackers, known as “script kiddies,” with a fake malware builder that secretly infected them with a backdoor to steal data and take over computers. Security researchers at CloudSEK report that the malware infected 18,459 devices globally, most located in Russia, the United States, India, Ukraine, and Turkey. “A trojanized version […]
Hundreds of fake Reddit sites push Lumma Stealer malware
Hackers are distributing close to 1,000 web pages mimicking Reddit and the WeTransfer file sharing service that lead to downloading the Lumma Stealer malware. On the fake pages, the threat actor is abusing the Reddit brand by showing a fake discussion thread on a specific topic. The thread creator asks for help to download a specific tool, […]
Stealthy ‘Magic Packet’ malware targets Juniper VPN gateways
A malicious campaign has been specifically targeting Juniper edge devices, many acting as VPN gateways, with malware dubbed J-magic that starts a reverse shell only if it detects a “magic packet” in the network traffic. The J-magic attacks appear to target organizations in the semiconductor, energy, manufacturing (marine, solar panels, heavy machinery), and IT sectors. […]
Telegram captcha tricks you into running malicious PowerShell scripts
Threat actors on X are exploiting the news around Ross Ulbricht to direct unsuspecting users to a Telegram channel that tricks them into run PowerShell code that infects them with malware. The attack, spotted by vx-underground, is a new variant of the “Click-Fix” tactic that has become very popular among threat actors to distribute malware over the past year. […]