EUVD-2025-33278

CCleaner v5.33.6162 and CCleaner Cloud v1.07.3191 32-bit builds contained a malicious pre-entry-point loader that diverts execution from scrtcommonmainseh into a custom loader. That loader decodes an embedded blob into shellcode, allocates executable heap memory, resolves Windows API functions at...

New WinTapix.sys Malware Engages in Multi-Stage Attack Across Middle East

An unknown threat actor has been observed leveraging a malicious Windows kernel driver in attacks likely targeting the Middle East since at least May 2020. Fortinet Fortiguard Labs, which dubbed the artifact WINTAPIX WinTapix.sys, attributed the malware with low confidence to an Iranian threat...

Hackers Using Malicious IIS Server Module to Steal Microsoft Exchange Credentials

Malicious actors are deploying a previously undiscovered binary, an Internet Information Services IIS webserver module dubbed "Owowa," on Microsoft Exchange Outlook Web Access servers with the goal of stealing credentials and enabling remote command execution. "Owowa is a C-developed .NET v4.0...