advanced malware

What technology do you remember the most from the ‘80s – ‘90s? Portable CD players? Floppy disks? 2G flip phones? None of these, of course, survived the digital evolution. Do you know which technology developed in that era that did survive? Legacy antivirus (AV). That’s right. While many other techn…

Malware is constantly finding new ways to avoid detection. This doesn’t mean that some will never be detected, but it does allow adversaries to increase the period of time between initial release and detection. Flying under the radar for just a few days is enough to infect sufficient machines…

If you attended a Cisco Live or an RSA conference in the past couple of years you may have come across a display entitled “Cisco Security at Work”. This display, often referred to as the Threatwall, is a live display of threats on the wireless network at the conferences where it is deployed. Current…

In the world of government cybersecurity, ghosts and goblins often take a different form. An innocent looking email, a nondescript USB drive, or even a seemingly helpful bot. Each can serve as a harbinger of doom, delivering destructive malware that leaves your network in disarray. So as the ghosts…

This blog post was authored by Edmund Brumaghin and Holger Unterbrink with contributions from Emmanuel Tacheau. Executive Summary Cisco Talos has discovered a new malware campaign that drops the sophisticated information-stealing trojan called “Agent Tesla,” and other malware such as the…

It wasn’t until late 2017 that threat researchers discovered spam campaigns delivering crypto payloads using email attachments. In some cases, a Word document downloads the crypto payload via a malicious macro. Attackers also continue hiding malware in email attachments. It’s safe to assume that the…

Does this sound like a day in your IT security life? Wake up, get coffee, drive to work, and battle an almost constant onslaught of attacks, while playing whack-a-mole with too many alerts. If so, we get it. You never know where the next attack will come from. And you’re probably on to the fact that…