A week in security (July 6 – 12)

Last week on Malwarebytes Labs, we took an in-depth look at card skimmers targeting ASP sites, we released another episode of Lock and Code exploring the Internet of Things, and we dug into a Mac mystery. We also examined some pre-installed malware, and put out a threat spotlight on some customiz...

Coronavirus-Themed Cyberattacks Drop — Microsoft

A report from the Microsoft Threat Protection Intelligence Team found that Covid-19-themed cyberattacks peaked in early March and are now trending significantly down. The report also noted that those attacks have been a drop in the bucket compared to overall threats observed over the last four...

Stealthworker: Golang-based Brute Force Malware Still an Active Threat

By: Larry Cashdollar Malware that can target Windows and Linux systems was recently installed on my honeypot. After some investigation, I determined it to be similar to the malware discovered in February of 2019 by Malwarebytes, and later examined by...

NetWalker Ransomware Gang Hunts for Top-Notch Affiliates

The NetWalker ransomware – the scourge behind one of the recent Toll Group attacks – has transitioned to a ransomware-as-a-service RaaS model, and its operators are placing a heavy emphasis on targeting and attracting technically advanced affiliates, according to researchers. Traditionally,...

Innovative Spy Trojan Targets European Diplomatic Targets

A fresh malware trojan has emerged, built from the same code base as the stealthy COMPFun remote access trojan RAT. The malware is using spoofed visa applications to hit diplomatic targets in Europe and may be the work of the Turla APT. According to researchers at Kaspersky, the fake visa...

CISA-FBI Joint Announcement on PRC Targeting of COVID-19 Research Organizations

The Cybersecurity and Infrastructure Security Agency CISA and the Federal Bureau of Investigation FBI have jointly released a Public Service Announcement on the People’s Republic of China’s targeting of COVID-19 research organizations. CISA and FBI encourage COVID-19 research organizations to...

Exploit for Insertion of Sensitive Information into Log File in Canonical Subiquity

CVE-2020-11932 Double-Free bug in WhatsApp exploit poc. N...

Chinese Hackers Exploit Cisco, Citrix Flaws in Massive Espionage Campaign

Researchers warn that APT41, a notorious China-linked threat group, has targeted more than 75 organizations worldwide in “one of the broadest campaigns by a Chinese cyber-espionage actor observed in recent years.” Between Jan. 20 and March 11, researchers observed APT41 exploiting vulnerabilities...

Apple Safari Blocks Ad-Targeting Cookie Support

Apple has released an update to its Safari browser that blocks third-party cookies, following an announcement by Google that it would do the same for its Chrome browser. Through the release of Safari 13.1 on Tuesday, alongside some changes to Apple’s Intelligent Tracking Prevention ITP in iOS and...

A week in security (February 10 – 16)

Last week on Malwarebytes Labs, we explained how to battle online coronavirus scams with facts, discussed the persistent re-infection techniques of Android/Trojan.xHelper and how to remove it, provided cyber tips for safe online dating, and showed how Hollywood teaches us misleading cybersecurity...

A week in security (February 3 – 9)

Last week on Malwarebytes Labs, we looked at Washington state’s latest efforts in providing better data privacy rights for their residents, and we dove into some of the many questions regarding fintech: What is it? How secure is it? And what are some of the problems in the space? We also detailed...

Advanced Obfuscation Marks Widespread Info-Stealing Campaign

A large-scale spam campaign bent on spreading info-stealing malware is applying advanced obfuscation techniques to get around security scanning and maximize infection rates. According to Lastline researchers, a large botnet is distributing malicious rich text format RTF documents that act as...

Satan Ransomware Reborn to Torment Businesses

A ransomware with the un-snappy moniker of “5ss5c” has emerged on the scene and appears to be in active development. According to independent researcher Bart Blaze, the malware is the successor to the Satan ransomware, and its authors are still experimenting with focused targeting China, for now...

Google to Nix Chrome Support for Third-Party Cookies by 2022

Google has set an aggressive two-year deadline for dropping support for third-party tracking cookies in its Chrome web browser. Tracking cookies, which allow advertisers to virtually follow people around the web, are used for ad targeting. The move follows a number of privacy hardening steps by...

Magecart Group Switches Up Tactics with MiTM, Phishing

A fresh splinter group under the Magecart umbrella has been discovered ramping up activity starting in August-September of 2019. It’s using a unique codebase and different tactics to carry out its attacks, according to researchers. Magecart is an umbrella term encompassing several different threa...

Microsoft works with researchers to detect and protect against new RDP exploits

On November 2, 2019, security researcher Kevin Beaumont reported that his BlueKeep honeypot experienced crashes and was likely being exploited. Microsoft security researchers collaborated with Beaumont as well as another researcher, Marcus Hutchins, to investigate and analyze the crashes and...

Twitter Puts Profit Ahead of User Privacy—Just Like Facebook Did Before

Twitter funneled two-factor authentication phone numbers into their ad targeting platform—but they weren't the only ones...

A Look Into Continuous Efforts By Chinese Hackers to Target Foreign Governments

Phishing is still one of the widely used strategies by cybercriminals and espionage groups to gain an initial foothold on the targeted systems. Though hacking someone with phishing attacks was easy a decade ago, the evolution of threat detection technologies and cyber awareness among people has...

15,000 webcams vulnerable to attack: how to protect against webcam hacking

Webcams may have been around for a long time, but that doesn’t mean we know what we’re doing with them. Webcam hacking has been around for equally as long, yet new research from Wizcase indicates that more than 15,000 private, web-connected cameras are exposed and readily accessible to the genera...

More U.S. Utility Firms Targeted in Evolving LookBack Spearphishing Campaign

A spearphishing campaign, first spotted in July targeting three U.S. utility companies with a new malware variant, has evolved its tactics and extended its targeting to include nearly 20 companies. The campaign was first discovered in phishing emails, sent between July 19 and 25, which targeted...