Telekom Security has recently uncovered a significant vishing (voice phishing) campaign targeting individuals and organizations across Germany.

This operation appears to be linked to a ransomware group employing sophisticated social engineering tactics.

The attackers impersonate Microsoft Outlook support personnel, aiming to trick victims into granting access to their systems, which can lead to devastating ransomware attacks.

The campaign is part of a broader trend where cybercriminals exploit trust in well-known brands to gain unauthorized access to sensitive systems.

These scams often begin with unsolicited phone calls, during which attackers claim that the victim’s computer is compromised.

They then guide the victim through a series of steps, ostensibly to “fix” the issue, but in reality, they are installing malicious software or gaining remote access...