Showing only posts by BrianKrebs. Show all posts.

Karma Catches Up to Global Phishing Service 16Shop

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You’ve probably never heard of “ 16Shop,” but there’s a good chance someone using it has tried to phish you. A 16Shop phishing page spoofing Apple and targeting Japanese users. Image: Akamai.com. The international police organization INTERPOL said last week it had shuttered the notorious 16Shop, a …

Diligere, Equity-Invest Are New Firms of U.K. Con Man

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John Clifton Davies, a convicted fraudster estimated to have bilked dozens of technology startups out of more than $30 million through phony investment schemes, has a brand new pair of scam companies that are busy dashing startup dreams: A fake investment firm called Equity-Invest[.]ch, and Diligere[.]co.uk …

Microsoft Patch Tuesday, August 2023 Edition

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Microsoft Corp. today issued software updates to plug more than 70 security holes in its Windows operating systems and related products, including multiple zero-day vulnerabilities currently being exploited in the wild. Six of the flaws fixed today earned Microsoft’s “critical” rating, meaning malware or miscreants could use them …

Meet the Brains Behind the Malware-Friendly AI Chat Service ‘WormGPT’

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WormGPT, a private new chatbot service advertised as a way to use Artificial Intelligence (AI) to write malicious software without all the pesky prohibitions on such activity enforced by the likes of ChatGPT and Google Bard, has started adding restrictions of its own on how the service can be …

Teach a Man to Phish and He’s Set for Life

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One frustrating aspect of email phishing is the frequency with which scammers fall back on tried-and-true methods that really have no business working these days. Like attaching a phishing email to a traditional, clean email message, or leveraging link redirects on LinkedIn, or abusing an encoding method that makes …

How Malicious Android Apps Slip Into Disguise

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Researchers say mobile malware purveyors have been abusing a bug in the Google Android platform that lets them sneak malicious code into mobile apps and evade security scanning tools. Google says it has updated its app malware detection mechanisms in response to the new research. At issue is a …

Russia Sends Cybersecurity CEO to Jail for 14 Years

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The Russian government today handed down a treason conviction and 14-year prison sentence on Iyla Sachkov, the former founder and CEO of one of Russia’s largest cybersecurity firms. Sachkov, 37, has been detained for nearly two years under charges that the Kremlin has kept classified and hidden from …

Who and What is Behind the Malware Proxy Service SocksEscort?

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Researchers this month uncovered a two-year-old Linux-based remote access trojan dubbed AVrecon that enslaves Internet routers into botnet that bilks online advertisers and performs password-spraying attacks. Now new findings reveal that AVrecon is the malware engine behind a 12-year-old service called SocksEscort, which rents hacked residential and small business …

Few Fortune 100 Firms List Security Pros in Their Executive Ranks

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Many things have changed since 2018, such as the names of the companies in the Fortune 100 list. But one aspect of that vaunted list that hasn’t shifted much since is that very few of these companies list any security professionals within their top executive ranks. The next …

LeakedSource Owner Quit Ashley Madison a Month Before 2015 Hack

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[This is Part III in a series on research conducted for a recent Hulu documentary on the 2015 hack of marital infidelity website AshleyMadison.com.] In 2019, a Canadian company called Defiant Tech Inc. pleaded guilty to running LeakedSource[.]com, a service that sold access to billions of passwords …

SEO Expert Hired and Fired By Ashley Madison Turned on Company, Promising Revenge

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[This is Part II of a story published here last week on reporting that went into a new Hulu documentary series on the 2015 Ashley Madison hack.] It was around 9 p.m. on Sunday, July 19, when I received a message through the contact form on KrebsOnSecurity.com …

Apple & Microsoft Patch Tuesday, July 2023 Edition

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Microsoft Corp. today released software updates to quash 130 security bugs in its Windows operating systems and related software, including at least five flaws that are already seeing active exploitation. Meanwhile, Apple customers have their own zero-day woes again this month: On Monday, Apple issued (and then quickly pulled …

Top Suspect in 2015 Ashley Madison Hack Committed Suicide in 2014

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When the marital infidelity website AshleyMadison.com learned in July 2015 that hackers were threatening to publish data stolen from 37 million users, the company’s then-CEO Noel Biderman was quick to point the finger at an unnamed former contractor. But as a new documentary series on Hulu reveals …

Who’s Behind the DomainNetworks Snail Mail Scam?

