Adobe Flash Vulnerability Reappears in Malicious Word Files

Haythem Elmir

CVE-2018-4878, a Flash zero-day patched earlier this month, has resurfaced in another campaign as attackers capitalize on the bug. An Adobe Flash vulnerability CVE-2018-4878 patched earlier this month is being exploited in a new phishing campaign leveraging malicious Microsoft Word documents. This critical vulnerability is a use-after-free bug that enables […]

The Rig Exploit Kit Has Forsaken Ransomware for Coinminers

Haythem Elmir

The exploit kit landscape has continued its downfall started in the summer of 2016 and its leading player —the RIG exploit kit— has stopped delivering any ransomware strains in 2018, focusing now on spreading cryptocurrency miners (coinminers) and information-stealing trojans (infostealers). These are the main conclusions of months of observation by […]

Oracle Server Vulnerability Exploited to Deliver Double Monero Miner Payloads

Haythem Elmir

The sudden rise of cryptocurrency triggered a shift in the target landscape. Cybercriminals started adapting and using their resources to try acquiring cryptocurrencies, whether through pursuing repositories like Bitcoin wallets or by compromising networks and devices to mine the currency. This isn’t completely new — ransomware authors have been using bitcoin as their preferred currency […]