Mar 18, 2023Ravie LakshmananNetwork Security / Cyber Espionage The zero-day exploitation of a now-patched medium-severity security flaw in the Fortinet FortiOS operating system has been linked to a suspected Chinese hacking group. Threat intelligence firm Mandiant, which made the attribution, said the activity cluster is part of a broader campaign designed to deploy backdoors onto
by Paul Ducklin Google has just revealed a fourfecta of critical zero-day bugs affecting a wide range of Android phones, including some of its own Pixel models. These bugs are a bit different from your usual Android vulnerabilities, which typically affect the Android operating system (which is Linux-based) or the applications that come along with
Scammers are looking to cash in on the chaos that has set in following the startling meltdowns of Silicon Valley Bank and Signature Bank and the crisis at Credit Suisse When mayhem, panic and chaos set in – as has been the case following the meltdowns of Silicon Valley Bank (SVB) and Signature Bank and
Dozens of websites set up to deliver trojanized versions of WhatsApp and Telegram apps have been spotted targeting Android and Windows users. As discovered by security researchers at ESET, most of these apps rely on clipper malware designed to steal or modify the contents of the Android clipboard. Read more on clipper malware here: Shein
Mar 17, 2023The Hacker NewsZero Trust / Access Control Think of the typical portrayal of a cyberattack. Bad guy pounding furiously on a keyboard, his eyes peeking out from under a dark hoodie. At long last, his efforts pay off and he hits the right combination of keys. “I’m in!” he shouts in triumph. Clearly,
by Paul Ducklin THE PRICE OF FAST FASHION Lucky Thirteen! The price of fast fashion. Firefox fixes. Feature creep fail curtailed in Patch Tuesday. No audio player below? Listen directly on Soundcloud. With Paul Ducklin and Chester Wisniewski. Intro and outro music by Edith Mudge. You can listen to us on Soundcloud, Apple Podcasts, Google
How cybercriminals can exploit Silicon Valley Bank’s downfall for their own ends – and at your expense Big news events and major crises usually trigger an avalanche of follow-on phishing attempts. The COVID-19 pandemic and Russia’s invasion of Ukraine are perhaps the most obvious examples, but the most recent one is the collapse of Silicon
The US Cybersecurity and Infrastructure Security Agency (CISA) has disclosed information regarding a .NET deserialization vulnerability (CVE-2019-18935) in the Progress Telerik user interface (UI) for ASP.NET AJAX. CISA described the findings in an advisory on Wednesday, saying multiple cyber-threat actors were able to exploit the flaw, which also affected the Microsoft Internet Information Services (IIS) web server
Threat activity clusters affiliated with the Chinese and Russian cybercriminal ecosystems have been observed using a new piece of malware that’s designed to load Cobalt Strike onto infected machines. Dubbed SILKLOADER by Finnish cybersecurity company WithSecure, the malware leverages DLL side-loading techniques to deliver commercial adversary simulation software. The development comes as improved detection capabilities
by Paul Ducklin Heard of cricket (the sport, not the insect)? It’s much like baseball, except that batters can hit the ball wherever they like, including backwards or sideways; bowlers can hit the batter with the ball on purpose (within certain safety limits, of course – it just wouldn’t be cricket otherwise) without kicking off
ESET researchers analyzed Android and Windows clippers that can tamper with instant messages and use OCR to steal cryptocurrency funds ESET researchers have discovered dozens of copycat Telegram and WhatsApp websites targeting mainly Android and Windows users with trojanized versions of these instant messaging apps. Most of the malicious apps we identified are clippers –
A new malware campaign targeting an East Asian company that develops data-loss prevention (DLP) software for government and military entities has been attributed to the advanced persistent threat (APT) group known as Tick. According to an advisory published by ESET on Tuesday, the threat actor breached the DLP company’s internal update servers to deliver malware
Mar 15, 2023Ravie LakshmananCyber Espionage / Data Security A previously undocumented threat actor dubbed YoroTrooper has been targeting government, energy, and international organizations across Europe as part of a cyber espionage campaign that has been active since at least June 2022. “Information stolen from successful compromises include credentials from multiple applications, browser histories and cookies,
by Paul Ducklin Thanks to the precise four-week length of February this year, last month’s coincidence of Firefox and Microsoft updates has happened once again. Last month, Microsoft dealt with three zero-days, by which we mean security holes that cybercriminals found first, and figured out how to abuse in real-life attacks before any patches were
ESET Research uncovered a campaign by APT group Tick against a data-loss prevention company in East Asia and found a previously unreported tool used by the group ESET researchers discovered a campaign that we attribute with high confidence to the APT group Tick. The incident took place in the network of an East Asian company
