Stack Exchange Network

Stack Exchange network consists of 175 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers.

Visit Stack Exchange

Questions tagged [malware]

Malware, short for malicious software, is software designed to disrupt computer operation, gather sensitive information, or gain unauthorized access to computer systems.

1
vote
1answer
52 views

I heard about the new ZombieLoad vulnerability. How do I protect my Mac?

I don't want my data to be vulnerable to the new MDS issues discovered on Intel processors. What can I do? Is my credit card information safe?
1
vote
5answers
35k views

Yahoo is taking over my Google search from my Safari on my Mac

In Safari Preferences, Google is my Default Search Engine; New Windows and New Tabs are set to Homepage. However, recently whenever I Google something, I click on my choice and I end up on Yahoo ...
0
votes
1answer
29 views

What is the function of `Library/Application Support/updater_mcy/updater_mcy` file?

My Avast security app has isolated the following file: Library/Application Support/updater_mcy/updater_mcy Since this has happened, I think it has resulted in me getting error messages on my Mac ...
1
vote
1answer
56 views

How to get rid of an spyware on iPhone 8 called News?

I've been suspecting my iPhone to be hacked for quite some times now. After setting the two-factor authentication system on it earlier this week, a connection attempt has been made by someone else (I'...
2
votes
2answers
463 views

What is this strange process `qemu` connecting to minergate.com?

I noticed this in Little Snitch: qemu-system-x86_64 /usr/local/Cellar/qemu/3.0.0/bin/qemu-system-x86_64 Total: 444 B sent, 0 B received Outgoing to xmr.pool.minergate.com (78.46.23.253, 46.4.119....
0
votes
1answer
506 views

why Chrome pop up from gocomputerhelp247.com/system-alert

Why did I suddenly get a message with a Chrome icon to call a phone number immediately because I was under attack? The address was gocomputerhelp247.com/system-alert. It told me under no circumstances ...
2
votes
1answer
35 views

STRANGE: After saving a file named BD.jpg, a few minutes later it got renamed to: Good morning -darling …!…-).jpg. WTH?

Yesterday a really strange thing happened to me. I exported 3 files via PhotoShop from the same .psd file: first CA.jpg, second HK.jpg than the third BD.jpg to a website's src project folder (loaded ...
0
votes
0answers
34 views

How to detect and maybe eliminate Malware from 'Flash Player'?

I read about that some websites do claim you have old Adobe Flash Player installed. I am not sure whether or not I got such notifications legitimately or not. I know I have downloaded some Flash ...
0
votes
2answers
10k views

Eliminate com.adobe.ARMDC.Communicator.plist malware

Running an Early '09 iMac with Mavericks. Earlier this month I began to see a pop up referencing a 'malware cleaner'. Below is a copy of items dated May 4th in the Launch Agents and Launch Daemons ...
0
votes
0answers
10 views

When waking from sleep, login input acts as if delete key is stuck; can't log in

I've had this symptom only twice, both in the last week: I wake my MacbookPro11,4 (mid 2015) from sleep, and I can't type my password to log in because every input keystroke is immediately deleted. ...
0
votes
2answers
141 views

What is the performance penalty of using RansomWhere.app?

As many might be aware OS X is now potential victim of ransomware exploits. So far we have one example only, First Mac-targeting ransom ware hits Transmission users, researchers say, but chances are ...
0
votes
0answers
307 views

Why is IMRemoteURLConnectionAgent contacting a Charter IP address

I never use iMessage. I never use iCloud. And yet I happened to check my Mac's current network connections and I found this: IMRemoteURLConn 33557 me 7u IPv4 ... 0t0 TCP 192.168.1.198:57996-&...
1
vote
1answer
618 views

Flash Player.dmg Question

Quick question concerning malicious flash player.dmg files.... I was on news sites (on the likes of CNN, BBC, etc.,) the other night when suddenly my tab automatically opened a new tab with a long ...
1
vote
1answer
338 views

Shortcut Virus: What's the effect on a Mac?

I was at school when we tested a PowerPoint presentation on one of the school's laptops. Apparently, when we got home, many of my classmates told me that the laptop gave a "shortcut virus" on their ...
0
votes
2answers
567 views

How to remove dataloading.net malware from browsers

I have recently installed one software from internet and it installed MacKeeper malware in my system. So every time when I open any link in any of the browser one page pops up in different window with ...
3
votes
2answers
86 views

Suddenly, menu bar applications have blue badges

I am using a MacBook Air 13' bought in 2017, running Mojave 10.14.1 (18B75). I recently removed malware and plugins named Weknow.ac. Now, several of the application badges and indicators in the menu ...
3
votes
1answer
433 views

What do “Mac Ads Cleaner” and “Mac App Cleaner” do while installed?

