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In its most recent incarnations, the software can install itself without user interaction.Īn earlier version of the Flashback Trojan’s installer.(Credit: Intego)įlashback as we know it now appeared near the end of September last year, pretending to be an installer for Adobe’s Flash, a widely used plug-in for streaming video and interactive applications that Apple no longer ships on its computers. At that point, the software installs code designed to gather personal information and send it back to remote servers. A user typically mistakes it for a legitimate browser plug-in while visiting a malicious Web site.

#Topher kessler top mac apps how to
So here’s a quick FAQ on the Flashback Trojan, including information on what it is, how to tell if you have it, and steps you can take to get rid of it.įlashback is a form of malware designed to grab passwords and other information from users through their Web browser and other applications such as Skype. Web said that an estimated 600,000 Macs are now infected as a result of users unknowingly installing the software. Nowhere is that clearer than with the Flashback Trojan, a gnarly piece of malware designed to steal personal information by masquerading as very mainstream browser plug-ins.
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What I did was trash the file and then update my system software. If a password is not offered, the malware will install to the user accounts where it can run in a more global manner. The malware will request an administrator password, and if one is supplied, it will install its package of code into the Applications folder. Also, here is a script to check to see if you’re infected.Īs CNET blogger Topher Kessler explains, simply visiting a malicious Web site containing Flashback on an OS X system with Java installed will result in one of two installation routes. Go launch Disk First Aid and see if it pops up for you. This is not really Adobe Flash Player Installer but a cleverly disguised virus. Last night my computer was acting up so I ran Disk First Aid, only to find that there was a strange mounted item that I did not have mounted – decryptedFile.dmg with the Adobe Flash Player installer. This is new Trojan Horse called Flashback. The last time I remember a big virus was Melissa in 1999. Yes, you read that right! A virus on the Mac.
