Unit 42, Palo Alto Networks threat research team, has found new malicious activity targeting IoT devices, using a variant of Mirai, a piece of malware that turns networked devices running Linux, typically small IoT devices, into remotely controlled bots that can be used in large-scale network attacks. Dubbed IZ1H9, this variant was first discovered in
May 29, 2023Ravie LakshmananAuthentication / Mobile Security Researchers have discovered an inexpensive attack technique that could be leveraged to brute-force fingerprints on smartphones to bypass user authentication and seize control of the devices. The approach, dubbed BrutePrint, bypasses limits put in place to counter failed biometric authentication attempts by weaponizing two zero-day vulnerabilities in the
A critical security flaw in the Expo framework has been discovered that could be exploited to reveal user data in various online services. The vulnerability (CVE-2023-28131) was discovered by Salt Security and has a CVSS score of 9.6. In particular, the bug was found in the way Expo’s Open Authorization (OAuth) social-login feature is implemented.
May 27, 2023Ravie LakshmananAPI Security / Vulnerability A critical security vulnerability has been disclosed in the Open Authorization (OAuth) implementation of the application development framework Expo.io. The shortcoming, assigned the CVE identifier CVE-2023-28131, has a severity rating of 9.6 on the CVSS scoring system. API security firm Salt Labs said the issue rendered services using
Romanian cybersecurity firm Safetech launched its official presence in the UK on May 23, 2023, underscoring the recent growth of the UK’s cybersecurity sector. Plans to build a security operations center (SOC) at the Plexal Innovation Hub based in London were announced during the company’s launch event. Anca Stancu, co-founder and managing partner of Safetech
ESET research uncovers an Android app that initially had no harmful features but months later turned into a spying tool This week, ESET malware researcher Lukas Stefanko revealed how an initially legitimate Android app morphed into a malicious trojan that could steal users’ files and record surrounding audio from the device’s microphone and then exfiltrate
A new stealthy information stealer malware called Bandit Stealer has caught the attention of cybersecurity researchers for its ability to target numerous web browsers and cryptocurrency wallets. “It has the potential to expand to other platforms as Bandit Stealer was developed using the Go programming language, possibly allowing cross-platform compatibility,” Trend Micro said in a
New Russian-linked malware designed to take down electricity networks has been identified by Mandiant threat researchers, who have urged energy firms to take action to mitigate this “immediate threat.” The specialized operational technology (OT) malware, dubbed COSMICENERGY, has similarities to malware used in previous attacks targeting electricity grids, including the ‘Industroyer’ incident that took down
May 26, 2023Ravie LakshmananData Safety / Cloud Security A new security flaw has been disclosed in the Google Cloud Platform’s (GCP) Cloud SQL service that could be potentially exploited to obtain access to confidential data. “The vulnerability could have enabled a malicious actor to escalate from a basic Cloud SQL user to a full-fledged sysadmin
Perception Point has observed a 356% growth in the number of advanced phishing attacks attempted by threat actors in 2022. According to the company’s 2023 Annual Report: Cybersecurity Trends & Insights report, the total number of attacks increased by 87%. Among the reasons behind this growth is the fact that malicious actors continue to gain widespread
by Paul Ducklin A PYTHON PERSPECTIVE VORTEX No audio player below? Listen directly on Soundcloud. With Doug Aamoth and Paul Ducklin. Intro and outro music by Edith Mudge. You can listen to us on Soundcloud, Apple Podcasts, Google Podcasts, Spotify, Stitcher and anywhere that good podcasts are found. Or just drop the URL of our
ESET researchers reveal details about a prevalent cryptor, operating as a cryptor-as-a-service used by tens of malware families In this blogpost we examine the operation of AceCryptor, originally documented by Avast. This cryptor has been around since 2016 and because – throughout its existence – it has been used to pack tens of malware families,
May 25, 2023Ravie LakshmananGaming / Server Security A new botnet called Dark Frost has been observed launching distributed denial-of-service (DDoS) attacks against the gaming industry. “The Dark Frost botnet, modeled after Gafgyt, QBot, Mirai, and other malware strains, has expanded to encompass hundreds of compromised devices,” Akamai security researcher Allen West said in a new
North Korea threat actor Lazarus group is targeting Windows IIS web servers to launch espionage attacks, according to a new analysis by AhnLab Security Emergency response Center (ASEC). The researchers said the approach represents a variation on the dynamic-link library (DLL) side-loading technique, a tactic regularly utilized by the state-affiliated group. Here, they believe the
by Paul Ducklin It’s taken more than five years for justice to be served in this case, but the cops and the courts got there in the end. The UK law enforcement office SEROCU, short for South East Regional Organised Crime Unit, this week reported the peculiar tale of one Ashley Liles, the literal Man
Nobody wants to spend their time dealing with the fallout of a security incident instead of building up their business Approximately one in seven people in Europe and the United States are self-employed, often realizing their dream to be in charge of their own destiny and having more freedom and control over their careers. But
May 24, 2023Ravie LakshmananCyber Threat / Web Security At least eight websites associated with shipping, logistics, and financial services companies in Israel were targeted as part of a watering hole attack. Tel Aviv-based cybersecurity company ClearSky attributed the attacks with low confidence to an Iranian threat actor tracked as Tortoiseshell, which is also called Crimson
Google has enhanced the security of its first-party Android applications by launching the Mobile Vulnerability Reward Program (Mobile VRP). The tech giant made the announcement on Twitter Monday, hours after publishing the new initiative. The Mobile VRP aims to encourage researchers and security experts to identify and report vulnerabilities in Google-developed or maintained Android apps.