A previously unknown threat actor has been observed conducting espionage campaigns against CIS (Commonwealth of Independent States) entities. Dubbed YoroTrooper by the Cisco Talos team, the threat actors mainly targeted government and energy organizations across Azerbaijan, Tajikistan and Kyrgyzstan. “We also observed YoroTrooper compromise accounts from at least two international organizations: a critical European Union
Mar 14, 2023Ravie LakshmananNetwork Security / Botnet A new Golang-based malware dubbed GoBruteforcer has been found targeting web servers running phpMyAdmin, MySQL, FTP, and Postgres to corral the devices into a botnet. “GoBruteforcer chose a Classless Inter-Domain Routing (CIDR) block for scanning the network during the attack, and it targeted all IP addresses within that
by Paul Ducklin Linux has never suffered from the infamous BSoD, short for blue screen of death, the name given to the dreaded “something went terribly wrong” message associated with a Windows system crash. Microsoft has tried many things over the years to shake that nickname “BSoD”, including changing the background colour used when crash
Here’s how to know you have fallen victim to a scam – and what to do in order to undo or mitigate the damage. Online fraud can be thought of as a price we pay for the ubiquity of digital services. These services make our lives easier, healthier, safer and more entertaining. But there are
A total of 13 vulnerabilities have been found in the E11 smart intercom devices made by Chinese manufacturer Akuvox, allowing remote code execution (RCE), network access and more. Writing in an advisory published last week, Vera Mens, a security researcher at Claroty’s Team82, said the flaws could be exploited via three different attack vectors: RCE
Mar 13, 2023Ravie LakshmananWeb Security / Cyber Threat A widespread malicious cyber operation has hijacked thousands of websites aimed at East Asian audiences to redirect visitors to adult-themed content since early September 2022. The ongoing campaign entails injecting malicious JavaScript code to the hacked websites, often connecting to the target web server using legitimate FTP
New Linux versions of the IceFire ransomware were deployed in February, against enterprise networks of several media and entertainment sector organizations worldwide. According to security researchers at SentinelOne, the campaign leveraged the exploitation of CVE-2022-47986, a recently patched deserialization vulnerability in IBM Aspera Faspex file-sharing software. “The operators of the IceFire malware, who previously focused only
Mar 10, 2023Ravie LakshmananNetwork Security / Cyber Threat A suspecting China-linked hacking campaign has been observed targeting unpatched SonicWall Secure Mobile Access (SMA) 100 appliances to drop malware and establish long-term persistence. “The malware has functionality to steal user credentials, provide shell access, and persist through firmware upgrades,” cybersecurity company Mandiant said in a technical
Here’s a roundup of some of the most common tricks that fraudsters use to dupe their victims on WhatsApp – and what you can do to protect yourself against them. With more than two billion users, WhatsApp offers a vast pool of potential targets for scammers. To make things more complicated, fraudsters aren’t known for
A new variant of the Xenomorph Android banking trojan has been spotted by ThreatFabric security researchers and classified as Xenomorph.C. The variant, developed by the threat actor known as Hadoken Security Group, represents a substantial upgrade from the malware previously observed by ThreatFabric, according to an advisory published by the company earlier today. “This new
Mar 11, 2023Ravie LakshmananCyber Threat Intelligence The malware downloader known as BATLOADER has been observed abusing Google Ads to deliver secondary payloads like Vidar Stealer and Ursnif. According to cybersecurity company eSentire, malicious ads are used to spoof a wide range of legitimate apps and services such as Adobe, OpenAPI’s ChatGPT, Spotify, Tableau, and Zoom.
by Paul Ducklin Chinese “fast fashion” brand SHEIN is no stranger to controversy, not least because of a 2018 data breach that its then-parent company Zoetop failed to spot, let alone to stop, and then handled dishonestly. As Letitia James, Attorney General of the State of New York, said in a statement at the end
A request to move an online conversation to a supposedly more secure platform may not be as well-meaning as it sounds Have you ever been asked to move an online conversation to another – and supposedly more secure – platform? This technique, often used by romance scammers, was recently used against a number of Indian
The White House has allocated a total of $3.1bn to cybersecurity infrastructure in its latest budget report. Published on Thursday, the document shows $145m of this figure will go toward making the Cybersecurity and Infrastructure Security Agency (CISA) “more resilient and defensible.” Of the remaining funds, $98m will be invested in implementing the Cyber Incident Reporting
Mar 10, 2023Ravie LakshmananEndpoint Security / Hacking An updated version of a botnet malware called Prometei has infected more than 10,000 systems worldwide since November 2022. The infections are both geographically indiscriminate and opportunistic, with a majority of the victims reported in Brazil, Indonesia, and Turkey. Prometei, first observed in 2016, is a modular botnet
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