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Trusted Azure Utility AzCopy Turned into Data Exfiltration Tool in Active Ransomware Campaigns

Cybersecuritynews •Tushar Subhra Dutta • March 4, 2026

The cybersecurity landscape has taken a sharp and dangerous turn. Ransomware operators, long associated with using suspicious tools to steal data, have begun turning to the same software IT teams rely on every day. Microsoft’s AzCopy, a legitimate command-line utility built for moving data to and from Azure Storage, has become the latest tool of […]

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This article is one source in a clustered incident — the cluster page carries the summary, timeline and every other outlet covering it.

AzCopy Utility Exploited in Ransomware Data Exfiltration Campaigns Ransomware operators have begun misusing Microsoft's AzCopy, a legitimate command-line utility, to facilitate data exfiltration in ongoing attacks. This shift marks a significant change in tactics, as attackers leverage trusted software typically used by IT teams to move data to and from Azure Storage. Organizations relying on AzCopy are now at risk of having sensitive data stolen using this tool. 3 sources 89

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Trusted Azure Utility AzCopy Turned into Data Exfiltration Tool in Active Ransomware Campaigns

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