Cybersecurity Brief – 2025-11-02
Major Incidents or Breaches
- The Australian Signals Directorate (ASD) has issued a bulletin regarding ongoing attacks targeting unpatched Cisco IOS XE devices in Australia. The attacks involve a previously undocumented implant referred to as BADCANDY.
Newly Discovered Vulnerabilities
- A vulnerability in Motex Lanscope Endpoint Manager was exploited as a zero-day by the China-linked threat actor group Bronze Butler (Tick). The exploitation enabled deployment of an updated Gokcpdoor malware variant.
Notable Threat Actor Activity
- Bronze Butler (Tick), a China-linked cyber-espionage group, has been observed exploiting the Lanscope Endpoint Manager zero-day vulnerability to facilitate cyber-espionage operations.
Trends, Tools, or Tactics of Interest
- The use of an undocumented implant (BADCANDY) in ongoing campaigns targeting Cisco IOS XE devices highlights continued attacker focus on network infrastructure.
- Updated versions of Gokcpdoor malware are being deployed by advanced persistent threat actors, indicating ongoing development and refinement of custom toolsets for espionage purposes.