Category: GBHackers Security | #1 Globally Trusted Cyber Security News Platform

Pro-Russian Hacktivist Targets OT/ICS Systems to Harvest Credentials

In September, a nascent pro-Russian hacktivist group known as TwoNet staged its first operational technology and industrial control systems (OT/ICS) intrusion against our water treatment utility honeypot. By exploiting default credentials and SQL-based schema extraction, the adversary ultimately created backdoor…

EDR-Freeze: Technical Mechanics and Forensic Artifacts Exposed

EDR-Freeze is a proof-of-concept tool that forces endpoint detection and response (EDR) or antivirus processes into a temporary “coma.” Instead of installing a vulnerable driver, it leverages legitimate Windows Error Reporting components, specifically WerFaultSecure.exe and the MiniDumpWriteDump API to pause security…

Astaroth Banking Malware Exploits GitHub for Hosting Configuration Files

McAfee’s Threat Research team recently uncovered a sophisticated new Astaroth campaign that represents a significant evolution in malware infrastructure tactics. This latest variant has abandoned traditional command-and-control (C2) server dependencies in favor of leveraging GitHub repositories to host critical malware…

Chaosbot Using CiscoVPN and Active Directory Passwords for Network Commands

Adversaries have once again demonstrated that operational hours are irrelevant when mounting sophisticated cyberattacks. eSentire’s TRU team first observed suspicious activity within a financial services customer’s environment when legitimate CiscoVPN logins coincided with anomalous WMI calls to multiple endpoints. Investigation…