Recently I responded to a suggestion that I "upgrade Flash" on my macOS system only do end up with several applications running, and intruding into my browser and desktop that I did not (mean to) ...
3
votes
1answer
164 views

Removing Bundlore malware manually

I have a MacBook Pro with macOS Mojave. My Sophos antivirus software found a 'Bundlore' malware and I need to remove it manually. It says it's located in: /Volumes/Player/Player_440.app/Contents/...
1
vote
1answer
253 views

How to debug malware popups in Safari

Around once a day a new tab opens in the background and automatically starts downloading some probably scam software disguised as a "flash player". I tried to fix it doing the things recommended ...
0
votes
1answer
502 views

Does my MacBook have malware? Frozen screen and Automatic Clock Reset on Macbook Pro

I like to download books and games on the internet and so my MacBook Pro had acquired some malware. I did not know this, but eventually I installed Avast. It detected that I had acquired a couple of ...
1
vote
1answer
40 views

What is the process „Tornit“? It wants to access Safari documents & passwords

I was using Safari a couple of days ago, when I got a pop-up window: Tornit wants to control Safari and access your documents and passwords. Do you allow it? I clicked No. Tornit is a process I ...
9
votes
8answers
23k views

Random shutter sound

Every once in a while I hear a loud sound from my Mac. It sounds like either a camera shutter or a keychain lock/unlock. It all started a couple of weeks ago. I fear something is snapping shots of my ...
4
votes
4answers
4k views

How to remove Malwarebytes from Mac?

I would like to remove Malwarebytes from a friend's macbook. There is nothing in Applications Folder /Library/LaunchAgents (or in /System/Library/LaunchAgents) /Library/LaunchDaemons /Library/...
3
votes
0answers
83 views

Is 'volare-karaoke.swf' a malware?

I am running macOS Sierra 10.12. I've noticed an unwanted file volare-karaoke.swf automatically getting download from both Safari and FireFox. It happens mostly when I'm on financial/payment sites (...
1
vote
2answers
892 views

WeTransfer email received without ever using the service

I'm am using a MacBook Pro 2012 using El Captain version 10.11.3 I received 5 minutes ago an email from WeTransfer (noreply@wetransfer.com) saying that "Your file has been sent to ***@libero.it. As ...
0
votes
1answer
1k views

Need to force close suspicious tab/dialogue box jamming everything

Need to force close suspicious tab without accepting a download from a dialogue box that currently has the whole browser stuck.It wants me to click "OK" to unfreeze things. The screen shot (for those ...
0
votes
1answer
2k views

Hidden processes causing huge increase in ios data usage?

On my first iphone the data usage was both reasonable and logical at the beginning, but a couple months in and I was seeing a ridiculous increase of >5x usage. I started off average 5-8 gb/month and ...
6
votes
5answers
3k views

How did my Mac end up with iPhone 4S as my host name in the user prompt in OS X terminal? [duplicate]

The other day I was searching for Xcode iOS 5 tutorials. About a day or two later, I noticed my terminal prompt is now "iPhone4s : myusername". Naturally , my biggest fear is that there could be a ...
5
votes
1answer
129 views

Is it safe to install a deprecated Java version?

I have an old version of Photoshop that requires an outdated Java runtime. "More info" takes me to this Apple support page where you can download the older JRE. Seems reasonable enough, but I am ...
0
votes
1answer
236 views

Cron mail notifies error of suspicious unknown script

Thanks to the mail function of the Terminal it came to my attention that there was some kind of cron job being executed with some errors. The mail of the cron gives this info: 2018-08-02 23:47:22....
1
vote
1answer
36 views

Picture of “scenery” appears on iPhone 6 lock screen

I just noticed that what I thought was "waveform bars" (for lack of a better description) on my iPhone 6 was actually a miniature landscape of houses and trees. What is it and where did it come from? ...
1
vote
2answers
585 views

Is my mac being hacked by a user called Guatoan? And how can I remove this user?

