Sat.May 27, 2023

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QBot malware abuses Windows WordPad EXE to infect devices

Bleeping Computer

The QBot malware operation has started to abuse a DLL hijacking flaw in the Windows 10 WordPad program to infect computers, using the legitimate program to evade detection by security software. [.

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Is Your SIEM Strategy Failing You? Here’s Why AI-Powered XDR Might Be The Answer

Security Boulevard

The term "Security Information and Event Management" or SIEM might appear to be just a buzzword, or software category but for organizations with more than 300 endpoints, it's an essential defense against a perpetually evolving landscape of cyber threats. The post Is Your SIEM Strategy Failing You? Here’s Why AI-Powered XDR Might Be The Answer appeared first on Seceon.

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Hot Pixels attack checks CPU temp, power changes to steal data

Bleeping Computer

A team of researchers at Georgia Tech, the University of Michigan, and Ruhr University Bochum have developed a novel attack called "Hot Pixels," which can retrieve pixels from the content displayed in the target's browser and infer the navigation history. [.

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New Buhti ransomware operation uses rebranded LockBit and Babuk payloads

Security Affairs

The recently identified Buhti operation targets organizations worldwide with rebranded LockBit and Babuk ransomware variants. Researchers from Symantec discovered a new ransomware operation called Buhti (aka Blacktail ) that is using LockBit and Babuk variants to target Linux and Windows systems worldwide. The ransomware operation hasn’t its own ransomware payload, however, it uses a custom information stealer to target specified file types.

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The Importance of User Roles and Permissions in Cybersecurity Software

How many people would you trust with your house keys? Chances are, you have a handful of trusted friends and family members who have an emergency copy, but you definitely wouldn’t hand those out too freely. You have stuff that’s worth protecting—and the more people that have access to your belongings, the higher the odds that something will go missing.

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New Stealthy Bandit Stealer Targeting Web Browsers and Cryptocurrency Wallets

The Hacker News

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.

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CISA adds recently patched Barracuda zero-day to its Known Exploited Vulnerabilities catalog

Security Affairs

US CISA added recently patched Barracuda zero-day vulnerability to its Known Exploited Vulnerabilities catalog. US Cybersecurity and Infrastructure Security Agency (CISA) added a recently patched Barracuda zero-day vulnerability to its Known Exploited Vulnerabilities Catalog. This week, the network security solutions provider Barracuda warned customers that some of its Email Security Gateway (ESG) appliances were recently breached by threat actors exploiting a now-patched zero-day vulnerability

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Is the BlackByte ransomware gang behind the City of Augusta attack?

Security Affairs

The city of Augusta in Georgia, U.S., admitted that the recent IT system outage was caused by a cyber attack. While the City of Augusta revealed that a cyberattack caused the recent IT outage, the BlackByte ransomware gang has claimed responsibility for the attack. The attack took place on May 21, the administrator at the City announced that they were experiencing a disruption in network services, warning of potential impacts on telephone and email access.

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CISA warns govt agencies of recently patched Barracuda zero-day

Bleeping Computer

CISA warned of a recently patched zero-day vulnerability exploited last week to hack into Barracuda Email Security Gateway (ESG) appliances. [.

Hacking 84
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Netflix’s Password-Sharing Crackdown Has Hit the US

WIRED Threat Level

TikTok user data is exposed to Chinese ByteDance employees, a screen recording app goes rogue in Google Play, and privacy groups want Slack to expand encryption.

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Securing the Software Supply Chain: Protecting Against Insecure Code Downloads

Veracode Security

Introduction In today's interconnected world, securing the software supply chain is crucial for maintaining robust application security. Developers often rely on package managers to import third-party code and libraries, but this convenience comes with risks. Insecure code downloads can introduce vulnerabilities that compromise the integrity of your software.

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IDC Analyst Report: The Open Source Blind Spot Putting Businesses at Risk

In a recent study, IDC found that 64% of organizations said they were already using open source in software development with a further 25% planning to in the next year. Most organizations are unaware of just how much open-source code is used and underestimate their dependency on it. As enterprises grow the use of open-source software, they face a new challenge: understanding the scope of open-source software that's being used throughout the organization and the corresponding exposure.

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BSidesSF 2023 – Alexis Hancock – HSMs in Plain Envelopes: A Code Signing Story

Security Boulevard

Our thanks to BSidesSF for publishing their presenter’s superlative BSidesSF 2023 content on the organizations’ YouTube channel. Permalink The post BSidesSF 2023 – Alexis Hancock – HSMs in Plain Envelopes: A Code Signing Story appeared first on Security Boulevard.

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Weekly Update 349

Troy Hunt

This week's update is dominated by my experience with "Lena", the scammer from Gumtree who tried to fleece my wife of $800. There's a blow-by-blow rundown of how it all happened in this video and it's fascinating to think that these things can actually be successful given all the red flags. But they are, and in Australia alone innocent victims are stung to the tune of more than 3 billion dollars every year by fraudsters which is a staggering number.

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Security Affairs newsletter Round 421 by Pierluigi Paganini – International edition

Security Affairs

A new round of the weekly SecurityAffairs newsletter arrived! Every week the best security articles from Security Affairs are free for you in your email box. Enjoy a new round of the weekly SecurityAffairs newsletter, including the international press. Is the BlackByte ransomware gang behind the City of Augusta attack? New Buhti ransomware operation uses rebranded LockBit and Babuk payloads New PowerExchange Backdoor linked to an Iranian APT group Dark Frost Botnet targets the gaming sector with