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GoCaracal Malware Uses Ethereum Smart Contract to Fetch Replacement C2 Address

Summary by The Hacker News
Threat actors linked by Arctic Wolf to Dark Caracal with medium confidence deployed a previously undocumented Go-based malware framework, GoCaracal, during a June 2026 intrusion at an unnamed communications organization in Venezuela. GoCaracal provides operators with remote shell access and payload execution, while the extended profile adds browser data theft, keylogging, remote desktop control
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GoCaracal malware represents a new step in the evolution of threats directed to Latin America. Discovered by Arctic Wolf Labs during an intrusion investigation against a communications organization in Venezuela, the framework combines traditional remote access capabilities with an unusual technique: using blockchain Ethereum as a contingency source to discover new addresses of command and control servers (C2). The case draws attention to why it …

A new malware framework in two different versions and an evasive mechanism via the Ethereum blockchain: Arctic Wolf Labs has discovered the previously undocumented malware "GoCaracal" in an investigation of a targeted attack on an organization from the communications sector in Venezuela. Arctic Wolf assigns the attack with medium-security to the cyberspionage group Dark Caracal. The most important findings [...] Arctic Wolf Labs discovers new ma…

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The Hacker News broke the news on Thursday, August 27, 2026.
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