I recently visited a website and on pressing a link another window automatically opened saying the website had found a virus on my laptop. Obviously this was a scam so I returned to the original ...
9
votes
2answers
895 views

Prevent Spam Downloads on Safari

Background A new spam page has started to appear throughout many "questionable" sites (movie sites, etc.). This new spam page fits in to the category of fake scans, MacKeeper, "YOU HAVE A VIRUS", etc....
12
votes
5answers
24k views

Are auto-downloaded malicious .dmg app files a security risk if they are never opened?

I visited a page to stream a TV show, and upon clicking the search result link got the following pop-up: I clicked OK, as nothing on Chrome was available, and when I did that, Chrome auto-downloaded ...
0
votes
0answers
40 views

Think my Dad may have just downloaded the Apple Security Malware

My dad doesn't use a Virus checker (doesnt disable Java either and isn't running the latest OSX) and just appears to have fallen for the Apple Security malware popup (looked and sounded something like ...
3
votes
2answers
4k views

Rogue calendar event

I have just had a mysterious thing happen: a calendar event has appeared out of nowhere. At more or less the same time I received a similar email: Now I am used to email spam, but how on earth has ...
1
vote
1answer
43 views

Is Safari allowing extensions to be installed by stray clicks in a web page?

Sometimes when I go to visit my parents, they ask me to fix their Macbook because something is wrong with Safari. The find that there is an extension installed and that it has set the home page in the ...
2
votes
1answer
78 views

Cannot find/remove browser hijackers

My roommate brought me her iMac this afternoon because it's been behaving very badly since she upgraded to High Sierra. It turns out that her boyfriend has gotten a lot of malware onto it, and I'm ...
2
votes
1answer
130 views

RSS readers and malware

I recently had an issue where some RSS feeds were causing my IT department to think my MBP was infected by ransomware and was connecting to a ransomware server. Ransomware/malware can be 'caught' ...
3
votes
3answers
8k views

Is DetectX itself malware?

A friend installed Mackeeper, and I tried to uninstall it with DetectX. As far as I know, DetectX is not known malware as I can only find positive comments about it. But, I'm concerned that I cannot ...
0
votes
2answers
1k views

How to remove adware on macOS Sierra 10.12.1?

I recently came across an adware on my Mac. I've uploaded a video on youtube. Pay attention to the very redirects! I used to have this on El Capitan as well, then I clean-installed Sierra. After about ...
2
votes
1answer
345 views

What are these folders and files in my library folder?

I have several suspicious folders and files in my library folder. And I was wondering if I should delete them. ApplicationaContents ApplicationContents ApplicationSupport appn this is just a file ...
0
votes
1answer
156 views

Advice on securely removing malware

I'm helping out a friend who thinks they may have malware on their machine. I don't know what kind or to what extent, so I don't want to boot into the system. My question is: Is there a good boot ...
0
votes
0answers
117 views

Is Spectre and Meltdown Patched on OS X 10.10? [duplicate]

I have not yet had an update since the spectre and meltdown vulnerabilities came out... This leads me to believe they have not patched spectre/meltdown on anything below High Sierra... I have ...
2
votes
2answers
326 views

How Would I Manually Uninstall Search Encrypt On My MacBook?

How would I uninstall Search Encrypt manually? I have a MacBook Pro and my toddler installed this bloody thing and it creates pop-ups and annoys me to no end. I have previously tried to find a way by ...
0
votes
1answer
53 views

Does apple provide a message when “i” device is hacked

I recently used an app that was for live wallpapers and then got a pop up that made a beeping sound (like the typical bomb from movies). I read some reviews of the app which describe the message as a ...
4
votes
2answers
967 views

flashplayer.dmg is in use and can't empty Trash

I accidentally downloaded malware: something posing as Flash Player in flashplayer.dmg. I did not install it, but deleted the dmg file. Now I want to delete my trash bin, but I can't. It says: 'trash ...
1
vote
2answers
28 views

Do Mac apps have access to delete files

I was just wondering if Mac apps can delete files in ~/documents and ~/desktop without user permission?
3
votes
1answer
2k views

Does FileVault protect against ransomware?

I've already asked a question about ransomware on OS X in general. But I failed to get a response regarding whether FileVault protects against it. That is what this question is about. I'm also ...
22
votes
7answers
2k views

How to limit my Mac's exposure to malware?

With OS X malware increasingly in the news (see the Flashback Trojan issue), is there anything that I should do to increase the security of my Mac and reduce my exposure to malware? What I'm doing ...