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Infosec researchers have idenitied a zero-day code execution vulnerability in Microsoft’s ubiquitous Office software. Dubbed “Follina”, the vulnerability has been floating around for a while (cybersecurity researcher Kevin Beaumont traced it back to a report made to Microsoft on April Read More …
In Part 1 of this two-part blog series, Unit 42 researchers discussed briefly how XLL files are exploited to deploy Agent Tesla. During December 2021, they continued to observe Dridex and Agent Tesla exploiting XLL in different ways for initial Read More …
A surge in spearphishing emails designed to steal Office 365 credentials were rigged to look like they came from a Kaspersky email address. In spite of coming from sender addresses such as noreply@sm.kaspersky.com, nobody at Kaspersky sent the phishing emails, Read More …
McAfee Labs have observed a new phishing campaign that utilizes macro capabilities available in Microsoft PowerPoint. In this campaign, the spam email comes with a PowerPoint file as an attachment. Upon opening the malicious attachment, the VBA macro executes to Read More …
Last week, Microsoft reported the remote code execution vulnerability CVE-2021-40444 in the MSHTML browser engine. According to the company, this vulnerability has already been used in targeted attacks against Microsoft Office users. In attempt to exploit this vulnerability, attackers create Read More …
Microsoft has disclosed the existence of a new zero-day vulnerability that affects multiple versions of Windows. This vulnerability (designated as CVE-2021-40444) is currently delivered via malicious Office 365 documents and requires user input to open the file to trigger. It Read More …
Malware delivered over the cloud increased by 68% in Q2, according to data from cybersecurity firm Netskope. The company released the fifth edition of its Cloud and Threat Report that covers the cloud data risks, threats and trends they see Read More …
There has been a dramatic shift in the platforms targeted by attackers over the past few years. Up until 2016, browsers tended to be the most common attack vector to exploit and infect machines but now Microsoft Office applications are Read More …
Microsoft Office for Mac users are being warned that malicious SYLK files are sneaking past endpoint defenses even when the “disable all macros without notification” is turned on. This leaves systems vulnerable to a remote, unauthenticated attackers who can execute Read More …
Microsoft Office 365 remains an attractive target for cybercriminals as it continues to be used by businesses worldwide. In a new report from Barracuda Networks, the company revealed that more than 1.5 million malicious and spam emails were sent from thousands of Read More …
