Trojan, detected by Sophos as OSX/iWorkS-B, is found in a bundled crack program that allows users to circumvent the programs serial number copy-protection. If infected, Macintosh users are at risk of having a remote hacker take control of their computer potentially for the purposes of sending spam, launching distributed denial-of-service attacks or stealing identities. Just days ago, an earlier version of Adobe Photoshop CS4 was distributed via a pirated version of the software.”]
Source: https://grahamcluley.com/reports-mac-trojan-pirated-adobe-photoshop-cs4/