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LDR4 is a new Ursnif variant

Threat Advisories

LDR4 is a new Ursnif variant

Threat Level
Attack Report

For a detailed threat advisory, download the pdf file here


In June 2022, a new aspect of the URSNIF malware was identified. Unlike prior URSNIF iterations, this new variation, code named LDR4, is a backdoor designed to facilitate operations such as ransomware and data theft extortion.

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