Microsoft Teams has become the main target of complex scammers

If there is a company that is more important than anyone else, it is Microsoft. From customer support scams to imitation and phishing attacks, the company’s services are constantly under threat. Recently, even Russian-sponsored hackers have managed to violate Microsoft and steal sensitive information.

While Microsoft services are the main goal as a whole, it is the team that stands out. More than 300 million people around the world have used collaboration tools to make it a gold mine for attackers. Hackers are using it to spread Phishing,,,,, wine and Abstain from exerciserely on social engineering strategies to deceive victims into sharing private and sensitive data.

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Attacks on Microsoft Teams users continue to rise

Cybercriminals are increasingly targeting Microsoft team users Complex attack methods. One such technique involves malicious GIF images that exploit worm-like vulnerabilities that allow attackers to take over accounts and penetrate chat sessions when opening images.

The hacker also inserts files containing malware into the chat thread, inducing users to download the DLL file that enables the system to take over. Phishing campaigns use compromised accounts or domain names to send deceptive invitations to attract victims to download harmful files.

Some attackers use email bombing and phishers to provide technical support to overwhelming users in fraudulent emails, and then trick them into granting remote access. The damaged email address and stolen Microsoft 365 credentials provide another entry point for unauthorized access.

Also, if the restrictions are not correct, you can take advantage of external access settings in the Microsoft team (usually allowing external users to start chats or meetings). Another common strategy is to send phishing links through team chats, often masquerading as invoices or payment notifications, resulting in ransomware infections.

Woman with Microsoft laptop (Kurt “Cyber​​guy” Knutsson)

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Be careful to do fake jobs

Scammers have been running fake work plans for a while, but their tactics continue to evolve. Recently, I reported how Fake job search emails are used to install crypto mining software This slows down the computer. Now, they are using Microsoft Team Chat to trick people.

It usually starts with an email about the job and then makes suggestions to interview the team. The first red flag is that the entire interview will be through chat without video and without calls. After that, you will usually submit your details through Google Doc, usually through Google Doc, asking for personal information such as your Social Security or tax number. Some people even asked some victims to buy equipment for their jobs, pay for a job fee or buy gift cards, which is a classic sign that the whole thing is a scam.

A woman working on a Microsoft laptop (Kurt “Cyber​​guy” Knutsson)

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6 Ways You Can Prevent Scammers Against Microsoft Teams

1) Avoid opening suspicious links and attachments: Be careful with unsolicited links or attachments, especially in chat messages or emails. Cybercriminals often use these to provide malware or phishing links. Never click links that look unusual or come from unknown sources.

The best way to protect yourself from installing malware (malicious links that may access private information) is to install antivirus software on all devices. This protection can also remind you about phishing email and ransomware scams, ensuring your personal information and digital assets are secure. The choice of the best 2025 antivirus protection winners for your Windows, Mac, Android and iOS devices.

2) Check for red flags during work offers: If the job you receive seems too good to be true or involve interviews that are entirely conducted through chats without phone or video conferencing, that can be a scam. Legal companies usually use multiple forms of communication for interviews.

A work quote that sticks to a text-based dialogue alone is a major red flag. Other warning signs include being asked to provide personal information through Google Docs and being asked to pay for the device to ensure the cost of working or purchasing a gift card as part of the recruitment process.

3) Use a powerful unique password: Make sure your Microsoft 365 and other accounts are protected by strong passwords. Consider using Two-factor authentication Add an additional layer of protection for unauthorized access. Also, you might want to use password manager Generate and store complex passwords.

4) Be cautious in personal information: Never share sensitive personal details, such as social security numbers or tax information through unsecured or unsolicited channels such as Google Docs or messages on the team. Always verify the legality of such requests.

5) Report suspicious activity: If you notice any suspicious activity on your Microsoft Teams account or receive an unusual work offer, please report it now. Taking action quickly can prevent potential violations or further compromises. Notify your IT department or relevant authorities so that they can investigate and take appropriate measures.

6) Verify IT support request: Be cautious about supporting it or asking you to install software or grant remote access to messages or calls. Cybercriminals often impersonate IT employees to deploy ransomware or steal sensitive data. Be sure to verify such requests with your actual IT department before taking any action. If you have any questions, please contact your IT team directly using the official channel, rather than via messages or receiving calls you received.

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Kurt’s key points

Scammers and hackers are not slowing down, so staying sharp is the only way to stay ahead. If something is upset, like a job that sounds too good to work in real life, then a random team with a rough link or interview is just a chat, trust your intuition. You should always use external messages with caution and invite messages you receive on your Microsoft team. Even if it seems to be from someone you know, it’s best to double check it out, especially chat invitations involving documents, links or invitations.

Should Microsoft do more to prevent phishing and imitating team scams? Let’s write to us cyberguy.com/contact.