Security researchers have discovered a single piece of malware that is capable of spreading to four different platform environments, including Windows, Mac OSX, VMware virtual machines, and Windows Mobile devices.

First uncovered last month by security company Integro, Crisis was originally described as a Mac Trojan capable of intercepting e-mails and instant messages and tracking Web sites visited. Additional scrutiny by Symantec has found that the malware targets both OSX and Windows users with executable files for both operating systems.

Crisis is distributed using social engineering techniques designed to trick users into installing a JAR, or Java archive, file masquerading as an Adobe Flash installer. The malware then identifies the computer's OS and installs the corresponding executable.

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'Crisis' malware targets VMware virtual machines | Security & Privacy - CNET News