List of Mac viruses, malware and security flaws


Despite Apple’s satisfactory efforts, Mac malware exists; however, earlier than you panic, Mac malware and viruses are rarely found ” in the wild”. From time to time, you will listen to huge profile trojans, malware, and ransomware that is targetting Windows international; very rarely is that this a risk to Macs. For example, the WannaCry/WannaCrypt ransomware that bought the NHS to its knees in May 2017 became best targetting Windows machines and consequently no chance to Macs.

Luckily, Apple has diverse measures to guard against such threats, as we explain in this newsletter approximately how Apple protects you from malware. However, as you will see in case you examine on, Macs are not completely safe from attacks.

To live safe, we advise you to study our excellent Mac protection guidelines and our spherical-up of the excellent Mac antivirus apps – even though we additionally suggest studying Do Macs need antivirus software program.



Meltdown & Spectre

In January 2018, Apple confirmed that flaws in Intel chips had struck Macs, iPhones, and iPads. The Meltdown and Spectre insects could allow hackers to thieve facts. Apple changed into one in every of several tech companies affected. The company highlighted that: “These problems observe all modern-day processors and have an effect on nearly all computing devices and working structures.”

Apple had already issued patches to mitigate the Meltdown flaw, despite pronouncing that there may be no proof that both vulnerabilities have been exploited yet. Apple advises that the great way to shield yourself from these vulnerabilities is to only download and install apps from trusted resources. The business enterprise states: “Exploiting many of those problems requires a malicious app to be loaded for your Mac or iOS tool, we propose downloading software most effective from depended on resources inclusive of the App Store.”

To protect yourself from ‘Meltdown,’ make sure you put iOS eleven.2 to your iPad or iPhone, macOS 10.13.2 on your Mac, and tvOS eleven.2 to your Apple TV. The Apple Watch is secure from potential exploits.

To shield against ‘Spectre,’ Apple intends to trouble and replace Safari. The meltdown could involve a “rogue information cache load” and may allow a useful technique to read kernel reminiscence, in keeping with Apple’s quick at the issue.

Spectre will be either a “bounds test bypass” or “department target injection” in step with Apple. It ought to potentially make gadgets in kernel reminiscence available to consumer methods. They can be doubtlessly exploited in JavaScript jogging in a web browser, in keeping with Apple. Read greater about Apple’s measures to guard your Mac against viruses, safety flaws, and malware right here.


Security evaluation firm CheckPoint Software Technologies noticed a brand new OS X malware at the end of April 2017. Apple rushed to dam it. The macOS Trojan horse appeared intending to bypass Apple’s protections and hijack all visitors, getting into and leaving a Mac without a person’s know-how – even site visitors on SSL-TLS encrypted connections.

OSX/Dok changed into even signed with a valid developer certificate (authenticated via Apple) in line with CheckPoint’s blog submit. It is probable that the hackers accessed a legitimate developers’ account and used that certificate. Because the malware had a certificate, macOS’s Gatekeeper could have recognized the app as legitimate, and therefore not avoided its execution. Apple was because it revoked that developer certificate and updated XProtect, its malware signature machine.

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The attacker could get admission to all sufferer communication by redirecting traffic through a malicious proxy server; there may be more facts approximately how the assault labored right here.

OSX/Dok changed into targeting OS X users through an email phishing campaign. The satisfactory manner to keep away from falling foul to such a try within the destiny is not to reply to emails that require you to enter a password or install anything.


In February 2017, X-agent malware became located that turned into stealing passwords, taking screenshots, and grabbing iPhone backups stored on your Mac. According to Bitdefender, the malware seemingly focused on members of the Ukrainian military and was thought to be the work of the APT28 cybercrime organization.


In February 2017, researchers found the MacDownloader software lurking in a fake update to Adobe Flash. When the installer is administered, you may get an alert claiming that there’s adware to your Mac. You’ll be requested to click to “dispose of” the spyware, and whilst you enter your password in your Mac, the MacDownloader malware will attempt to transmit statistics consisting of your Keychain (so it truly is your usernames, passwords, PINs, credit score card numbers) to a far-flung server.

Luckily the danger seems to be contained for now: the far-off server the malware attempts to connect is now offline. The first-class way to keep away from such assaults is to always look at Adobe’s website to peer if there is an update to Flash you must install.

The MacDownloader malware has been created by way of Iranian hackers and changed into especially targetted at the US defense enterprise. It becomes positioned on a faux website online to target the US defense enterprise (so in all likelihood no longer yourself). In this situation, the phishing attempt would have been activated thru a Flash document, and consider that Apple has stopped Flash starting by default; again, this is not likely to have affected you.

Word macro virus

PC customers have had to cope with macro viruses for a long term. Together with Microsoft Office, Excel, and Powerpoint, applications allow macro packages to be embedded in files. When those documents are opened, the macros are run mechanically, which may purpose troubles.

Mac versions of these packages haven’t had an issue with malware concealed in macros because for the reason that while Apple launched Office for Mac 2008, it eliminated macro help. However, the 2011 model of Office reintroduced macros, and in February 2017, there was malware observed in a Word macro inside a Word document approximately Trump.

About Author

Communicator. Alcohol fanatic. Entrepreneur. Pop culture ninja. Proud travel enthusiast. Beer fan.A real dynamo when it comes to buying and selling sheep in Nigeria. Spent 2002-2007 licensing foreign currency for fun and profit. Spent 2001-2007 selling heroin in the financial sector. Developed several new methods for buying and selling jungle gyms in the UK. Prior to my current job I was investing in pond scum in Hanford, CA. Garnered an industry award while working on jump ropes in Salisbury, MD.