In another turn of interesting events, during the course of my monitoring of targeted attacks, specifically of advanced persistent threats, I came upon an email with a PDF attachment that had just a measly 4 out of 42 generic or heuristic detections. I checked out the email and whoa! – it was an email from…
Read MoreThe Flashback malware discovered last week is raising doubts over the security of the Mac platform. The Trojan, detected by Trend Micro as OSX_FLASHBCK.AB, continues to be a hot topic in the computing industry and it opposes Apple’s own concept that their Mac OS are threat-proof. But this attack, along with an onslaught of malware…
Read MoreWe encountered a ransomware unlike other variants that we have seen previously. A typical ransomware encrypts files or restricts user access to the infected system. However, we found that this particular variant infects the Master Boot Record (MBR), preventing the operating system from loading. Based on our analysis, this malware copies the original MBR and…
Read MoreMicrosoft released today six bulletins addressing several vulnerabilities for the month of April. Of note, the update patching Internet Explorer versions 6-9 and the update addressing the Windows Common Controls ActiveX control, which is used in a number of Microsoft programs such MS Office. This MSRC blog entry reports that there have been some attacks…
Read MoreJust like what we have reported recently, we have spotted yet another targeted attack campaign that uses Pro-Tibetan sentiments as social engineering ploy for the attackers to infiltrate target systems. And yes, this is again targeting Windows and Mac systems. It starts with the email below: Users clicking on the link included in the email…
Read More