Microsoft issues patch to fix PrintNightmare zero‑day bug

The out-of-band update fixes a remote code execution flaw affecting the Windows Print Spooler service. Microsoft on Wednesday released an emergency update to plug a vulnerability in  the Windows Print Spooler service that is being actively exploited in the wild. Dubbed PrintNightmare, the zero-day security flaw affects all versions of the Microsoft Windows operating system going back … More Microsoft issues patch to fix PrintNightmare zero‑day bug

Microsoft fixes vulnerability affecting all Windows versions since 1996

Another vulnerability in the same Windows component was abused by Stuxnet a decade ago. A vulnerability in a decades-old Windows component that controls printing on machines running the operating system could be abused by malicious actors to gain elevated privileges on the targeted system, according to security researchers Yarden Shafir and Alex Ionescu. The flaw, which … More Microsoft fixes vulnerability affecting all Windows versions since 1996

Registers as “Default Print Monitor”, but is a malicious downloader. Meet DePriMon

ESET researchers have discovered a new downloader with a novel, not previously seen in the wild installation technique. DePriMon is a malicious downloader, with several stages and using many non-traditional techniques. To achieve persistence, the malware registers a new local port monitor – a trick falling under the “Port Monitors” technique in the MITRE ATT&CK knowledgebase. … More Registers as “Default Print Monitor”, but is a malicious downloader. Meet DePriMon