New Threat Actor Launches Cyber-attacks on Ukraine and Poland
Cisco Talos said the malicious campaigns started in April 2022 and are currently ongoing
Coverage of named threat actors and intrusion sets examines reported incidents, infrastructure, disruption, and defensive guidance.
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Coverage under this tag concerns a named threat actor or intrusion set: an individual, group, or organized operation assessed to be responsible for malicious cyber activity. Reports may describe incidents, malware, attack infrastructure, disruption efforts, or analyst assessments. Attribution is often provisional, so actor names and reported links should be treated as intelligence judgments rather than established identity, nationality, sponsorship, or motive.
For defenders, such reporting can help connect incidents and prioritize monitoring, but indicators and techniques may be reused or become obsolete. Validate reported infrastructure, hashes, and behaviors against local telemetry; use confirmed weaknesses to guide vulnerability remediation and access controls. If activity is suspected, preserve relevant logs and evidence, contain affected accounts or systems, and coordinate investigation without relying on an actor label alone.
Cisco Talos said the malicious campaigns started in April 2022 and are currently ongoing
Trend Micro found a backdoor previously exploited by various Chinese threat actors in a popular application used by Pakistan’s government agencies
Mandiant has observed that the same playbook has been used by various Russian threat actors since the breakout of war in Ukraine, making them likely to be part of a GRU-led deliberate strategy
Threat actors forged authentication tokens to access email