Dismantling ZLoader: How malicious ads led to disabled security tools and ransomware

As announced today, Microsoft took action against the ZLoader trojan by working with telecommunications providers around the world to disrupt key ZLoader infrastructure. We used our research into this threat to enrich our protection technologies and ensure this infrastructure could no longer be...

Microsoft Office Users Face Malware-Protection Bypass

Legacy users of Microsoft Excel are being targeted in a malware campaign that uses a novel malware-obfuscation technique to disable Office defenses and deliver the Zloader trojan. The attack, according to research published Thursday by McAfee, marries functions in Microsoft Office Word and Excel ...