by Paul Ducklin Public source code repositories, from Sourceforge to GitHub, from the Linux Kernel Archives to ReactOS.org, from PHP Packagist to the Python Package Index, better known as PyPI, are a fantastic source (sorry!) of free operating systems, applications, programming libraries, and developers’ toolkits that have done computer science and software engineering a world
Summary Azure Active Directory (Azure AD) is Microsoft’s cloud-based identity and access management service, and it supports multiple authentication methods. The premium version of Azure AD also supports Conditional Access policies (CAPs) that grant or block access based on defined criteria, such as device compliance or user location. Azure AD stores the settings for the
ESET researchers discover AhRat – a new Android RAT based on AhMyth – that exfiltrates files and records audio ESET researchers have discovered a trojanized Android app that had been available on the Google Play store with over 50,000 installs. The app, named iRecorder – Screen Recorder, was initially uploaded to the store without malicious
May 23, 2023Ravie LakshmananCyber Threat / APT Government and diplomatic entities in the Middle East and South Asia are the target of a new advanced persistent threat actor named GoldenJackal. Russian cybersecurity firm Kaspersky, which has been keeping tabs on the group’s activities since mid-2020, characterized the adversary as both capable and stealthy. The targeting
China has banned products sold by US chipmaker giant Micron, citing cybersecurity concerns. The Cyberspace Administration of China announced the decision on May 21, 2023, following a cybersecurity review of Micron products sold in China that was initiated in March 2023. In the statement, the Chinese government said the review had flagged “serious cybersecurity problems”
by Naked Security writer In November 2022, we wrote about a multi-country takedown against a Cybercrime-as-a-Service (CaaS) system known as iSpoof. Although iSpoof advertised openly for business on a non-darkweb site, reachable with a regular browser via a non-onion domain name, and even though using its services might technically have been legal in your country
May 22, 2023Ravie LakshmananData Protection / Privacy Facebook’s parent company Meta has been fined a record $1.3 billion by European Union data protection regulators for transferring the personal data of users in the region to the U.S. In a binding decision taken by the European Data Protection Board (EDPB), the social media giant has been
The CommonMagic malware implant has been associated with a previously unknown advanced persistent threat campaign linked to the Russo-Ukrainian conflict and relies on a new modular framework. Dubbed “CloudWizard,” the framework was discovered by security researchers at Kaspersky, who described it in an advisory published today. Leonid Bezvershenko, Georgy Kucherin and Igor Kuznetsov highlighted that sections
May 21, 2023Ravie LakshmananSoftware Security / Malware The maintainers of Python Package Index (PyPI), the official third-party software repository for the Python programming language, have temporarily disabled the ability for users to sign up and upload new packages until further notice. “The volume of malicious users and malicious projects being created on the index in
Don’t download software from non-reputable websites and sketchy links – you might be in for more than you bargained for Chances are good that you have, at some point, searched for free stuff online, including software, movies, TV shows, or live streams of sports matches. But the truth is that this search for “free” may
A vulnerability has been discovered in the KeePass password management software (v2.X), allowing an attacker to dump the master password from the program’s memory. The vulnerability (CVE-2023-32784) was discovered by security researcher Dominik Reichl and is expected to be resolved in the upcoming release of KeePass 2.54 in early June 2023. Reichl described the flaw
The identity of the second threat actor behind the Golden Chickens malware has been uncovered courtesy of a fatal operational security blunder, cybersecurity firm eSentire said. The individual in question, who lives in Bucharest, Romania, has been given the codename Jack. He is one of the two criminals operating an account on the Russian-language Exploit.in
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