BRICKSTORM

Chinese APT Deploys Cross-Platform ‘Brickstorm’ Backdoor, Burrows for Years in Critical Networks

ddos December 8, 2025

Chinese cyber-espionage actors have spent years burrowed, undetected, within the networks of critical organizations, infiltrating infrastructure with...

393 Days Undetected: China-Linked UNC5221 Uses BRICKSTORM Backdoor to Exploit Ivanti Zero-Days UNC5221, BRICKSTORM Dwell Time

393 Days Undetected: China-Linked UNC5221 Uses BRICKSTORM Backdoor to Exploit Ivanti Zero-Days

ddos September 26, 2025

According to Google Threat Intelligence, the China-linked espionage group UNC5221 has since March conducted a series of...

BRICKSTORM

Chinese APT Deploys Cross-Platform ‘Brickstorm’ Backdoor, Burrows for Years in Critical Networks

393 Days Undetected: China-Linked UNC5221 Uses BRICKSTORM Backdoor to Exploit Ivanti Zero-Days

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