What is Icefog Trojan?
Similar to Jahlav Trojan and SpyAgent Mac Trojan, Icefog is a nasty malware that aims to steal data. It was first reported way back in 2011, according to ZDNet. Back then, this virus was regarded as unfinished and tied to attacks in South Korea. The main purpose of this backdoor Trojan is to remain hidden on your computer for as long as possible. This is known as APT (Advanced Persistent Threat), and the Icefog trojan uses such technologies to steal information from computers. Not only this, but this threat could go as far as enrolling your computer in a massive botnet, making it part of a hacker network, also known as a zombie net.
Read this article to learn how you can remove this nasty malware from your computer.
|Name||Icefog, also known as Backdoor.MacOS.Icefog.A , OSX/Icefog.A and MAC.OSX.Icefog|
|Type||Mac Backdoor Trojajn|
|Short Description||Assumes control over your macOS to steal information from your or perform virus activities.|
|Symptoms||Opens a backdoor in your Mac and uses it to drop the virus files silently. May run a hidden task in Activity Monitor|
|Distribution Method||Bundled downloads. Web pages which may advertise it.|
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|User Experience||Join Our Forum to Discuss Icefog.|
Icefog Trojan – Further Information
The Icefog Trojan may enter your Mac in several different ways. One of those could be if the malware is sent to your computer by being attached in an e-mail. Usually, such files pretend to be documents that seems very convincing and trustworthy to be opened. Such can be plane tickets, letters from your own bank, and even spoofed letters from your workplace.
Icefog can also infect computers by pretending to be a legitimate app as well. Such apps can be downloaded from risky websites or sites with low reputation, and they can often pose as converters, photo editors, and anything useful. However, once downloaded and ran, they release the infection file of the Icefog backdoor.
Once activated on your computer, this Trojan may leave files in several macOS system libraries. There, some of these files may run as active proocesses in your Activity Monitor. Not only this, but also, be advised that the Icefog Trojan could also have the capability of running files actively and they may remain hidden from it.
The main purpose of this backdoor Trojan is to steal information from your computer. But it may also perform activities similar to what any other malware will do because of its many modules and features. Such activities can be:
- Turn on your web camera.
- Turn on your microphone.
- Steal files.
- Delete files.
- Rename files.
- Steal saved passwords on your browser.
- Use a keylogger to know what keys you type on your keyboard.
- Take screenshots.
- Record your screen.
- Update itself.
- Download and run other malware.
Remove Icefog Trojan from Your Computer
Icefog Trojan can be removed from your Mac if you follow the removal instructions posted underneath this article. They have been made with the primary purpose to help you erase this virus completely. To fully detect and remove Icefog, we suggest you follow what experts advise and download an advanced anti-malware software for Mac. This program has been created with the main idea to help you get rid of any malware or unwanted software and secure your Mac automatically.
Before starting to follow the steps below, be advised that you should first do the following preparations:
- Backup your files in case the worst happens.
- Make sure to have a device with these instructions on standy.
- Arm yourself with patience.
Step 1: Uninstall Icefog and remove related files and objects
1. Hit the ⇧+⌘+U keys to open Utilities. Another way is to click on “Go” and then click “Utilities”, like the image below shows:
- Go to Finder.
- In the search bar type the name of the app that you want to remove.
- Above the search bar change the two drop down menus to “System Files” and “Are Included” so that you can see all of the files associated with the application you want to remove. Bear in mind that some of the files may not be related to the app so be very careful which files you delete.
- If all of the files are related, hold the ⌘+A buttons to select them and then drive them to “Trash”.
In case you cannot remove Icefog via Step 1 above:
In case you cannot find the virus files and objects in your Applications or other places we have shown above, you can manually look for them in the Libraries of your Mac. But before doing this, please read the disclaimer below:
You can repeat the same procedure with the following other Library directories:
Tip: ~ is there on purpose, because it leads to more LaunchAgents.
Step 2: Remove Icefog – related extensions from Safari / Chrome / Firefox
Step 3: Scan for and remove Icefog files from your Mac
When you are facing problems on your Mac as a result of unwanted scripts and programs such as Icefog, the recommended way of eliminating the threat is by using an anti-malware program. SpyHunter for Mac offers advanced security features along with other modules that will improve your Mac’s security and protect it in the future.
What is Icefog on your Mac?
The Icefog threat is a potentially unwanted app or likely a Mac virus. It may slow your Mac down siginficantly and display advertisements. The main idea is for your information to likely get stolen or more ads to appear on your Mac.
The creators of such unwanted apps work with pay-per-click schemes to get your Mac to visit risky or different types of websites that may generate them funds. This is why they do not even care what types of websites show up on the ads. This makes their unwanted software indirectly risky for your MacOS.
Can my Mac get a virus?
Yes. As much as any other device, Apple computers do get viruses. Apple devices may not be a frequent target by malware authors, but rest assured that the following Apple devices can become infected with a virus:
- Mac Mini
- Macbook Air
- Macbook Pro
What are the symptoms of Icefog on your Mac?
There are several symptoms to look for when this particular threat and also most Mac threats in general are active:
Symptom #1: Your Mac may become slow and has poor performance in general.
Symtpom #2: You have toolbars, add-ons or extensions on your web browsers that you don't remember adding.
Symptom #3: You see all types of ads, like ad-supported search results, pop-ups and redirects to randomly appear.
Symptom #4: You see installed apps on your Mac running automatically and you do not remember installing them.
Symptom #5: You see suspicious processes running in your Mac's Activity Monitor.
If you see one or more of those symptoms, then security experts reccomend that you check your Mac for viruses.
What types of Mac threats are there?
According to most malware researchers and cyber-security experts, the threats that can currently infect your Mac can be the following types:
- Rogue Antivirus programs.
- Adware and hijackers.
- Trojan horses and other spyware.
- Ransomware and screen-lockers.
- Cryptocurrency miner malware.
What to do if I have a Mac virus, like Icefog?
Do not panic! You can easily get rid of most Mac threats by firstly isolating them and then removing them. One reccomended way to do that is by using a reputable malware removal software that can take care of the removal automatically for you. There are many Mac anti-malware apps out there that you can choose from. SpyHunter for Mac is one of the reccomended Mac anti-malware apps, that can scan for free and detect any viruses, tracking cookies and unwanted adware apps plus take care of them quickly. This saves time for manual removal that you would otherwise have to do.
How to secure my passwords and other data from Icefog?
With few simple actions. First and foremost, it is imperative that you follow these steps:
Step 1: Find a safe computer and connect it to another network, not the one that your Mac was infected in.
Step 2: Change all of your passwords, starting from your e-mail passwords.
Step 3: Enable two-factor authentication for protection of your important accounts.
Step 4: Call your bank to change your credit card details (secret code, etc.) if you have saved your credit card for online shopping or have done online activiites with your card.
Step 5: Make sure to call your ISP (Internet provider or carrier) and ask them to change your IP address.
Step 6: Change your Wi-Fi password.
Step 7: (Optional): Make sure to scan all of the devices connected to your network for viruses and repeat these steps for them if they are affected.
Step 8: Install anti-malware software with real-time protection on every device you have.
Step 9: Try not to download software from sites you know nothing about and stay away from low-reputation websites in general.
If you follow these reccomendations, your network and Apple devices will become significantly more safe against any threats or information invasive software and be virus free and protected in the future too.
More tips you can find on our website, where you can also ask any questions and comment about your Mac problems.