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CyberWire Daily

Excel-lerating cyberattacks. [Research Saturday]

Mar 22, 2025
Tom Hegel, Principal Threat Researcher at SentinelLabs, delves into the alarming tactics of the Ghostwriter cyber group targeting Ukraine and Belarus. He reveals how weaponized Excel documents are exploited in sophisticated malware attacks. The discussion highlights new obfuscation techniques and the strategic targeting of political opposition during wartime. Hegel emphasizes the importance of understanding basic cyber threats and fortifying defenses against relentless and clever attacks that can compromise even well-guarded systems.
26:43

Episode guests

Podcast summary created with Snipd AI

Quick takeaways

  • The Ghostwriter campaign utilizes sophisticated malware tactics, including weaponized Excel documents, to target Ukrainian and Belarusian political entities.
  • As cyber threats evolve, organizations must enhance email security and awareness, particularly for high-risk individuals such as human rights activists.

Deep dives

Ghostwriter's Targeting Strategy

Ghostwriter is a cyber threat actor that primarily targets Ukrainian government entities and the Belarusian opposition, particularly focusing on the election cycle in Belarus. This group's activity has historically been linked to the Belarusian government, with ties to Russian interests, showcasing their strategy to gather intelligence on Ukrainian military operations. Their attacks are aimed at destabilizing opposition, influencing domestic narratives, and pushing out propaganda to reinforce governmental control. The group's recent shift towards domestic targeting demonstrates their evolving tactics, transitioning from external missions to internal political suppression.

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