![]() Targeting unsuspecting users with malware through chats is not new. How do attackers get in Microsoft Teams chat? In case the file is in the system inform your organization’s cybersecurity team and use antivirus software to clean your computer. Nevertheless, if you are a Microsoft Teams user, it is advised to go to > Task Manager then > Details and look for UserCentric.exe. However, researchers warn that since their report has been published, attackers can change the file name to something else. It is worth noting that the malicious file used in this attack is named User Centric (aka UserCentric or UserCentric.exe). Jeremy Fuchs – Avanan Look out for UserCentric.exe on your system By attaching the file to a Teams attack, hackers have found a new way to easily target millions of users. Using an executable file, or a file that contains instructions for the system to execute, hackers can install malicious file libraries (DLL files) that allow the program to self-administer and take control over the computer. ![]() Jeremy Fuchs of Avanan stated that since January 2022, the company has witnessed thousands of these attacks per month in which malicious executable files are being spread across Teams’ conversations. In the latest, the IT security researchers at Avanan, a cloud email security solution provider and a subsidiary of Check Point Software Technologies, have identified an attack campaign targeting Teams users with malware by exploiting and slipping into the platform’s chat feature.Īccording to the researchers, attackers are attaching malicious documents in chat threads which once clicked drop trojan on the victim’s device allowing attackers to remotely control the device. It has emerged as an extremely useful and productive medium of communication in recent times, specifically nowadays when the world is held hostage to the COVID-19 pandemic. While it is good news for the company it also makes Teams users a lucrative target for cybercriminals.įor your information, Microsoft Teams is a workplace collaboration and communication platform that allows organizations to communicate via video conferencing, store files, initiate chat, and integrate applications simultaneously. So far, researchers have identified thousands of these attacks involving abuse of the Microsoft Teams chat feature.Īs of January 2022, Microsoft Teams had surpassed the threshold of 270 million monthly active users. ![]()
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