Today’s 2-Minute UK AI Brief

27 April 2026

UK AI — A daily summary of AI news most relevant to the UK.

In brief — A new threat group is using social engineering tactics and custom malware to steal data via Microsoft Teams impersonation.

Why it matters

  • The rise of sophisticated cybercrime tactics poses significant risks to data security.
  • Organizations using Microsoft Teams may be particularly vulnerable to these impersonation attacks.
  • Awareness and training on social engineering tactics are crucial for IT security.

Explainer

A recently identified cybercrime group has been exploiting Microsoft Teams to conduct data theft. They employ social engineering techniques, such as impersonating help desk staff, to deceive users into providing sensitive information. This method leverages the trust users have in official communication channels like Teams. The attackers also utilize custom malware, known as Snow, to facilitate their data-stealing operations. As businesses increasingly rely on digital communication tools, the threat of such impersonation attacks grows. Companies must prioritize cybersecurity training for employees to recognize and respond to suspicious activities. Understanding these tactics is essential to safeguard sensitive information and maintain operational integrity. _(Note: Some sources may be older than 24 hours due to limited fresh coverage.)_

Sources: bbc.com go.theregister.com

cybercrime microsoft teams data security social engineering malware