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If you’ve ever owned a domain name, the chances are good that at some point you’ve received a snail mail letter which appears to be a bill for a domain or website-related services. In reality, these misleading missives try to trick people into paying for useless services …

Russian Cybersecurity Executive Arrested for Alleged Role in 2012 Megahacks

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Nikita Kislitsin, formerly the head of network security for one of Russia’s top cybersecurity firms, was arrested last week in Kazakhstan in response to 10-year-old hacking charges from the U.S. Department of Justice. Experts say Kislitsin’s prosecution could soon put the Kazakhstan government in a sticky …

U.K. Cyber Thug “PlugwalkJoe” Gets 5 Years in Prison

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Joseph James “PlugwalkJoe” O’Connor, a 24-year-old from the United Kingdom who earned his 15 minutes of fame by participating in the July 2020 hack of Twitter, has been sentenced to five years in a U.S. prison. That may seem like harsh punishment for a brief and very …

SMS Phishers Harvested Phone Numbers, Shipment Data from UPS Tracking Tool

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The United Parcel Service (UPS) says fraudsters have been harvesting phone numbers and other information from its online shipment tracking tool in Canada to send highly targeted SMS phishing (a.k.a. “smishing”) messages that spoofed UPS and other top brands. The missives addressed recipients by name, included details …

Why Malware Crypting Services Deserve More Scrutiny

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If you operate a cybercrime business that relies on disseminating malicious software, you probably also spend a good deal of time trying to disguise or “crypt” your malware so that it appears benign to antivirus and security products. In fact, the process of “crypting” malware is sufficiently complex and …

CISA Order Highlights Persistent Risk at Network Edge

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The U.S. government agency in charge of improving the nation’s cybersecurity posture is ordering all federal agencies to take new measures to restrict access to Internet-exposed networking equipment. The directive comes amid a surge in attacks targeting previously unknown vulnerabilities in widely used security and networking appliances …

Microsoft Patch Tuesday, June 2023 Edition

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Microsoft Corp. today released software updates to fix dozens of security vulnerabilities in its Windows operating systems and other software. This month’s relatively light patch load has another added bonus for system administrators everywhere: It appears to be the first Patch Tuesday since March 2022 that isn’t …

Barracuda Urges Replacing — Not Patching — Its Email Security Gateways

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It’s not often that a zero-day vulnerability causes a network security vendor to urge customers to physically remove and decommission an entire line of affected hardware — as opposed to just applying software updates. But experts say that is exactly what transpired this week with Barracuda Networks, as the …

Service Rents Email Addresses for Account Signups

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One of the most expensive aspects of any cybercriminal operation is the time and effort it takes to constantly create large numbers of new throwaway email accounts. Now a new service offers to help dramatically cut costs associated with large-scale spam and account creation campaigns, by paying people to …

Ask Fitis, the Bear: Real Crooks Sign Their Malware

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Code-signing certificates are supposed to help authenticate the identity of software publishers, and provide cryptographic assurance that a signed piece of software has not been altered or tampered with. Both of these qualities make stolen or ill-gotten code-signing certificates attractive to cybercriminal groups, who prize their ability to add …

Discord Admins Hacked by Malicious Bookmarks

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A number of Discord communities focused on cryptocurrency have been hacked this past month after their administrators were tricked into running malicious Javascript code disguised as a Web browser bookmark. This attack involves malicious Javascript that is added to one’s browser by dragging a component from a web …

Phishing Domains Tanked After Meta Sued Freenom

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The number of phishing websites tied to domain name registrar Freenom dropped precipitously in the months surrounding a recent lawsuit from social networking giant Meta, which alleged the free domain name provider has a long history of ignoring abuse complaints about phishing websites while monetizing traffic to those abusive …

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