Cyber-espionage actor UAC-0099 has been steadily refining its flagship dropper in campaigns targeting Ukrainian organizations.
1 min Open reportWelcome to this week’s edition of the Threat Source newsletter. My name is Pierre Cadieux, and I’ll be helping contribute to…
1 min Open reportHunt.io traced BraZetsu ‘s infrastructure and found that hosting patterns and certificate data remained useful after published…
1 min Open reportMore than 17,000 fake repositories on GitHub are distributing the SmartLoader malware after the FakeGit campaign reactivated…
1 min Open reportWe just did a major update to FOR577 and added a lot of new material on day 5 about investigating AI usage in incident response…
1 min Open reportTable Of ContentsTable of ContentsWhat We Know About CastleStealerWhat Data Does CastleStealer Target?Bypassing App-Bound…
1 min Open reportThe Russia-aligned threat actor known as UAC-0099 has been attributed to a previously undocumented .NET infostealer and remote…
1 min Open reportSerial number: AV26-1021 Date: October 8, 2026 As of October 6, 2026, Elastic is affected by vulnerabilities in the following…
1 min Open reportSerial number: AV26-1020 Date: October 8, 2026 As of October 7, 2026, Cisco is affected by vulnerabilities in the following…
1 min Open reportSerial number: AV26-1019 Date: October 8, 2026 As of October 7, 2026, HashiCorp is affected by vulnerabilities in the following…
1 min Open reportParagon Solutions vowed not to sell its mobile spyware to governments with poor human rights records and to cut off customers who…
1 min Open reportSerial number: AV26-1018 Date: October 8, 2026 As of October 7, 2026, Splunk is affected by vulnerabilities in the following…
1 min Open reportA Maryland man was found guilty of stealing more than $53 million after hacking the decentralized crypto exchange Uranium Finance…
1 min Open reportRussia-aligned UAC-0099 has steadily upgraded its MATCHBOIL downloader since 2024
1 min Open reportRadar provides a real-time view into global Internet trends, powered by Cloudflare’s global network. We support Cloudflare’s…
1 min Open reportDark Reading is about to begin a new decade in its storied history, and we have some breaking news of our own to share.
1 min Open reportA drone strike on a large Yandex data center caused a significant disruption to the Russian tech giant's network, with…
1 min Open reportAdvisory at a Glance Title Chinese Government-linked Cyber Threat Actors Combine Automated and Hands-on Hacking Tools to Steal…
1 min Open reportThis essay was written with Seva Gunitsky, and originally appeared in Foreign Affairs. Two weeks after Moscow’s full-scale…
1 min Open reportCrowdStrike revealed that a Chinese-speaking hacker deployed agentic pentesting tool ARTEX and Claude to help breach data from…
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