Month: August 2024
Since surfacing in February 2024, RansomHub ransomware affiliates have breached over 200 victims from a wide range of critical U.S. infrastructure sectors. This relatively new ransomware-as-a-service (RaaS) operation extorts victims in exchange for not leaking stolen files and sells the documents to the highest bidder if negotiations fail. The ransomware group focuses on data-theft-based extortion…
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Defenders should watch for an archive file named Network Security.zip, which includes an .exe with the Tickler malware, and for a Trojan dropper named sold.dll. Here’s another example of Peach Sandstorm tactics detailed by Microsoft: After hacking into a European defense organization, the gang moved laterally using the Windows SMB (Server Message Block) protocol. This…
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Threat actors target Middle Eastern organizations with malware disguised as the legitimate Palo Alto GlobalProtect Tool that can steal data and execute remote PowerShell commands to infiltrate internal networks further. Palo Alto GlobalProtect is a legitimate security solution offered by Palo Alto Networks that provides secure VPN access with multi-factor authentication support. Organizations widely use the…
Read MoreToday, CISA—in partnership with the Federal Bureau of Investigation (FBI), Multi-State Information Sharing and Analysis Center (MS-ISAC), and Department of Health and Human Services (HHS)—released a joint Cybersecurity Advisory, #StopRansomware: RansomHub Ransomware. This advisory provides network defenders with indicators of compromise (IOCs), tactics, techniques, and procedures (TTPs), and detection methods associated with RansomHub activity identified through FBI…
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Microsoft has released the August 2024 preview update for Windows 10, version 22H2, with fixes for issues causing system freezes and memory leaks. Today’s KB5041582 optional cumulative update is a maintenance release that enables Windows administrators to test fixes and improvements and ensure a more reliable experience for end users when rolling out security updates via…
Read MoreSummary Note: This joint Cybersecurity Advisory is part of an ongoing #StopRansomware effort to publish advisories for network defenders that detail various ransomware variants and ransomware threat actors. These #StopRansomware advisories include recently and historically observed tactics, techniques, and procedures (TTPs) and indicators of compromise (IOCs) to help organizations protect against ransomware. Visit stopransomware.gov to see…
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Other levels of compensation, without RCE, include demonstrating a controlled write or a memory corruption. The baseline for bugs that do not demonstrate such “higher-quality reports” range from US$7,000 to US$25,000. Last year, the total payouts in Google’s bug hunter program were US$10 million dollars, distributed among 632 people from 68 countries. Just over a…
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Aug 29, 2024Ravie LakshmananBrowser Security / Vulnerability Cybersecurity researchers have flagged multiple in-the-wild exploit campaigns that leveraged now-patched flaws in Apple Safari and Google Chrome browsers to infect mobile users with information-stealing malware. “These campaigns delivered n-day exploits for which patches were available, but would still be effective against unpatched devices,” Google Threat Analysis Group…
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Aug 29, 2024Ravie LakshmananCyber Espionage / Malware A non-profit supporting Vietnamese human rights has been the target of a multi-year campaign designed to deliver a variety of malware on compromised hosts. Cybersecurity company Huntress attributed the activity to a threat cluster known as APT32, a Vietnamese-aligned hacking crew that’s also known as APT-C-00, Canvas Cyclone…
Read MoreAdm. Grace Hopper’s 1982 NSA Lecture Has Been Published The “long lost lecture” by Adm. Grace Hopper has been published by the NSA. (Note that there are two parts.) It’s a wonderful talk: funny, engaging, wise, prescient. Remember that talk was given in 1982, less than a year before the ARPANET switched to TCP/IP and…
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