AppRiver Update

Cybersecurity News and Threat Intelligence for Business

Microsoft Issues Critical Patch

on May 15, 2019 | by Troy Gill | Microsoft Outlook

On May 14, 2019, Microsoft released a patch for a critical Remote Code Execution vulnerability dubbed CVE-2019-0708. The vulnerability exists in Windows XP, Windows 7, Windows Server 2003, Windows Server 2008 R2 and Windows Server 2008. The risk level associated with this vulnerability was great eno ... read more

Malware Hidden in Medical Images-Who's at Risk?

on April 22, 2019 | by Troy Gill | National Cybersecurity Awareness Month, HIPAA

Research published last week by Cylera Labs outlines how an attacker could easily embed a functional executable containing malware into an equally functional DICOM image file. This Proof of Concept has been generating some buzz as it places security and HIPAA compliance at odds. read more

GandCrab Ransomware Takes Aim At Your Inbox

on February 27, 2019 | by Troy Gill | advanced email security, email security, gandcrab

Over the past several days AppRiver security specialists have been seeing early morning Ransomware campaigns targeting users. The ransomware itself belongs to the GandCrab family and has been the most frequently distributed of its kind over the past year. And like most ransomware, it has the power t ... read more

Bank of America Themed Emails Attempting to Spread…

on January 31, 2019 | by Troy Gill | advanced email security

On Jan 31, we noticed a large malware push posing as Bank of America that attempted to dupe users into opening an attachment. Opening the attachment would launch an infection chain that ultimately would lead to malware infection. read more

WANTED: Your Office 365 Credentials

on December 18, 2018 | by Troy Gill | phishing, Outlook phishing, advanced email security, email security

Here we go again - attackers are going "phishing" in search of user's Office 365 credentials. In the past we have seen this sort of activity ramp up dramatically at many different points in time, and it is usually followed by a corresponding increase in attacks being launched from the compromised ... read more

Banking Trojan Takes Aim at UK Businesses

on October 30, 2018 | by Troy Gill | bank trojan, Trickbot, banking trojan

Just after 10 a.m. this morning UK businesses were targeted with an email campaign attempting to infect networks with the Trickbot Banking Trojan. Utilizing a similar approach to what we have seen in the past, the messages were crafted to appear as legitimate “secure emails” from Lloyds Bank. This ... read more

Late yesterday, while most people were just settling back into their desk after lunch… a large botnet [Necurs] began pumping out a massive malware campaign targeting millions of businesses and individuals. After the dust had settled, we had quarantined just over 25 million of these email-based attac ... read more