The Italian Honey Project

Security researchers warn that multiple recent Zbot variants are using a forged digital signature in an attempt to bypass antivurs detection. Ironically the digital signature was copied from a ZeuS removal tool developed by Kaspersky Lab.

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There have been isolated cases of digitally-signed malware before, but the practice never really took off, primarily because malware authors believed the effort doesn’t justify the benefits.

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via Zbot Authors Forge Kaspersky Digital Signature – Copy it from ZeuZ removal tool – Softpedia.