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Trustwave

Unmasking Malicious APKs: Android Malware Blending Click Fraud and Credential Theft

Jul 18, 2025 By Serhii Melnyk In Trustwave
Malicious APKs (Android Package Kit files) continue to serve as one of the most persistent and adaptable delivery mechanisms in mobile threat campaigns. Threat actors routinely exploit social engineering and off-market distribution to bypass conventional security controls and capitalize on user trust to steal a variety of data, such as log in credentials.
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Arctic Wolf

Greedy Sponge Targets Mexico with AllaKore RAT and SystemBC

Jul 18, 2025 By Arctic Wolf Labs In Arctic Wolf
A financially-motivated threat actor, active since early 2021, has been targeting Mexican organizations with custom packaged installers that deliver a modified version of AllaKore RAT. Arctic Wolf documented 2022 and 2023 campaign samples from this unidentified threat actor in a previous report. We are now referring to this group as Greedy Sponge, due to its financial focus and prior use of a popular “SpongeBob” meme on its C2.
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levelblue

Different Types of Malware Explained

Jul 17, 2025 By Daniel Ghillione In LevelBlue
The internet isn’t always a safe place. Behind every click, every download, and every flashy pop-up ad, there might be something lurking that could bring down entire systems or steal sensitive information. That “something” goes by a name we’ve all heard: malware. But while the word gets used a lot, how many of us really know what it means? Or better yet, how many of us understand the different ways malware can mess with our data, our privacy, or even our businesses?
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Cybersecurity Isn't Just Tech - It's a Team Culture

Jul 17, 2025 By Rubrik In Rubrik
Cybersecurity in healthcare isn't just about firewalls and software — it's about empowering every person in the organization. From nurses to administrators, everyone needs to feel safe reporting threats and be trained continuously, not just once a year. It's time to build a human firewall — a culture where cybersecurity is everyone's responsibility. Errol Weiss breaks down how role-specific training and psychological safety can make or break your cyber defense.
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Arctic Wolf

New FileFix Delivery Method Used to Distribute Interlock RAT

Jul 16, 2025 By Julian Tuin In Arctic Wolf
Since at least February 2025, Arctic Wolf has observed Interlock Remote Access Trojan (RAT) being deployed via social engineering techniques. Recently, The DFIR Report published a technical analysis of the Interlock RAT being delivered via a social engineering technique dubbed “FileFix.” The name FileFix is derived from its similarity to the previously documented ClickFix technique using fake CAPTCHA pages.
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Can Your Hospital Keep Running During a Cyberattack?

Jul 16, 2025 By Rubrik In Rubrik
A cyber breach shouldn't bring critical patient care to a halt. That’s the idea behind the Minimum Viable Hospital, a model that ensures essential functions continue even under attack. Errol Weiss shares how leading healthcare systems are planning for resilience, and why smaller hospitals may struggle to keep up. He highlights how the standard response to healthcare cyberattacks overlooks the complex reality of delivering medical care. It’s time to recognize that cybersecurity isn’t just about systems, it’s about people.
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Trustwave

KAWA4096's Ransomware Tide: Rising Threat With Borrowed Styles

Jul 16, 2025 By Nathaniel Morales and John Basmayor In Trustwave
KAWA4096, a ransomware whose name includes "Kawa", the Japanese word for "river", first emerged in June 2025. This new threat features a leak site that follows the style of the Akira ransomware group, and a ransom note format similar to Qilin’s, likely an attempt to further enrich their visibility and credibility. In this blog post, we’ll share key insights from an analyzed KAWA4096 sample to uncover how this ransomware operates and what sets it apart.
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