Mandiant has recently observed DRAGONBRIDGE, an influence campaign we assess with high confidence to be operating in support of the political interests of the People’s Republic of China (PRC), aggressively targeting the United States by seeking to sow division both between the U.S. and its allies and within the U.S. political system itself. Recent narratives include:
CISA analyzed 15 files associated with China Chopper malware. The files are modified Offline Address Book (OAB) Virtual Directory (VD) configuration files for Microsoft Exchange servers. The files have been modified with a variant of the China Chopper webshell. The webshells allow an attacker to remotely access the server and execute arbitrary code on the system(s).referenced in this bulletin or otherwise.
Best Practices • Apply patches as soon as possible • Disable unnecessary ports and protocols • Replace end-of-life infrastructure • Implement a centralized patch management system
The prolific China APT41 hacking group, known for carrying out espionage in parallel with financially motivated operations, has compromised multiple U.S. state government networks, according to cybersecurity giant Mandiant. The group — seemingly undeterred by U.S. indictments against five APT41 members in 2020 — conducted a months-long campaign during which it targeted and successfully breached […]