MatrixPDF toolkit turning PDFs into phishing and malware lures

New MatrixPDF Attack Weaponizes PDFs for Phishing Campaigns

Researchers have uncovered a new cybercriminal toolkit called MatrixPDF, designed to transform normal PDF files into weapons for phishing and malware delivery. This toolkit lowers the barrier for attackers. In fact, it provides ready made templates that let even inexperienced hackers craft PDF lures capable of bypassing security filters. As a result, phishing campaigns become…

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Signed MSI delivers EndClient RAT while AutoIt loader runs in memory

EndClient RAT Targets NGOs via Signed MSI Installer

EndClient RAT arrives as a signed MSI named “StressClear.msi,” which abuses code-signing trust and SmartScreen gaps. The package decoys with a VeraPort component while an obfuscated AutoIt loader executes in memory, establishes the IoKlTr task, and opens a JSON-over-TCP C2. To reduce risk, restrict MSI installs, enforce SmartScreen blocking, instrument MSI→AutoIt lineage, and remove scheduled tasks used for persistence.

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