Malwarebytes

MARCH 15, 2022

Those certificates are now being used to sign malware. This creates a “chain of trust” between a signature on a piece of software and a CA—like DigiCert or Let’s Encrypt—that operating systems trust. From there, any cybercriminal that wanted to could grab the certificates and use them to sign their malware.

Malware 98

Malware System Administration Software Ransomware 98

Krebs on Security

MAY 13, 2024

This post examines the activities of Khoroshev’s many alter egos on the cybercrime forums, and tracks the career of a gifted malware author who has written and sold malicious code for the past 14 years. 2011 said he was a system administrator and C++ coder. Dmitry Yuryevich Khoroshev. Image: treasury.gov.

Ransomware 230

Ransomware Cybercrime Accountability Malware 230

Security Affairs

MARCH 14, 2023

Their operations are based on the human operator ransomware practice where most of the intrusion is handled by hands-on keyboard criminals, even in the encryption stage. He is a former member of the ANeSeC CTF team, one of the firsts Italian cyber wargame teams born back in 2011.

Ransomware 82

Ransomware Software System Administration Encryption 82

Security Affairs

MARCH 27, 2023

A technical analysis of NullMixer malware operation revealed Italy and France are the favorite European countries from the attackers’ perspective. Executive Summary Our insights into a recent NullMixer malware operation revealed Italy and France are the favorite European countries from the opportunistic attackers’ perspective.

Malware 83

Malware Social Engineering Encryption Marketing 83