Posts Tagged 'malware'

Microsoft Office scripting malware has become more and more common and aggressive lately as malware authors constantly develop new techniques to evade detection and deceive users. This kind of malware, as mentioned in previous posts, usually arrives as an attached document within a phishing email. After the “document” is opened, it downloads the second-stage payload, […]

Point of sale (POS) attacks appear to have gained in popularity during the past year or so. We have seen major retail chains targeted by different strains of POS malware. Equipped with memory-scraping functionality, POS malware steals credit or debit card information from shoppers who use their cards for payments. The following illustration shows the […]

In recent weeks, McAfee Labs has seen a rise in the W97MDownloader malware, which comes with a macro downloader embedded in doc files. One of the malware families that serves these embedded macros is Bartallex, whose appearances have increased significantly during this period. The following chart shows the recent trend for the family:   Background […]

A newly crafted ransomware, Teslacrypt, has arrived in the malware genre that encrypts user files using AES encryption and demands money to decrypt the files. This ransomware infects systems from a compromised website that redirects victims to a site running the Angler exploit kit. (For more on Angler, read the McAfee Labs Threats Report, February […]

In November last year, McAfee Labs researchers reported about Operation Mangal, an ongoing targeted attack campaign against several Indian domestic and overseas organizations. We have actively tracked the campaign since last year. In our previous analysis of this attack, we uncovered several exploits that were closely connected to India’s developmental agenda. These exploits lure victims into […]