Clop-Linked Windchill Web Shell Decrypts Credentials and Maps Engineering Data

A JavaServer Pages (JSP) web shell deployed following the exploitation of a critical security flaw in PTC Windchill and FlexPLM servers is specifically designed for the enterprise Product Lifecycle Management (PLM) software, according to new findings f… Continue reading Clop-Linked Windchill Web Shell Decrypts Credentials and Maps Engineering Data

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Microsoft Copilot Personal Flaws Could Let One Click Exfiltrate Data From Connected Apps

Varonis Threat Labs has disclosed three vulnerabilities in Microsoft Copilot Personal that it said could allow a single click on a crafted link to silently pull data from connected apps and other information available to the victim’s Copilot session.

Continue reading Microsoft Copilot Personal Flaws Could Let One Click Exfiltrate Data From Connected Apps

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Ransom Busters Claims It Hacked Ransomware Servers, Asks Victims for Up to $60,000

A ransomware affiliate calling itself Ransom Busters has been spotted proactively sending emails to victim organizations and claims to delete stolen data from ransomware groups’ servers in exchange for a fee ranging from $20,000 to $60,000.

“In these … Continue reading Ransom Busters Claims It Hacked Ransomware Servers, Asks Victims for Up to $60,000

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AI “Mind Viruses” Can Spread Between Agents Through Persistent Prompt Files

Security researchers at Anthropic and Switzerland’s EPFL have demonstrated that self-propagating payloads can spread from one artificial intelligence (AI) agent to the next through the editable system prompt files that autonomous agent harnesses use to… Continue reading AI “Mind Viruses” Can Spread Between Agents Through Persistent Prompt Files

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AI “Mind Viruses” Can Spread Between Agents Through Persistent Prompt Files

Security researchers at Anthropic and Switzerland’s EPFL have demonstrated that self-propagating payloads can spread from one artificial intelligence (AI) agent to the next through the editable system prompt files that autonomous agent harnesses use to… Continue reading AI “Mind Viruses” Can Spread Between Agents Through Persistent Prompt Files

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TWINLOOT Abuses SharePoint and Teams to Steal Credentials and Move Across Networks

Cybersecurity researchers have disclosed details of a previously undocumented Python implant framework dubbed TWINLOOT.

“TWINLOOT is a modular, PyArmor-hardened Python implant designed to operate its entire command-and-control infrastructure inside tr… Continue reading TWINLOOT Abuses SharePoint and Teams to Steal Credentials and Move Across Networks

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TWINLOOT Abuses SharePoint and Teams to Steal Credentials and Move Across Networks

Cybersecurity researchers have disclosed details of a previously undocumented Python implant framework dubbed TWINLOOT.

“TWINLOOT is a modular, PyArmor-hardened Python implant designed to operate its entire command-and-control infrastructure inside tr… Continue reading TWINLOOT Abuses SharePoint and Teams to Steal Credentials and Move Across Networks

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16 Typosquatted RubyGems Packages Steal Browser Credentials and Crypto Wallets

Cybersecurity researchers have flagged a new typosquatting campaign targeting RubyGems users with a Windows-based information stealer.

OpenSourceMalware, which discovered the activity on August 15, 2026, is tracking the threat under the moniker StubMa… Continue reading 16 Typosquatted RubyGems Packages Steal Browser Credentials and Crypto Wallets

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